{"id":444,"date":"2026-04-24T05:48:02","date_gmt":"2026-04-24T05:48:02","guid":{"rendered":"https:\/\/tractor-stone-crusher.com\/?p=444"},"modified":"2026-04-24T05:52:25","modified_gmt":"2026-04-24T05:52:25","slug":"stone-crusher-applications-in-environmental-protection-and-waste-recycling","status":"publish","type":"post","link":"https:\/\/tractor-stone-crusher.com\/vi\/blog\/stone-crusher-applications-in-environmental-protection-and-waste-recycling\/","title":{"rendered":"\u1ee8ng d\u1ee5ng m\u00e1y nghi\u1ec1n \u0111\u00e1 trong b\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng v\u00e0 t\u00e1i ch\u1ebf ch\u1ea5t th\u1ea3i"},"content":{"rendered":"

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B\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng v\u00e0 t\u00e1i ch\u1ebf ch\u1ea5t th\u1ea3i<\/div>\n

Chuy\u1ec3n \u0111\u1ed5i ph\u1ebf th\u1ea3i x\u00e2y d\u1ef1ng, x\u1ec9 th\u1ea3i v\u00e0 r\u00e1c th\u1ea3i \u0111\u00f4 th\u1ecb th\u00e0nh ngu\u1ed3n t\u00e0i nguy\u00ean c\u00f3 th\u1ec3 t\u00e1i s\u1eed d\u1ee5ng.<\/h2>\n

C\u1ea9m nang v\u1eadn h\u00e0nh k\u1ef9 thu\u1eadt d\u00e0nh cho c\u00e1c nh\u00e0 th\u1ea7u qu\u1ea3n l\u00fd ch\u1ea5t th\u1ea3i, chuy\u00ean gia ph\u00e1 d\u1ee1 v\u00e0 nh\u00e0 \u0111i\u1ec1u h\u00e0nh c\u01a1 s\u1edf t\u00e1i ch\u1ebf, h\u01b0\u1edbng d\u1eabn c\u00e1ch th\u1ee9c nghi\u1ec1n v\u1eadt li\u1ec7u t\u1ea1i ch\u1ed7 gi\u00fap gi\u1ea3m s\u1ef1 ph\u1ee5 thu\u1ed9c v\u00e0o b\u00e3i ch\u00f4n l\u1ea5p, gi\u1ea3m chi ph\u00ed x\u1eed l\u00fd v\u00e0 chuy\u1ec3n \u0111\u1ed5i c\u00e1c d\u00f2ng ch\u1ea5t th\u1ea3i th\u00e0nh c\u00e1c s\u1ea3n ph\u1ea9m c\u1ed1t li\u1ec7u t\u00e1i ch\u1ebf c\u00f3 kh\u1ea3 n\u0103ng th\u01b0\u01a1ng m\u1ea1i h\u00f3a trong c\u00e1c l\u0129nh v\u1ef1c x\u00e2y d\u1ef1ng v\u00e0 c\u00f4ng nghi\u1ec7p c\u1ee7a \u00dac.<\/p>\n<\/div>\n<\/div>\n

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Th\u00e1ch th\u1ee9c v\u1ec1 ch\u1ea5t th\u1ea3i x\u00e2y d\u1ef1ng v\u00e0 ph\u00e1 d\u1ee1 c\u1ee7a \u00dac \u2014 v\u00e0 t\u1ea1i sao vi\u1ec7c nghi\u1ec1n t\u1ea1i ch\u1ed7 l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a gi\u1ea3i ph\u00e1p<\/h2>\n

H\u00e0ng n\u0103m, \u00dac t\u1ea1o ra kho\u1ea3ng 20 tri\u1ec7u t\u1ea5n ch\u1ea5t th\u1ea3i x\u00e2y d\u1ef1ng v\u00e0 ph\u00e1 d\u1ee1 (C&D) \u2014 chi\u1ebfm kho\u1ea3ng 401.300 t\u1ea5n t\u1ed5ng l\u01b0\u1ee3ng ch\u1ea5t th\u1ea3i r\u1eafn c\u1ee7a c\u1ea3 n\u01b0\u1edbc. Trong s\u1ed1 \u0111\u00f3, ph\u1ea7n c\u00f3 th\u1ec3 t\u00e1i ch\u1ebf \u2014 b\u00ea t\u00f4ng, g\u1ea1ch, nh\u1ef1a \u0111\u01b0\u1eddng v\u00e0 v\u1eadt li\u1ec7u x\u00e2y d\u1ef1ng h\u1ed7n h\u1ee3p \u2014 t\u1eeb tr\u01b0\u1edbc \u0111\u1ebfn nay v\u1eabn \u0111\u01b0\u1ee3c xem l\u00e0 v\u1ea5n \u0111\u1ec1 x\u1eed l\u00fd ch\u1ee9 kh\u00f4ng ph\u1ea3i l\u00e0 c\u01a1 h\u1ed9i khai th\u00e1c t\u00e0i nguy\u00ean. Ph\u00ed \u0111\u1ed5 th\u1ea3i t\u1ea1i c\u00e1c c\u01a1 s\u1edf x\u1eed l\u00fd ch\u1ea5t th\u1ea3i C&D \u0111\u01b0\u1ee3c c\u1ea5p ph\u00e9p \u1edf NSW, QLD v\u00e0 VIC hi\u1ec7n dao \u0111\u1ed9ng t\u1eeb 1.400 \u0111\u1ebfn 1.400 b\u1ea3ng Anh\/t\u1ea5n \u0111\u1ed1i v\u1edbi c\u00e1c lo\u1ea1i ch\u1ea5t th\u1ea3i h\u1ed7n h\u1ee3p, t\u1ea1o \u00e1p l\u1ef1c kinh t\u1ebf \u0111\u00e1ng k\u1ec3 l\u00ean c\u00e1c nh\u00e0 th\u1ea7u ph\u00e1 d\u1ee1 v\u00e0 x\u00e2y d\u1ef1ng d\u00e2n d\u1ee5ng trong vi\u1ec7c t\u00ecm ki\u1ebfm c\u00e1c gi\u1ea3i ph\u00e1p thay th\u1ebf cho vi\u1ec7c ch\u00f4n l\u1ea5p. Vi\u1ec7c nghi\u1ec1n \u0111\u00e1 t\u1ea1i ch\u1ed7 b\u1eb1ng m\u00e1y nghi\u1ec1n \u0111\u00e1 g\u1eafn tr\u00ean m\u00e1y k\u00e9o chuy\u1ec3n \u0111\u1ed5i chi ph\u00ed x\u1eed l\u00fd n\u00e0y th\u00e0nh ho\u1ea1t \u0111\u1ed9ng s\u1ea3n xu\u1ea5t v\u1eadt li\u1ec7u \u2014 t\u1ea1o ra c\u1ed1t li\u1ec7u t\u00e1i ch\u1ebf c\u00f3 gi\u00e1 tr\u1ecb th\u1ecb tr\u01b0\u1eddng \u0111\u1ed3ng th\u1eddi gi\u1ea3m kh\u1ed1i l\u01b0\u1ee3ng ch\u1ea5t th\u1ea3i c\u1ea7n \u0111\u01b0\u1ee3c c\u1ea5p ph\u00e9p x\u1eed l\u00fd.<\/p>\n

M\u00f4i tr\u01b0\u1eddng ph\u00e1p l\u00fd \u0111\u00e3 chuy\u1ec3n bi\u1ebfn m\u1ea1nh m\u1ebd theo h\u01b0\u1edbng c\u00f3 l\u1ee3i cho vi\u1ec7c t\u00e1i ch\u1ebf. C\u00e1c khung ph\u00e1p l\u00fd v\u1ec1 thu h\u1ed3i t\u00e0i nguy\u00ean c\u1ee7a C\u01a1 quan B\u1ea3o v\u1ec7 M\u00f4i tr\u01b0\u1eddng (EPA) t\u1ea1i NSW (L\u1ec7nh v\u00e0 Mi\u1ec5n tr\u1eeb Thu h\u1ed3i T\u00e0i nguy\u00ean), QLD (\u0110\u1ea1o lu\u1eadt Gi\u1ea3m thi\u1ec3u v\u00e0 T\u00e1i ch\u1ebf Ch\u1ea5t th\u1ea3i), VIC (\u0110\u1ea1o lu\u1eadt Kinh t\u1ebf Tu\u1ea7n ho\u00e0n 2021) v\u00e0 WA (\u0110\u1ea1o lu\u1eadt Tr\u00e1nh Ch\u1ea5t th\u1ea3i v\u00e0 Thu h\u1ed3i T\u00e0i nguy\u00ean) \u0111\u1ec1u cung c\u1ea5p c\u00e1c l\u1ed9 tr\u00ecnh ph\u00e1p l\u00fd \u0111\u1ec3 c\u1ed1t li\u1ec7u t\u00e1i ch\u1ebf \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i l\u00e0 s\u1ea3n ph\u1ea9m ch\u1ee9 kh\u00f4ng ph\u1ea3i l\u00e0 ch\u1ea5t th\u1ea3i \u2014 mi\u1ec5n l\u00e0 n\u00f3 \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n th\u00e0nh ph\u1ea7n \u0111\u00e3 \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh v\u00e0 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho m\u1ee5c \u0111\u00edch \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u00ea duy\u1ec7t. Hi\u1ec3u r\u00f5 c\u00e1c khung ph\u00e1p l\u00fd n\u00e0y c\u0169ng quan tr\u1ecdng nh\u01b0 vi\u1ec7c l\u1ef1a ch\u1ecdn \u0111\u00fang lo\u1ea1i m\u00e1y nghi\u1ec1n \u0111\u00e1 cho ho\u1ea1t \u0111\u1ed9ng c\u1ee7a m\u00e1y k\u00e9o: m\u1ed9t m\u00e1y nghi\u1ec1n c\u00f3 kh\u1ea3 n\u0103ng k\u1ef9 thu\u1eadt nh\u01b0ng t\u1ea1o ra s\u1ea3n ph\u1ea9m kh\u00f4ng c\u00f3 gi\u00e1 tr\u1ecb th\u01b0\u01a1ng m\u1ea1i do ch\u01b0a \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i theo quy \u0111\u1ecbnh s\u1ebd kh\u00f4ng mang l\u1ea1i l\u1ee3i nhu\u1eadn \u0111\u1ea7u t\u01b0 b\u1ea5t k\u1ec3 ch\u1ea5t l\u01b0\u1ee3ng x\u1eed l\u00fd nh\u01b0 th\u1ebf n\u00e0o.<\/p>\n

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C\u1ed1t li\u1ec7u b\u00ea t\u00f4ng t\u00e1i ch\u1ebf (RCA): Ti\u00eau chu\u1ea9n s\u1ea3n xu\u1ea5t v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u01b0\u1ee3c ph\u00ea duy\u1ec7t<\/h2>\n

Ti\u00eau ch\u00ed ch\u1ea5p nh\u1eadn nguy\u00ean li\u1ec7u tr\u01b0\u1edbc khi \u0111\u01b0a v\u00e0o m\u00e1y nghi\u1ec1n.<\/h3>\n

Ch\u1ea5t l\u01b0\u1ee3ng c\u1ed1t li\u1ec7u b\u00ea t\u00f4ng t\u00e1i ch\u1ebf \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh tr\u01b0\u1edbc khi m\u00e1y nghi\u1ec1n x\u1eed l\u00fd b\u1ea5t k\u1ef3 t\u1ea5n n\u00e0o \u2014 \u1edf giai \u0111o\u1ea1n ti\u1ebfp nh\u1eadn nguy\u00ean li\u1ec7u, n\u01a1i m\u1ee9c \u0111\u1ed9 \u00f4 nhi\u1ec5m v\u1eadt li\u1ec7u \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 v\u00e0 c\u00e1c nguy\u00ean li\u1ec7u kh\u00f4ng \u0111\u1ea1t ti\u00eau chu\u1ea9n s\u1ebd b\u1ecb lo\u1ea1i b\u1ecf. Ba lo\u1ea1i \u00f4 nhi\u1ec5m quan tr\u1ecdng nh\u1ea5t \u0111\u1ed1i v\u1edbi s\u1ea3n xu\u1ea5t c\u1ed1t li\u1ec7u b\u00ea t\u00f4ng t\u00e1i ch\u1ebf l\u00e0: th\u00e9p gia c\u01b0\u1eddng (th\u00e9p thanh v\u00e0 l\u01b0\u1edbi th\u00e9p, ph\u1ea3i \u0111\u01b0\u1ee3c lo\u1ea1i b\u1ecf tr\u01b0\u1edbc khi \u0111\u01b0a v\u00e0o m\u00e1y nghi\u1ec1n \u0111\u1ec3 tr\u00e1nh l\u00e0m h\u1ecfng r\u00f4to v\u00e0 \u00f4 nhi\u1ec5m kim lo\u1ea1i trong s\u1ea3n ph\u1ea9m); c\u00e1c ch\u1ea5t g\u00e2y \u00f4 nhi\u1ec5m nh\u1eb9 (g\u1ed7, t\u1ea5m th\u1ea1ch cao, v\u1eadt li\u1ec7u c\u00e1ch nhi\u1ec7t, l\u00e0m t\u0103ng h\u00e0m l\u01b0\u1ee3ng h\u1eefu c\u01a1 c\u1ee7a s\u1ea3n ph\u1ea9m v\u01b0\u1ee3t qu\u00e1 gi\u1edbi h\u1ea1n cho ph\u00e9p \u0111\u1ed1i v\u1edbi \u1ee9ng d\u1ee5ng l\u00e1t \u0111\u01b0\u1eddng); v\u00e0 c\u00e1c v\u1eadt li\u1ec7u nguy hi\u1ec3m (v\u1eadt li\u1ec7u ch\u1ee9a ami\u0103ng, ch\u1ea5t n\u1ec1n s\u01a1n ch\u00ec, b\u00ea t\u00f4ng nhi\u1ec5m hydrocarbon) g\u00e2y ra c\u1ea3 v\u1ea5n \u0111\u1ec1 v\u1ec1 ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m v\u00e0 an to\u00e0n lao \u0111\u1ed9ng, \u0111\u00f2i h\u1ecfi c\u00e1c ph\u01b0\u01a1ng ph\u00e1p x\u1eed l\u00fd chuy\u00ean bi\u1ec7t ri\u00eang. Vi\u1ec7c thi\u1ebft l\u1eadp m\u1ed9t quy tr\u00ecnh ki\u1ec3m tra tr\u01b0\u1edbc khi ti\u1ebfp nh\u1eadn nghi\u00eam ng\u1eb7t t\u1ea1i c\u00f4ng tr\u01b0\u1eddng ph\u00e1 d\u1ee1 \u2014 tr\u01b0\u1edbc khi v\u1eadt li\u1ec7u \u0111\u01b0\u1ee3c ch\u1ea5t l\u00ean v\u00e0 v\u1eadn chuy\u1ec3n \u0111\u1ebfn m\u00e1y nghi\u1ec1n \u2014 s\u1ebd ti\u1ebft ki\u1ec7m chi ph\u00ed h\u01a1n nhi\u1ec1u so v\u1edbi vi\u1ec7c c\u1ed1 g\u1eafng ph\u00e2n lo\u1ea1i v\u1eadt li\u1ec7u b\u1ecb \u00f4 nhi\u1ec5m sau khi giao h\u00e0ng.<\/p>\n

C\u1ea5u h\u00ecnh m\u00e1y nghi\u1ec1n cho s\u1ea3n xu\u1ea5t RCA<\/h3>\n

B\u00ea t\u00f4ng c\u1ed1t th\u00e9p c\u1ea7n \u0111\u01b0\u1ee3c x\u1eed l\u00fd s\u01a1 b\u1ed9 tr\u01b0\u1edbc khi \u0111\u01b0a v\u00e0o m\u00e1y nghi\u1ec1n \u2013 th\u00e9p nh\u00fang b\u00ean trong ph\u1ea3i \u0111\u01b0\u1ee3c t\u00e1ch ra b\u1eb1ng c\u00e1ch ph\u00e1 v\u1ee1 b\u00ea t\u00f4ng (th\u01b0\u1eddng b\u1eb1ng b\u00faa th\u1ee7y l\u1ef1c c\u1ee7a m\u00e1y x\u00fac) v\u00e0 lo\u1ea1i b\u1ecf th\u00e9p b\u1eb1ng c\u00e1ch ph\u00e2n lo\u1ea1i th\u1ee7 c\u00f4ng ho\u1eb7c t\u00e1ch t\u1eeb tr\u01b0\u1edbc khi c\u00e1c m\u1ea3nh b\u00ea t\u00f4ng v\u1ee1 \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o m\u00e1y nghi\u1ec1n. Vi\u1ec7c c\u1ed1 g\u1eafng x\u1eed l\u00fd b\u00ea t\u00f4ng ch\u1ee9a c\u1ed1t th\u00e9p b\u1eb1ng m\u00e1y nghi\u1ec1n va \u0111\u1eadp m\u00e0 kh\u00f4ng c\u00f3 b\u01b0\u1edbc x\u1eed l\u00fd s\u01a1 b\u1ed9 n\u00e0y s\u1ebd g\u00e2y h\u01b0 h\u1ecfng r\u00f4to nghi\u00eam tr\u1ecdng ch\u1ec9 trong v\u00e0i ph\u00fat. Sau khi \u0111\u01b0\u1ee3c x\u1eed l\u00fd s\u01a1 b\u1ed9 \u0111\u1ec3 c\u00f3 \u0111\u01b0\u1ee3c b\u00ea t\u00f4ng v\u1ee1 s\u1ea1ch v\u1edbi k\u00edch th\u01b0\u1edbc m\u1ea3nh t\u1ed1i \u0111a 200mm, v\u1eadt li\u1ec7u s\u1ebd \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o t\u1ed1t qua c\u00e1c c\u1ea5u h\u00ecnh m\u00e1y nghi\u1ec1n h\u1ea1ng n\u1eb7ng c\u1ee7a Watanabe, t\u1ea1o ra c\u1ed1t th\u00e9p t\u00e1i ch\u1ebf (RCA) c\u00f3 k\u00edch th\u01b0\u1edbc 0\u201340mm trong m\u1ed9t l\u1ea7n nghi\u1ec1n, ph\u00f9 h\u1ee3p cho c\u00e1c \u1ee9ng d\u1ee5ng l\u00e0m l\u1edbp n\u1ec1n \u0111\u01b0\u1eddng, v\u1eadt li\u1ec7u l\u1ea5p \u0111\u1ea7y v\u00e0 c\u1ed1t li\u1ec7u tho\u00e1t n\u01b0\u1edbc. m\u00e1y nghi\u1ec1n \u0111\u00e1 k\u00e9o r\u01a1 mo\u00f3c \u1edf \u00dac<\/a> \u0110\u01b0\u1ee3c c\u1ea5u h\u00ecnh cho s\u1ea3n xu\u1ea5t RCA, h\u1ec7 th\u1ed1ng n\u00e0y th\u01b0\u1eddng \u0111\u1ea1t c\u00f4ng su\u1ea5t 60\u2013120 t\u1ea5n\/gi\u1edd v\u1edbi nguy\u00ean li\u1ec7u b\u00ea t\u00f4ng \u0111\u00e3 qua x\u1eed l\u00fd s\u01a1 b\u1ed9 \u2014 \u0111\u1ee7 \u0111\u1ec3 ho\u00e0n th\u00e0nh vi\u1ec7c ph\u00e1 d\u1ee1 m\u1ed9t c\u00f4ng tr\u01b0\u1eddng quy m\u00f4 trung b\u00ecnh trong v\u00f2ng hai \u0111\u1ebfn ba ng\u00e0y l\u00e0m vi\u1ec7c.<\/p>\n

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\ud83d\udee3\ufe0f<\/div>\n

L\u1edbp n\u1ec1n \u0111\u01b0\u1eddng<\/h4>\n

T\u1ea5m RCA 0\u201375mm \u0111\u00e1p \u1ee9ng ti\u00eau chu\u1ea9n l\u1edbp n\u1ec1n ph\u1ee5 c\u1ee7a Austroads cho c\u00e1c tuy\u1ebfn \u0111\u01b0\u1eddng c\u00f3 l\u01b0u l\u01b0\u1ee3ng giao th\u00f4ng th\u1ea5p v\u00e0 khu v\u1ef1c c\u00f4ng nghi\u1ec7p. \u1ee8ng d\u1ee5ng RCA ti\u1ebft ki\u1ec7m chi ph\u00ed nh\u1ea5t \u2014 nhu c\u1ea7u kh\u1ed1i l\u01b0\u1ee3ng l\u1edbn, dung sai ti\u00eau chu\u1ea9n r\u1ed9ng.<\/p>\n<\/div>\n

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\ud83c\udfd7\ufe0f<\/div>\n

V\u1eadt li\u1ec7u l\u1ea5p \u0111\u1ea7y k\u1ebft c\u1ea5u<\/h4>\n

C\u1ed1t li\u1ec7u t\u00e1i ch\u1ebf (RCA) \u0111\u00e3 qua x\u1eed l\u00fd, k\u00edch th\u01b0\u1edbc 0\u2013100mm, \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m v\u1eadt li\u1ec7u l\u1ea5p \u0111\u1ea7y k\u1ef9 thu\u1eadt trong vi\u1ec7c l\u1ea5p \u0111\u1ea7y t\u01b0\u1eddng ch\u1eafn, l\u1ea5p \u0111\u1ea7y kho\u1ea3ng tr\u1ed1ng s\u00e0n v\u00e0 san l\u1ea5p m\u1eb7t b\u1eb1ng. Th\u00f4ng th\u01b0\u1eddng c\u1ea7n ph\u1ea3i ki\u1ec3m tra \u0111\u1ed9 n\u00e9n ch\u1eb7t. Thay th\u1ebf c\u1ed1t li\u1ec7u th\u00f4 v\u1edbi chi ph\u00ed ti\u1ebft ki\u1ec7m \u0111\u00e1ng k\u1ec3.<\/p>\n<\/div>\n

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\ud83d\udca7<\/div>\n

V\u1eadt li\u1ec7u tho\u00e1t n\u01b0\u1edbc<\/h4>\n

RCA s\u1ea1ch k\u00edch th\u01b0\u1edbc 20\u201340mm th\u00edch h\u1ee3p cho c\u00e1c \u1ee9ng d\u1ee5ng tho\u00e1t n\u01b0\u1edbc r\u00e3nh v\u00e0 l\u1edbp ph\u1ee7 tho\u00e1t n\u01b0\u1edbc ng\u1ea7m. \u0110\u1eb7c t\u00ednh th\u1ea5m t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi \u0111\u00e1 d\u0103m nguy\u00ean ch\u1ea5t. C\u1ea7n x\u00e1c nh\u1eadn h\u00e0m l\u01b0\u1ee3ng h\u1ea1t m\u1ecbn th\u1ea5p (<5% d\u01b0\u1edbi 75\u03bcm) tr\u01b0\u1edbc khi s\u1eed d\u1ee5ng cho m\u1ee5c \u0111\u00edch tho\u00e1t n\u01b0\u1edbc.<\/p>\n<\/div>\n<\/div>\n

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\"Recycled<\/div>\n

<\/p>\n

T\u00e1i ch\u1ebf g\u1ea1ch v\u00e0 v\u1eadt li\u1ec7u x\u00e2y d\u1ef1ng: Bi\u1ebfn ph\u1ebf th\u1ea3i ph\u00e1 d\u1ee1 th\u00e0nh v\u1eadt li\u1ec7u l\u1ea5p \u1ed5n \u0111\u1ecbnh<\/h2>\n

Ph\u1ebf th\u1ea3i ph\u00e1 d\u1ee1 g\u1ea1ch v\u00e0 \u0111\u00e1 \u2013 ph\u1ea7n c\u00f2n l\u1ea1i c\u1ee7a c\u00e1c t\u00f2a nh\u00e0 d\u00e2n c\u01b0, th\u01b0\u01a1ng m\u1ea1i v\u00e0 c\u00f4ng nghi\u1ec7p b\u1ecb ph\u00e1 d\u1ee1 trong qu\u00e1 tr\u00ecnh t\u00e1i t\u1ea1o \u0111\u00f4 th\u1ecb, t\u00e1i ph\u00e1t tri\u1ec3n \u0111\u1ecba \u0111i\u1ec3m ho\u1eb7c kh\u1eafc ph\u1ee5c h\u1eadu qu\u1ea3 thi\u00ean tai \u2013 chi\u1ebfm m\u1ed9t ph\u1ea7n l\u1edbn v\u00e0 th\u01b0\u1eddng b\u1ecb s\u1eed d\u1ee5ng ch\u01b0a hi\u1ec7u qu\u1ea3 trong d\u00f2ng ch\u1ea5t th\u1ea3i x\u00e2y d\u1ef1ng v\u00e0 ph\u00e1 d\u1ee1. Kh\u00f4ng gi\u1ed1ng nh\u01b0 b\u00ea t\u00f4ng c\u1ed1t th\u00e9p, g\u1ea1ch v\u1ee5n s\u1ea1ch kh\u00f4ng g\u00e2y nguy hi\u1ec3m cho ph\u1ea7n c\u1ee9ng m\u00e1y nghi\u1ec1n v\u00e0 ch\u1ec9 c\u1ea7n x\u1eed l\u00fd s\u01a1 b\u1ed9 t\u1ed1i thi\u1ec3u ngo\u00e0i vi\u1ec7c lo\u1ea1i b\u1ecf g\u1ed7 l\u1eabn trong t\u01b0\u1eddng g\u1ea1ch v\u00e0 c\u00e1c m\u1ea3nh \u1ed1ng kh\u00f3i ho\u1eb7c v\u00f2m qu\u00e1 kh\u1ed5 v\u01b0\u1ee3t qu\u00e1 k\u00edch th\u01b0\u1edbc \u0111\u1ea7u v\u00e0o t\u1ed1i \u0111a c\u1ee7a m\u00e1y nghi\u1ec1n. \u0110\u01b0\u1ee3c x\u1eed l\u00fd qua m\u00e1y nghi\u1ec1n va \u0111\u1eadp Watanabe v\u1edbi k\u00edch th\u01b0\u1edbc l\u1ed7 s\u00e0ng 40\u201375mm, g\u1ea1ch v\u1ee5n s\u1ea1ch t\u1ea1o ra c\u1ed1t li\u1ec7u t\u00e1i ch\u1ebf h\u1ed7n h\u1ee3p (MRA) th\u00edch h\u1ee3p cho vi\u1ec7c l\u1ea5p \u0111\u1ea7y c\u1ea3nh quan, l\u1edbp l\u00f3t tho\u00e1t n\u01b0\u1edbc v\u00e0 l\u1edbp n\u1ec1n \u0111\u01b0\u1eddng trong c\u00e1c \u1ee9ng d\u1ee5ng kh\u00f4ng quan tr\u1ecdng.<\/p>\n

C\u1ed1t li\u1ec7u t\u00e1i ch\u1ebf t\u1eeb g\u1ea1ch c\u00f3 kh\u1ea3 n\u0103ng h\u1ea5p th\u1ee5 n\u01b0\u1edbc cao h\u01a1n so v\u1edbi RCA (th\u01b0\u1eddng l\u00e0 8\u2013151 TP3T so v\u1edbi 5\u201381 TP3T \u0111\u1ed1i v\u1edbi RCA) do c\u1ea5u tr\u00fac vi x\u1ed1p c\u1ee7a g\u1ed1m s\u1ee9 nung \u2013 \u0111\u1eb7c \u0111i\u1ec3m n\u00e0y h\u1ea1n ch\u1ebf vi\u1ec7c s\u1eed d\u1ee5ng n\u00f3 trong b\u00ea t\u00f4ng nh\u01b0ng kh\u00f4ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u00e1c \u1ee9ng d\u1ee5ng l\u1ea5p \u0111\u1ea7y, tho\u00e1t n\u01b0\u1edbc ho\u1eb7c l\u1edbp n\u1ec1n. \u0110\u1ed1i v\u1edbi c\u00e1c d\u1ef1 \u00e1n k\u1ebft h\u1ee3p ch\u1ea5t th\u1ea3i ph\u00e1 d\u1ee1 g\u1ea1ch v\u00e0 b\u00ea t\u00f4ng trong c\u00f9ng m\u1ed9t ho\u1ea1t \u0111\u1ed9ng nghi\u1ec1n, RCA\/MRA h\u1ed7n h\u1ee3p c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c x\u1eed l\u00fd trong m\u1ed9t l\u1ea7n v\u1edbi vi\u1ec7c l\u1ef1a ch\u1ecdn s\u00e0ng ph\u00f9 h\u1ee3p, t\u1ea1o ra c\u1ed1t li\u1ec7u l\u1ea5p \u0111\u1ea7y c\u00f3 c\u1ea5p ph\u1ed1i r\u1ed9ng v\u1edbi n\u0103ng su\u1ea5t cao h\u01a1n so v\u1edbi vi\u1ec7c x\u1eed l\u00fd ri\u00eang bi\u1ec7t t\u1eebng lo\u1ea1i v\u1eadt li\u1ec7u. L\u1ee3i \u00edch kinh t\u1ebf c\u1ee7a vi\u1ec7c x\u1eed l\u00fd h\u1ed7n h\u1ee3p r\u1ea5t thuy\u1ebft ph\u1ee5c khi vi\u1ec7c tr\u00e1nh chi ph\u00ed \u0111\u1ed5 th\u1ea3i l\u00e0 \u0111\u1ed9ng l\u1ef1c ch\u00ednh: ngay c\u1ea3 vi\u1ec7c gi\u1ea3m nh\u1eb9 kh\u1ed1i l\u01b0\u1ee3ng ch\u1ea5t th\u1ea3i \u0111\u01b0\u1ee3c c\u1ea5p ph\u00e9p c\u0169ng t\u1ea1o ra l\u1ee3i nhu\u1eadn t\u00e0i ch\u00ednh nhanh ch\u00f3ng b\u00f9 \u0111\u1eafp chi ph\u00ed v\u1eadn h\u00e0nh nghi\u1ec1n.<\/p>\n

<\/p>\n

X\u1eed l\u00fd x\u1ec9 c\u00f4ng nghi\u1ec7p v\u00e0 c\u1eb7n luy\u1ec7n kim<\/h2>\n

X\u1ec9 l\u00f2 cao: T\u00ednh ch\u1ea5t k\u1ef9 thu\u1eadt v\u00e0 y\u00eau c\u1ea7u c\u1ee7a m\u00e1y nghi\u1ec1n<\/h3>\n

X\u1ec9 l\u00f2 cao \u2014 ch\u1ea5t c\u1eb7n canxi-nh\u00f4m-silicat t\u1eeb qu\u00e1 tr\u00ecnh luy\u1ec7n s\u1eaft \u2014 \u200b\u200bl\u00e0 m\u1ed9t trong nh\u1eefng s\u1ea3n ph\u1ea9m ph\u1ee5 c\u00f4ng nghi\u1ec7p c\u00f3 gi\u00e1 tr\u1ecb k\u1ef9 thu\u1eadt cao nh\u1ea5t x\u00e9t v\u1ec1 ti\u1ec1m n\u0103ng \u1ee9ng d\u1ee5ng l\u00e0m c\u1ed1t li\u1ec7u t\u00e1i ch\u1ebf. X\u1ec9 l\u00f2 cao l\u00e0m ngu\u1ed9i b\u1eb1ng kh\u00f4ng kh\u00ed (ACBFS) \u0111\u01b0\u1ee3c nghi\u1ec1n \u0111\u1ebfn k\u00edch th\u01b0\u1edbc 10\u201340mm t\u1ea1o ra c\u1ed1t li\u1ec7u d\u1ea1ng g\u00f3c c\u1ea1nh, c\u00f3 l\u1ed7 r\u1ed7ng v\u1edbi \u0111\u1eb7c t\u00ednh th\u1ee7y l\u1ef1c t\u1ef1 li\u00ean k\u1ebft, khi\u1ebfn n\u00f3 tr\u1edf th\u00e0nh v\u1eadt li\u1ec7u n\u1ec1n \u0111\u01b0\u1eddng c\u00f3 hi\u1ec7u su\u1ea5t cao v\u01b0\u1ee3t tr\u1ed9i: N\u1ec1n \u0111\u01b0\u1eddng ACBFS ph\u00e1t tri\u1ec3n c\u00e1c \u0111\u1eb7c t\u00ednh li\u00ean k\u1ebft m\u1eb7t \u0111\u01b0\u1eddng theo th\u1eddi gian th\u00f4ng qua c\u00e1c ph\u1ea3n \u1ee9ng pozzolanic gi\u1eefa th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc c\u1ee7a x\u1ec9 v\u00e0 \u0111\u1ed9 \u1ea9m trong kh\u00f4ng kh\u00ed, v\u01b0\u1ee3t tr\u1ed9i h\u01a1n so v\u1edbi l\u1edbp n\u1ec1n \u0111\u00e1 d\u0103m kh\u00f4ng li\u00ean k\u1ebft th\u00f4ng th\u01b0\u1eddng v\u1ec1 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u1ecfi l\u00e2u d\u00e0i. X\u1eed l\u00fd ACBFS b\u1eb1ng m\u00e1y nghi\u1ec1n \u0111\u00e1 \u0111\u00f2i h\u1ecfi c\u1ea5u h\u00ecnh b\u00faa ch\u1ecbu t\u1ea3i n\u1eb7ng do \u0111\u1ed9 c\u1ee9ng cao (t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi \u0111\u00e1 bazan) v\u00e0 xu h\u01b0\u1edbng v\u1ee1 th\u00e0nh c\u00e1c m\u1ea3nh kh\u00f4ng \u0111\u1ec1u, g\u00e2y t\u1ea3i tr\u1ecdng va \u0111\u1eadp cao l\u00ean r\u00f4to m\u00e1y nghi\u1ec1n.<\/p>\n

X\u1ec9 luy\u1ec7n kim lo\u1ea1i m\u00e0u: C\u00e1c ph\u01b0\u01a1ng \u00e1n thu h\u1ed3i v\u00e0 t\u00e1i s\u1eed d\u1ee5ng<\/h3>\n

X\u1ec9 luy\u1ec7n kim lo\u1ea1i m\u00e0u t\u1eeb qu\u00e1 tr\u00ecnh tinh luy\u1ec7n \u0111\u1ed3ng, niken, ch\u00ec v\u00e0 k\u1ebdm ch\u1ee9a h\u00e0m l\u01b0\u1ee3ng kim lo\u1ea1i qu\u00fd c\u00f2n s\u00f3t l\u1ea1i c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c thu h\u1ed3i th\u00f4ng qua qu\u00e1 tr\u00ecnh nghi\u1ec1n v\u00e0 l\u00e0m gi\u00e0u th\u1ee9 c\u1ea5p sau khi m\u1ea1ch luy\u1ec7n kim s\u01a1 c\u1ea5p \u0111\u00e3 c\u1ea1n ki\u1ec7t. M\u00e1y nghi\u1ec1n \u0111\u00e1 \u0111\u01b0\u1ee3c c\u1ea5u h\u00ecnh v\u1edbi l\u01b0\u1edbi s\u00e0ng m\u1ecbn (5\u201310mm) s\u1ebd gi\u1ea3i ph\u00f3ng c\u00e1c pha ch\u1ee9a kim lo\u1ea1i b\u1ecb kh\u00f3a kh\u1ecfi ma tr\u1eadn x\u1ec9, t\u1ea1o ra ph\u1ea7n m\u1ecbn gi\u00fap l\u00e0m gi\u00e0u h\u00e0m l\u01b0\u1ee3ng kim lo\u1ea1i c\u00f3 th\u1ec3 thu h\u1ed3i \u0111\u1ec3 x\u1eed l\u00fd th\u1ee7y luy\u1ec7n th\u1ee9 c\u1ea5p v\u00e0 ph\u1ea7n th\u00f4 th\u00edch h\u1ee3p cho v\u1eadt li\u1ec7u n\u1ec1n \u0111\u01b0\u1eddng ho\u1eb7c c\u1ed1t li\u1ec7u x\u00e2y d\u1ef1ng. Ph\u01b0\u01a1ng ph\u00e1p thu h\u1ed3i th\u1ee9 c\u1ea5p n\u00e0y \u0111\u1eb7c bi\u1ec7t ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c b\u00e3i th\u1ea3i x\u1ec9 c\u0169 t\u1ea1i c\u00e1c nh\u00e0 m\u00e1y luy\u1ec7n kim \u0111\u00e3 ng\u1eebng ho\u1ea1t \u0111\u1ed9ng \u1edf \u00dac \u2014 n\u01a1i m\u00e0 h\u00e0ng th\u1eadp k\u1ef7 t\u00edch t\u1ee5 x\u1ec9 c\u00f3 th\u1ec3 ch\u1ee9a n\u1ed3ng \u0111\u1ed9 kim lo\u1ea1i \u0111\u00e1ng k\u1ec3 v\u1ec1 m\u1eb7t kinh t\u1ebf, th\u1ea5p h\u01a1n ng\u01b0\u1ee1ng thu h\u1ed3i c\u1ee7a c\u00f4ng ngh\u1ec7 x\u1eed l\u00fd ban \u0111\u1ea7u nh\u01b0ng v\u1eabn kh\u1ea3 thi v\u1edbi c\u00e1c ph\u01b0\u01a1ng ph\u00e1p nghi\u1ec1n m\u1ecbn v\u00e0 l\u1ecdc hi\u1ec7n \u0111\u1ea1i.<\/p>\n

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Quy tr\u00ecnh x\u1eed l\u00fd x\u1ec9 th\u1ea3i \u2014 T\u1eeb b\u00e3i th\u1ea3i \u0111\u1ebfn s\u1ea3n ph\u1ea9m<\/h3>\n
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1<\/div>\n
\u0110\u1eb7c t\u00ednh c\u1ee7a x\u1ec9<\/strong>Ph\u00e2n t\u00edch h\u00f3a h\u1ecdc (XRF) \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh h\u00e0m l\u01b0\u1ee3ng kim lo\u1ea1i c\u00f2n l\u1ea1i, c\u1ea5p \u0111\u1ed9 silica v\u00e0 s\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a c\u00e1c nguy\u00ean t\u1ed1 nguy h\u1ea1i (asen, ch\u00ec, crom) \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ph\u00e2n lo\u1ea1i s\u1ea3n ph\u1ea9m v\u00e0 m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng cu\u1ed1i c\u00f9ng \u0111\u01b0\u1ee3c cho ph\u00e9p.<\/span><\/div>\n<\/div>\n
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2<\/div>\n
Gi\u1ea3m k\u00edch th\u01b0\u1edbc ban \u0111\u1ea7u<\/strong>X\u1ec9 kh\u1ed1i l\u01b0\u1ee3ng l\u1edbn \u0111\u01b0\u1ee3c nghi\u1ec1n t\u1eeb v\u1eadt li\u1ec7u b\u00e3i th\u1ea3i (l\u00ean \u0111\u1ebfn 300mm) xu\u1ed1ng c\u00f2n k\u00edch th\u01b0\u1edbc h\u1ea1t ph\u00f9 h\u1ee3p \u0111\u1ec3 s\u1eed d\u1ee5ng l\u00e0 50\u201375mm. C\u1ea7n c\u1ea5u h\u00ecnh b\u00faa c\u00f4ng su\u1ea5t l\u1edbn \u0111\u1ec3 x\u1eed l\u00fd x\u1ec9 ch\u1ee9a s\u1eaft c\u00f3 m\u1eadt \u0111\u1ed9 cao.<\/span><\/div>\n<\/div>\n
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3<\/div>\n
Nghi\u1ec1n m\u1ecbn th\u1ee9 c\u1ea5p (n\u1ebfu nh\u1eafm m\u1ee5c ti\u00eau ph\u1ee5c h\u1ed3i)<\/strong>L\u1ea7n l\u1ecdc th\u1ee9 hai v\u1edbi k\u00edch th\u01b0\u1edbc l\u1ed7 s\u00e0ng 5\u201310mm gi\u00fap t\u00e1ch c\u00e1c pha ch\u1ee9a kim lo\u1ea1i c\u00f2n s\u00f3t l\u1ea1i. Ph\u1ea7n m\u1ecbn \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o quy tr\u00ecnh thu h\u1ed3i b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p th\u1ee7y luy\u1ec7n; ph\u1ea7n th\u00f4 \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o kho d\u1ef1 tr\u1eef s\u1ea3n ph\u1ea9m c\u1ed1t li\u1ec7u.<\/span><\/div>\n<\/div>\n
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4<\/div>\n
S\u00e0ng l\u1ecdc v\u00e0 ph\u00e2n lo\u1ea1i s\u1ea3n ph\u1ea9m<\/strong>C\u00e1c ph\u1ea7n s\u1ea3n ph\u1ea9m \u0111\u00e3 \u0111\u01b0\u1ee3c s\u00e0ng l\u1ecdc (0\u20135mm, 5\u201320mm, 20\u201340mm) \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef ri\u00eang bi\u1ec7t cho c\u00e1c th\u1ecb tr\u01b0\u1eddng ti\u00eau th\u1ee5 kh\u00e1c nhau. Ph\u00e2n t\u00edch s\u00e0ng l\u1ecdc v\u00e0 ki\u1ec3m tra n\u01b0\u1edbc r\u1ec9 x\u00e1c nh\u1eadn ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m v\u00e0 tu\u00e2n th\u1ee7 ph\u00e2n lo\u1ea1i c\u1ee7a EPA.<\/span><\/div>\n<\/div>\n
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5<\/div>\n
V\u1eadn chuy\u1ec3n s\u1ea3n ph\u1ea9m ho\u1eb7c t\u00e1i s\u1eed d\u1ee5ng t\u1ea1i ch\u1ed7<\/strong>S\u1ea3n ph\u1ea9m \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i v\u00e0 giao \u0111\u1ebfn c\u00e1c m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng cu\u1ed1i c\u00f9ng \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u00ea duy\u1ec7t: cung c\u1ea5p v\u1eadt li\u1ec7u n\u1ec1n \u0111\u01b0\u1eddng, c\u1ed1t li\u1ec7u b\u00ea t\u00f4ng, v\u1eadt li\u1ec7u l\u1ea5p \u0111\u1ea7y c\u1ea3i t\u1ea1o khu m\u1ecf ho\u1eb7c c\u1ed1t li\u1ec7u trang tr\u00ed t\u00f9y thu\u1ed9c v\u00e0o c\u1ea5p ch\u1ea5t l\u01b0\u1ee3ng \u0111\u1ea1t \u0111\u01b0\u1ee3c.<\/span><\/div>\n<\/div>\n<\/div>\n<\/div>\n

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\"Industrial<\/div>\n

<\/p>\n

X\u1eed l\u00fd v\u1eadt li\u1ec7u t\u00e1i ch\u1ebf \u0111\u00f4 th\u1ecb: Th\u1ee7y tinh, g\u1ed1m s\u1ee9 v\u00e0 ch\u1ea5t th\u1ea3i r\u1eafn h\u1ed7n h\u1ee3p<\/h2>\n

R\u00e1c th\u1ea3i \u0111\u00f4 th\u1ecb ch\u1ee9a m\u1ed9t l\u01b0\u1ee3ng \u0111\u00e1ng k\u1ec3 c\u00e1c v\u1eadt li\u1ec7u c\u1ee9ng tr\u01a1 \u200b\u200b\u2013 chai th\u1ee7y tinh, \u0111\u1ed3 g\u1ed1m s\u1ee9, g\u1ea1ch v\u1ee5n, g\u1ea1ch ch\u1ecbu l\u1eeda \u2013 hi\u1ec7n \u0111ang \u0111\u01b0\u1ee3c ch\u00f4n l\u1ea5p \u1edf h\u1ea7u h\u1ebft c\u00e1c khu v\u1ef1c ph\u00e1p l\u00fd c\u1ee7a \u00dac v\u00ec kh\u1ed1i l\u01b0\u1ee3ng t\u1ea1i c\u00e1c \u0111i\u1ec3m thu gom ri\u00eang l\u1ebb kh\u00f4ng \u0111\u1ee7 \u0111\u1ec3 bi\u1ec7n minh cho vi\u1ec7c \u0111\u1ea7u t\u01b0 v\u00e0o c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng x\u1eed l\u00fd chuy\u00ean d\u1ee5ng. Qu\u00e1 tr\u00ecnh x\u1eed l\u00fd b\u1eb1ng m\u00e1y nghi\u1ec1n t\u1eadp h\u1ee3p c\u00e1c v\u1eadt li\u1ec7u n\u00e0y t\u1ea1i c\u00e1c trung t\u00e2m thu gom khu v\u1ef1c, chuy\u1ec3n \u0111\u1ed5i r\u00e1c th\u1ea3i \u0111\u00f4 th\u1ecb h\u1ed7n h\u1ee3p d\u1ea1ng c\u1ee9ng th\u00e0nh c\u00e1t th\u1ee7y tinh nghi\u1ec1n (\u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m nguy\u00ean li\u1ec7u n\u1ea5u ch\u1ea3y th\u1ee7y tinh, v\u1eadt li\u1ec7u l\u1ecdc, ch\u1ea5t m\u00e0i m\u00f2n phun c\u00e1t v\u00e0 c\u00e1t h\u1ed1 golf), c\u1ed1t li\u1ec7u g\u1ed1m nghi\u1ec1n v\u00e0 v\u1eadt li\u1ec7u l\u1ea5p n\u1ec1n chung. \u1ee8ng d\u1ee5ng x\u1eed l\u00fd th\u1ee7y tinh \u0111\u1eb7c bi\u1ec7t ph\u00e1t tri\u1ec3n: Ch\u00ednh ph\u1ee7 c\u00e1c ti\u1ec3u bang c\u1ee7a \u00dac t\u1ea1i T\u00e2y \u00dac, Nam \u00dac v\u00e0 Queensland \u0111\u00e3 \u0111\u1ea7u t\u01b0 v\u00e0o c\u00e1c ch\u01b0\u01a1ng tr\u00ecnh nghi\u1ec1n th\u1ee7y tinh khu v\u1ef1c c\u1ee5 th\u1ec3 v\u00ec ph\u01b0\u01a1ng \u00e1n thay th\u1ebf \u2013 v\u1eadn chuy\u1ec3n th\u1ee7y tinh chai l\u1ecd h\u00e0ng tr\u0103m km \u0111\u1ebfn c\u00e1c c\u01a1 s\u1edf n\u1ea5u ch\u1ea3y th\u1ee7y tinh \u0111\u1ef1ng \u2013 ti\u00eau th\u1ee5 nhi\u1ec1u n\u0103ng l\u01b0\u1ee3ng h\u01a1n so v\u1edbi gi\u00e1 tr\u1ecb c\u1ee7a th\u1ee7y tinh v\u1ee5n thu h\u1ed3i \u0111\u01b0\u1ee3c.<\/p>\n

Vi\u1ec7c x\u1eed l\u00fd th\u1ee7y tinh b\u1eb1ng m\u00e1y nghi\u1ec1n \u0111\u00e1 di \u0111\u1ed9ng \u0111\u00f2i h\u1ecfi nh\u1eefng c\u00e2n nh\u1eafc v\u1eadn h\u00e0nh c\u1ee5 th\u1ec3. Th\u1ee7y tinh c\u00f3 t\u00ednh m\u00e0i m\u00f2n c\u1ef1c cao \u1edf c\u1ea5p \u0111\u1ed9 vi m\u00f4: th\u1ee7y tinh silica ti\u1ebfp x\u00fac v\u1edbi b\u1ec1 m\u1eb7t th\u00e9p \u1edf t\u1ed1c \u0111\u1ed9 cao g\u00e2y ra s\u1ef1 m\u00e0i m\u00f2n nhanh ch\u00f3ng tr\u00ean c\u00e1c m\u1eb7t b\u00faa, l\u01b0\u1edbi s\u00e0ng v\u00e0 l\u1edbp l\u00f3t bu\u1ed3ng nghi\u1ec1n v\u1edbi t\u1ed1c \u0111\u1ed9 cao h\u01a1n 2-3 l\u1ea7n so v\u1edbi \u0111\u00e1 t\u1ef1 nhi\u00ean th\u00f4ng th\u01b0\u1eddng c\u00f3 \u0111\u1ed9 c\u1ee9ng t\u01b0\u01a1ng \u0111\u01b0\u01a1ng. Watanabe cung c\u1ea5p c\u00e1c t\u00f9y ch\u1ecdn b\u00faa c\u00f3 m\u1eb7t b\u1eb1ng vonfram cacbua cho c\u00e1c \u1ee9ng d\u1ee5ng x\u1eed l\u00fd th\u1ee7y tinh, k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd c\u1ee7a c\u00e1c b\u1ed9 ph\u1eadn ch\u1ecbu m\u00e0i m\u00f2n \u0111\u1ebfn c\u00e1c kho\u1ea3ng th\u1eddi gian kh\u1ea3 thi v\u1ec1 m\u1eb7t kinh t\u1ebf v\u00e0 ng\u0103n ng\u1eeba s\u1ef1 nhi\u1ec5m b\u1ea9n s\u1ea3n ph\u1ea9m th\u1ee7y tinh \u0111\u00e3 nghi\u1ec1n b\u1edfi c\u00e1c h\u1ea1t kim lo\u1ea1i s\u1eaft bong ra t\u1eeb c\u00e1c m\u1eb7t b\u00faa th\u00e9p b\u1ecb m\u00f2n.<\/p>\n

<\/p>\n

Th\u1ea3o lu\u1eadn v\u1ec1 \u0111\u01a1n xin t\u00e1i ch\u1ebf ch\u1ea5t th\u1ea3i c\u1ee7a b\u1ea1n \u2192<\/a><\/div>\n

<\/p>\n

T\u00e1i ch\u1ebf nh\u1ef1a \u0111\u01b0\u1eddng: X\u1eed l\u00fd nh\u1ef1a \u0111\u01b0\u1eddng t\u00e1i ch\u1ebf (RAP)<\/h2>\n

C\u00e1c d\u1ef1 \u00e1n c\u1ea3i t\u1ea1o \u0111\u01b0\u1eddng b\u1ed9 t\u1ea1o ra m\u1ed9t l\u01b0\u1ee3ng l\u1edbn nh\u1ef1a \u0111\u01b0\u1eddng t\u00e1i ch\u1ebf (RAP) \u2014 l\u1edbp nh\u1ef1a \u0111\u01b0\u1eddng b\u1ec1 m\u1eb7t hi\u1ec7n c\u00f3 \u0111\u01b0\u1ee3c lo\u1ea1i b\u1ecf b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p phay ho\u1eb7c thi\u1ebft b\u1ecb t\u00e1i ch\u1ebf to\u00e0n b\u1ed9 chi\u1ec1u s\u00e2u trong qu\u00e1 tr\u00ecnh thi c\u00f4ng c\u1ea3i t\u1ea1o m\u1eb7t \u0111\u01b0\u1eddng. RAP l\u00e0 m\u1ed9t trong nh\u1eefng v\u1eadt li\u1ec7u x\u00e2y d\u1ef1ng \u0111\u01b0\u1ee3c t\u00e1i ch\u1ebf r\u1ed9ng r\u00e3i nh\u1ea5t \u1edf \u00dac, v\u1edbi h\u1ed7n h\u1ee3p nh\u1ef1a \u0111\u01b0\u1eddng c\u00f3 h\u00e0m l\u01b0\u1ee3ng RAP cao (30\u201350% RAP theo kh\u1ed1i l\u01b0\u1ee3ng) hi\u1ec7n \u0111\u01b0\u1ee3c ch\u1ea5p nh\u1eadn theo c\u00e1c ti\u00eau chu\u1ea9n k\u1ef9 thu\u1eadt c\u1ee7a \u00dac cho vi\u1ec7c c\u1ea3i t\u1ea1o \u0111\u01b0\u1eddng giao th\u00f4ng ch\u00ednh. Tuy nhi\u00ean, c\u1ed1t li\u1ec7u RAP \u0111\u01b0\u1ee3c nghi\u1ec1n th\u00e0nh c\u00e1c m\u1ea3nh v\u1ee5n c\u00f3 k\u00edch th\u01b0\u1edbc kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u ph\u1ea3i \u0111\u01b0\u1ee3c x\u1eed l\u00fd qua m\u00e1y nghi\u1ec1n \u0111\u00e1 \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c \u0111\u1ed9 h\u1ea1t \u0111\u1ed3ng nh\u1ea5t c\u1ea7n thi\u1ebft cho vi\u1ec7c tr\u1ed9n v\u00e0o nh\u00e0 m\u00e1y s\u1ea3n xu\u1ea5t nh\u1ef1a \u0111\u01b0\u1eddng \u2014 v\u00e0 b\u01b0\u1edbc nghi\u1ec1n n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n t\u1ea1i ch\u1ed7 b\u1eb1ng thi\u1ebft b\u1ecb g\u1eafn tr\u00ean m\u00e1y k\u00e9o \u0111\u1ec3 tr\u00e1nh chi ph\u00ed v\u1eadn chuy\u1ec3n cho m\u1ed9t lo\u1ea1i v\u1eadt li\u1ec7u c\u00f3 gi\u00e1 tr\u1ecb th\u1ea5p tr\u00ean m\u1ed7i t\u1ea5n.<\/p>\n

Qu\u00e1 tr\u00ecnh x\u1eed l\u00fd RAP \u0111\u1eb7t ra m\u1ed9t v\u1ea5n \u0111\u1ec1 c\u1ea7n l\u01b0u \u00fd \u0111\u1eb7c bi\u1ec7t v\u1ec1 qu\u1ea3n l\u00fd nhi\u1ec7t \u0111\u1ed9 m\u00e1y nghi\u1ec1n: \u1edf nhi\u1ec7t \u0111\u1ed9 tr\u00ean 60\u00b0C (d\u1ec5 d\u00e0ng \u0111\u1ea1t \u0111\u01b0\u1ee3c tr\u00ean c\u00e1c b\u00e3i ch\u1ee9a RAP c\u00f3 b\u1ec1 m\u1eb7t \u0111en trong \u0111i\u1ec1u ki\u1ec7n m\u00f9a h\u00e8 \u1edf \u00dac), ch\u1ea5t k\u1ebft d\u00ednh bitum trong RAP tr\u1edf n\u00ean d\u00ednh v\u00e0 c\u00f3 th\u1ec3 b\u00e1m v\u00e0o l\u01b0\u1edbi s\u00e0ng, g\u00e2y t\u1eafc ngh\u1ebdn nhanh ch\u00f3ng v\u00e0 l\u00e0m gi\u1ea3m n\u0103ng su\u1ea5t. L\u00ean k\u1ebf ho\u1ea1ch nghi\u1ec1n RAP v\u00e0o nh\u1eefng th\u1eddi \u0111i\u1ec3m m\u00e1t m\u1ebb h\u01a1n \u2014 ca s\u00e1ng s\u1edbm ho\u1eb7c ca \u0111\u00eam trong m\u00f9a h\u00e8 \u2014 v\u00e0 \u0111\u1ea3m b\u1ea3o c\u01b0\u1eddng \u0111\u1ed9 rung s\u00e0ng ph\u00f9 h\u1ee3p l\u00e0 nh\u1eefng bi\u1ec7n ph\u00e1p v\u1eadn h\u00e0nh thi\u1ebft th\u1ef1c gi\u00fap duy tr\u00ec n\u0103ng su\u1ea5t. Nh\u00f3m k\u1ef9 thu\u1eadt c\u1ee7a Watanabe khuy\u1ebfn ngh\u1ecb k\u00edch th\u01b0\u1edbc l\u1ed7 s\u00e0ng v\u00e0 c\u00e0i \u0111\u1eb7t t\u1ed1c \u0111\u1ed9 r\u00f4to c\u1ee5 th\u1ec3 cho qu\u00e1 tr\u00ecnh x\u1eed l\u00fd RAP d\u1ef1a tr\u00ean d\u1eef li\u1ec7u v\u1ec1 th\u00e0nh ph\u1ea7n h\u1ea1t RAP v\u00e0 \u0111i\u1ec3m h\u00f3a m\u1ec1m c\u1ee7a ch\u1ea5t k\u1ebft d\u00ednh t\u1eeb m\u1eb7t \u0111\u01b0\u1eddng ngu\u1ed3n \u2014 c\u00e1c th\u00f4ng s\u1ed1 n\u00e0y kh\u00e1c bi\u1ec7t \u0111\u00e1ng k\u1ec3 so v\u1edbi c\u00e0i \u0111\u1eb7t m\u00e1y nghi\u1ec1n \u0111\u00e1 t\u1ef1 nhi\u00ean v\u00e0 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u1ea3 ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m v\u00e0 t\u1ed1c \u0111\u1ed9 hao m\u00f2n thi\u1ebft b\u1ecb.<\/p>\n

<\/p>\n

\"Asphalt<\/div>\n

<\/p>\n

M\u00f4 h\u00ecnh t\u00e0i ch\u00ednh: So s\u00e1nh ph\u01b0\u01a1ng ph\u00e1p ch\u00f4n l\u1ea5p ch\u1ea5t th\u1ea3i v\u1edbi ph\u01b0\u01a1ng ph\u00e1p nghi\u1ec1n t\u1ea1i ch\u1ed7.<\/h2>\n

T\u00ednh kh\u1ea3 thi v\u1ec1 m\u1eb7t kinh t\u1ebf c\u1ee7a vi\u1ec7c t\u00e1i ch\u1ebf v\u1eadt li\u1ec7u b\u1eb1ng m\u00e1y nghi\u1ec1n t\u1ea1i c\u00e1c c\u00f4ng tr\u01b0\u1eddng ph\u00e1 d\u1ee1 v\u00e0 x\u00e2y d\u1ef1ng d\u00e2n d\u1ee5ng l\u00e0 kh\u00e1 r\u00f5 r\u00e0ng khi so s\u00e1nh chi ph\u00ed \u0111\u1ea7y \u0111\u1ee7 \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n \u0111\u00fang c\u00e1ch \u2014 nh\u01b0ng \u0111i\u1ec1u n\u00e0y \u0111\u00f2i h\u1ecfi ph\u1ea3i t\u00ednh \u0111\u1ebfn c\u00e1c chi ph\u00ed \u1edf c\u1ea3 hai ph\u00eda c\u1ee7a s\u1ed5 s\u00e1ch k\u1ebf to\u00e1n, nh\u1eefng chi ph\u00ed th\u01b0\u1eddng b\u1ecb b\u1ecf qua trong c\u00e1c t\u00ednh to\u00e1n ho\u00e0n v\u1ed1n \u0111\u01a1n gi\u1ea3n. Chi ph\u00ed x\u1eed l\u00fd ch\u1ea5t th\u1ea3i kh\u00f4ng ch\u1ec9 bao g\u1ed3m ph\u00ed v\u00e0o c\u1ed5ng t\u1ea1i c\u01a1 s\u1edf x\u1eed l\u00fd ch\u1ea5t th\u1ea3i m\u00e0 c\u00f2n c\u1ea3 chi ph\u00ed b\u1ed1c x\u1ebfp, v\u1eadn chuy\u1ec3n v\u00e0 b\u1ea5t k\u1ef3 kho\u1ea3n ph\u1ee5 ph\u00ed n\u00e0o theo quy \u0111\u1ecbnh. Chi ph\u00ed nghi\u1ec1n ph\u1ea3i bao g\u1ed3m kh\u1ea5u hao v\u1ed1n thi\u1ebft b\u1ecb, nhi\u00ean li\u1ec7u v\u1eadn h\u00e0nh, nh\u00e2n c\u00f4ng, b\u1ea3o tr\u00ec v\u00e0 thay th\u1ebf s\u00e0ng l\u1ecdc \u2014 nh\u01b0ng c\u0169ng ph\u1ea3i t\u00ednh \u0111\u1ebfn gi\u00e1 tr\u1ecb c\u1ee7a c\u1ed1t li\u1ec7u t\u00e1i ch\u1ebf \u0111\u01b0\u1ee3c thay th\u1ebf, gi\u00fap gi\u1ea3m nhu c\u1ea7u mua c\u1ed1t li\u1ec7u nguy\u00ean sinh cho c\u00f9ng ho\u1eb7c c\u00e1c d\u1ef1 \u00e1n ti\u1ebfp theo.<\/p>\n

<\/p>\n

\n\n\n\n\n\n\n\n\n\n
Y\u1ebfu t\u1ed1 chi ph\u00ed<\/th>\nX\u1eed l\u00fd b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p ch\u00f4n l\u1ea5p ($\/t)<\/th>\nNghi\u1ec1n t\u1ea1i ch\u1ed7 ($\/t)<\/th>\n<\/tr>\n<\/thead>\n
Ph\u00ed c\u1ed5ng\/ph\u00ed x\u1eed l\u00fd<\/td>\n$120 \u2013 $290<\/td>\nKh\u00f4ng<\/td>\n<\/tr>\n
V\u1eadn chuy\u1ec3n (b\u00e1n k\u00ednh 20km)<\/td>\n$18 \u2013 $35<\/td>\nKh\u00f4ng c\u00f3 g\u00ec (t\u1ea1i ch\u1ed7)<\/td>\n<\/tr>\n
Chi ph\u00ed v\u1eadn h\u00e0nh m\u00e1y nghi\u1ec1n<\/td>\n\u2014<\/td>\n$8 \u2013 $18<\/td>\n<\/tr>\n
T\u00edn d\u1ee5ng gi\u00e1 tr\u1ecb s\u1ea3n ph\u1ea9m (RCA)<\/td>\n\u2014<\/td>\n\u2013$15 \u2013 \u2013$30<\/td>\n<\/tr>\n
Chi ph\u00ed r\u00f2ng tr\u00ean m\u1ed7i t\u1ea5n<\/td>\n$138 \u2013 $325<\/td>\n\u2013$7 \u2013 $3 (g\u1ea7n h\u00f2a v\u1ed1n \u0111\u1ebfn c\u00f3 l\u00e3i)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

<\/p>\n

Tu\u00e2n th\u1ee7 quy \u0111\u1ecbnh \u0111\u1ed1i v\u1edbi ho\u1ea1t \u0111\u1ed9ng t\u00e1i ch\u1ebf: Khung ph\u00e1p l\u00fd theo t\u1eebng ti\u1ec3u bang<\/h2>\n

Vi\u1ec7c v\u1eadn h\u00e0nh m\u00e1y nghi\u1ec1n \u0111\u00e1 \u0111\u1ec3 x\u1eed l\u00fd ch\u1ea5t th\u1ea3i \u1edf \u00dac \u0111\u00f2i h\u1ecfi ph\u1ea3i tu\u00e2n th\u1ee7 c\u00e1c khung ph\u00e1p l\u00fd kh\u00e1c nhau t\u00f9y thu\u1ed9c v\u00e0o ti\u1ec3u bang, lo\u1ea1i v\u1eadt li\u1ec7u \u0111\u01b0\u1ee3c x\u1eed l\u00fd v\u00e0 li\u1ec7u s\u1ea3n ph\u1ea9m t\u00e1i ch\u1ebf \u0111\u01b0\u1ee3c b\u00e1n th\u01b0\u01a1ng m\u1ea1i hay s\u1eed d\u1ee5ng t\u1ea1i ch\u1ed7. M\u1ed7i c\u01a1 quan b\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng (EPA) c\u1ee7a ti\u1ec3u bang \u0111\u1ec1u c\u00f3 khung mi\u1ec5n tr\u1eeb thu h\u1ed3i t\u00e0i nguy\u00ean c\u1ee5 th\u1ec3, x\u00e1c \u0111\u1ecbnh khi n\u00e0o vi\u1ec7c x\u1eed l\u00fd ch\u1ea5t th\u1ea3i t\u1ea1o ra m\u1ed9t \u201cs\u1ea3n ph\u1ea9m\u201d kh\u00f4ng c\u00f2n \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i l\u00e0 ch\u1ea5t th\u1ea3i n\u1eefa \u2014 m\u1ed9t ph\u00e2n lo\u1ea1i x\u00e1c \u0111\u1ecbnh xem c\u00f3 c\u1ea7n gi\u1ea5y ph\u00e9p c\u01a1 s\u1edf x\u1eed l\u00fd ch\u1ea5t th\u1ea3i hay kh\u00f4ng v\u00e0 c\u00e1c y\u00eau c\u1ea7u v\u1ec1 ch\u1ee9ng t\u1eeb v\u1eadn chuy\u1ec3n n\u00e0o \u00e1p d\u1ee5ng cho vi\u1ec7c v\u1eadn chuy\u1ec3n v\u1eadt li\u1ec7u t\u1eeb \u0111\u1ecba \u0111i\u1ec3m x\u1eed l\u00fd.<\/p>\n

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NSW<\/h4>\n

L\u1ec7nh thu h\u1ed3i t\u00e0i nguy\u00ean theo Quy \u0111\u1ecbnh v\u1ec1 ho\u1ea1t \u0111\u1ed9ng b\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng (ch\u1ea5t th\u1ea3i) n\u0103m 2014. B\u00ea t\u00f4ng v\u00e0 g\u1ea1ch s\u1ea1ch \u0111\u01b0\u1ee3c mi\u1ec5n tr\u1eeb ri\u00eang. C\u1ea7n th\u00f4ng b\u00e1o cho EPA \u0111\u1ed1i v\u1edbi c\u00e1c ho\u1ea1t \u0111\u1ed9ng th\u01b0\u01a1ng m\u1ea1i v\u01b0\u1ee3t qu\u00e1 m\u1ed9t kh\u1ed1i l\u01b0\u1ee3ng nh\u1ea5t \u0111\u1ecbnh h\u00e0ng n\u0103m.<\/p>\n<\/div>\n

\n

QLD<\/h4>\n

Quy \u0111\u1ecbnh v\u1ec1 gi\u1ea3m thi\u1ec3u ch\u1ea5t th\u1ea3i v\u00e0 t\u00e1i ch\u1ebf n\u0103m 2011: Mi\u1ec5n tr\u1eeb thu h\u1ed3i t\u00e0i nguy\u00ean. C\u1ea7n c\u00f3 s\u1ef1 ch\u1ea5p thu\u1eadn c\u1ee7a DESI \u0111\u1ed1i v\u1edbi c\u00e1c c\u01a1 s\u1edf t\u00e1i ch\u1ebf th\u01b0\u01a1ng m\u1ea1i. Vi\u1ec7c s\u1eed d\u1ee5ng RCA t\u1ea1i ch\u1ed7 trong ph\u1ea1m vi khu v\u1ef1c ph\u00e1 d\u1ee1 th\u01b0\u1eddng \u0111\u01b0\u1ee3c mi\u1ec5n gi\u1ea5y ph\u00e9p c\u01a1 s\u1edf x\u1eed l\u00fd ch\u1ea5t th\u1ea3i.<\/p>\n<\/div>\n

\n

VIC<\/h4>\n

\u0110\u1ea1o lu\u1eadt Kinh t\u1ebf tu\u1ea7n ho\u00e0n (Gi\u1ea3m thi\u1ec3u ch\u1ea5t th\u1ea3i v\u00e0 T\u00e1i ch\u1ebf) n\u0103m 2021 c\u1ee7a C\u01a1 quan B\u1ea3o v\u1ec7 M\u00f4i tr\u01b0\u1eddng Victoria. Khung qu\u1ea3n l\u00fd m\u00f4i tr\u01b0\u1eddng th\u1ef1c ti\u1ec5n t\u1ed1t nh\u1ea5t cho vi\u1ec7c t\u00e1i ch\u1ebf b\u00ea t\u00f4ng v\u00e0 v\u1eadt li\u1ec7u x\u00e2y d\u1ef1ng. Ph\u00e2n lo\u1ea1i ch\u1ea5t th\u1ea3i lo\u1ea1i A so v\u1edbi lo\u1ea1i B \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u00e1c y\u00eau c\u1ea7u v\u1eadn chuy\u1ec3n.<\/p>\n<\/div>\n

\n

T\u00e2y \u00dac<\/h4>\n

Lu\u1eadt v\u00e0 Quy \u0111\u1ecbnh v\u1ec1 Tr\u00e1nh l\u00e3ng ph\u00ed v\u00e0 Thu h\u1ed3i t\u00e0i nguy\u00ean n\u0103m 2007. Ng\u01b0\u1ee1ng c\u1ea5p ph\u00e9p c\u1ee7a DWER cho c\u00e1c ho\u1ea1t \u0111\u1ed9ng nghi\u1ec1n theo kh\u1ed1i l\u01b0\u1ee3ng h\u00e0ng n\u0103m. C\u00e1c k\u1ebf ho\u1ea1ch qu\u1ea3n l\u00fd c\u1ee5 th\u1ec3 \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u \u0111\u1ed1i v\u1edbi c\u00e1c d\u00f2ng v\u1eadt li\u1ec7u c\u00f3 kh\u1ea3 n\u0103ng b\u1ecb \u00f4 nhi\u1ec5m, bao g\u1ed3m x\u1ec9 v\u00e0 RAP.<\/p>\n<\/div>\n<\/div>\n

<\/p>\n

An to\u00e0n lao \u0111\u1ed9ng trong c\u00e1c ho\u1ea1t \u0111\u1ed9ng nghi\u1ec1n ph\u1ebf th\u1ea3i<\/h2>\n

Vi\u1ec7c nghi\u1ec1n ph\u1ebf th\u1ea3i ti\u1ec1m \u1ea9n nh\u1eefng r\u1ee7i ro v\u1ec1 s\u1ee9c kh\u1ecfe v\u00e0 an to\u00e0n kh\u00e1c bi\u1ec7t so v\u1edbi vi\u1ec7c nghi\u1ec1n \u0111\u00e1 t\u1ef1 nhi\u00ean v\u00e0 \u0111\u00f2i h\u1ecfi c\u00e1c bi\u1ec7n ph\u00e1p qu\u1ea3n l\u00fd r\u1ee7i ro c\u1ee5 th\u1ec3. B\u1ee5i silica t\u1eeb vi\u1ec7c nghi\u1ec1n b\u00ea t\u00f4ng v\u00e0 g\u1ea1ch l\u00e0 ch\u1ea5t g\u00e2y ung th\u01b0 nh\u00f3m 1 theo ph\u00e2n lo\u1ea1i c\u1ee7a IARC, v\u00e0 Quy \u0111\u1ecbnh v\u1ec1 S\u1ee9c kh\u1ecfe v\u00e0 An to\u00e0n Lao \u0111\u1ed9ng (Quy tr\u00ecnh H\u00e0n) n\u0103m 2022 (v\u00e0 c\u00e1c v\u0103n b\u1ea3n t\u01b0\u01a1ng \u0111\u01b0\u01a1ng c\u1ee7a ti\u1ec3u bang) \u0111\u00e3 \u0111\u1eb7t ra Ti\u00eau chu\u1ea9n Ph\u01a1i nhi\u1ec5m t\u1ea1i N\u01a1i l\u00e0m vi\u1ec7c l\u00e0 0,05 mg\/m\u00b3 \u0111\u1ed1i v\u1edbi silica tinh th\u1ec3 c\u00f3 th\u1ec3 h\u00edt th\u1edf \u0111\u01b0\u1ee3c \u2014 b\u1eb1ng m\u1ed9t n\u1eeda gi\u1edbi h\u1ea1n tr\u01b0\u1edbc \u0111\u00e2y \u2014 c\u00f3 hi\u1ec7u l\u1ef1c t\u1eeb ng\u00e0y 1 th\u00e1ng 7 n\u0103m 2020 tr\u00ean to\u00e0n n\u01b0\u1edbc \u00dac. Vi\u1ec7c gi\u1ea3m b\u1ee5i b\u1eb1ng c\u00e1ch phun n\u01b0\u1edbc t\u00edch h\u1ee3p kh\u00f4ng c\u00f2n l\u00e0 t\u00f9y ch\u1ecdn \u0111\u1ed1i v\u1edbi b\u1ea5t k\u1ef3 ho\u1ea1t \u0111\u1ed9ng nghi\u1ec1n chuy\u00ean nghi\u1ec7p n\u00e0o x\u1eed l\u00fd b\u00ea t\u00f4ng ho\u1eb7c v\u1eadt li\u1ec7u x\u00e2y d\u1ef1ng: \u0111\u00f3 l\u00e0 m\u1ed9t y\u00eau c\u1ea7u theo quy \u0111\u1ecbnh v\u1edbi kh\u1ea3 n\u0103ng b\u1ecb truy t\u1ed1 n\u1ebfu kh\u00f4ng tu\u00e2n th\u1ee7. C\u00e1c c\u1ed5ng gi\u1ea3m b\u1ee5i ti\u00eau chu\u1ea9n c\u1ee7a Watanabe ch\u1ea5p nh\u1eadn c\u1ea5p n\u01b0\u1edbc t\u1ea1i ph\u1ec5u c\u1ea5p li\u1ec7u, bu\u1ed3ng nghi\u1ec1n v\u00e0 khu v\u1ef1c x\u1ea3, cung c\u1ea5p kh\u1ea3 n\u0103ng ki\u1ec3m so\u00e1t b\u1ee5i ba \u0111i\u1ec3m \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u WES hi\u1ec7n h\u00e0nh m\u00e0 kh\u00f4ng c\u1ea7n thi\u1ebft b\u1ecb b\u1ed5 sung.<\/p>\n

Ngo\u00e0i b\u1ee5i silica, nguy c\u01a1 \u00f4 nhi\u1ec5m v\u1eadt li\u1ec7u nguy h\u1ea1i trong nguy\u00ean li\u1ec7u ph\u00e1 d\u1ee1 \u2014 s\u1ee3i ami\u0103ng t\u1eeb v\u1eadt li\u1ec7u x\u00e2y d\u1ef1ng c\u0169, h\u1ea1t ch\u00ec t\u1eeb h\u1ec7 th\u1ed1ng s\u01a1n c\u0169, polychlorinated biphenyls t\u1eeb thi\u1ebft b\u1ecb \u0111i\u1ec7n trong c\u00e1c t\u00f2a nh\u00e0 x\u00e2y tr\u01b0\u1edbc n\u0103m 1987 \u2014 \u0111\u00f2i h\u1ecfi quy tr\u00ecnh \u0111\u00e1nh gi\u00e1 v\u1eadt li\u1ec7u \u0111\u01b0\u1ee3c ghi ch\u00e9p \u0111\u1ea7y \u0111\u1ee7 tr\u01b0\u1edbc khi b\u1ea5t k\u1ef3 ch\u1ea5t th\u1ea3i ph\u00e1 d\u1ee1 n\u00e0o \u0111\u01b0\u1ee3c x\u1eed l\u00fd qua m\u00e1y nghi\u1ec1n. Vi\u1ec7c \u0111\u00e1nh gi\u00e1 n\u00e0y, th\u01b0\u1eddng \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n b\u1edfi m\u1ed9t chuy\u00ean gia \u0111\u00e1nh gi\u00e1 v\u1eadt li\u1ec7u nguy h\u1ea1i \u0111\u01b0\u1ee3c c\u1ea5p ph\u00e9p tr\u01b0\u1edbc khi c\u00f4ng t\u00e1c ph\u00e1 d\u1ee1 b\u1eaft \u0111\u1ea7u, s\u1ebd x\u00e1c \u0111\u1ecbnh v\u00e0 ph\u00e2n lo\u1ea1i c\u00e1c d\u00f2ng v\u1eadt li\u1ec7u nguy h\u1ea1i \u0111\u1ec3 x\u1eed l\u00fd chuy\u00ean bi\u1ec7t v\u00e0 x\u00e1c nh\u1eadn r\u1eb1ng ph\u1ea7n v\u1eadt li\u1ec7u kh\u00f4ng nguy h\u1ea1i c\u00f2n l\u1ea1i ph\u00f9 h\u1ee3p \u0111\u1ec3 x\u1eed l\u00fd b\u1eb1ng m\u00e1y nghi\u1ec1n. B\u1ecf qua b\u01b0\u1edbc n\u00e0y s\u1ebd t\u1ea1o ra c\u1ea3 r\u1ee7i ro v\u1ec1 an to\u00e0n v\u00e0 tr\u00e1ch nhi\u1ec7m ph\u00e1p l\u00fd, l\u1edbn h\u01a1n \u0111\u00e1ng k\u1ec3 so v\u1edbi chi ph\u00ed c\u1ee7a vi\u1ec7c \u0111\u00e1nh gi\u00e1 v\u1eadt li\u1ec7u nguy h\u1ea1i tr\u01b0\u1edbc khi ph\u00e1 d\u1ee1.<\/p>\n

<\/p>\n

\"Watanabe<\/div>\n

<\/p>\n

Vai tr\u00f2 c\u1ee7a Watanabe trong n\u1ec1n kinh t\u1ebf x\u00e2y d\u1ef1ng tu\u1ea7n ho\u00e0n c\u1ee7a \u00dac<\/h2>\n

C\u00f4ng ty TNHH M\u00e1y nghi\u1ec1n \u0111\u00e1 Watanabe Tractor c\u1ee7a \u00dac kh\u00f4ng ch\u1ec9 cung c\u1ea5p thi\u1ebft b\u1ecb c\u01a1 kh\u00ed cho c\u00e1c ho\u1ea1t \u0111\u1ed9ng nghi\u1ec1n ph\u1ebf th\u1ea3i m\u00e0 c\u00f2n cung c\u1ea5p khung h\u1ed7 tr\u1ee3 k\u1ef9 thu\u1eadt cho ph\u00e9p ng\u01b0\u1eddi v\u1eadn h\u00e0nh khai th\u00e1c t\u1ed1i \u0111a gi\u00e1 tr\u1ecb kinh t\u1ebf v\u00e0 ph\u00e1p l\u00fd t\u1eeb c\u00e1c ch\u01b0\u01a1ng tr\u00ecnh t\u00e1i ch\u1ebf c\u1ee7a h\u1ecd. \u0110i\u1ec1u n\u00e0y bao g\u1ed3m t\u01b0 v\u1ea5n c\u1ea5u h\u00ecnh s\u1ea3n ph\u1ea9m ph\u00f9 h\u1ee3p v\u1edbi \u0111\u1eb7c \u0111i\u1ec3m c\u1ee5 th\u1ec3 c\u1ee7a d\u00f2ng ph\u1ebf th\u1ea3i \u2014 b\u1edfi v\u00ec b\u00ea t\u00f4ng t\u1eeb c\u00e1c c\u00f4ng tr\u00ecnh x\u00e2y d\u1ef1ng nh\u1eefng n\u0103m 1960 c\u00f3 m\u1eadt \u0111\u1ed9, h\u00e0m l\u01b0\u1ee3ng th\u00e9p v\u00e0 th\u00e0nh ph\u1ea7n t\u1ea1p ch\u1ea5t r\u1ea5t kh\u00e1c so v\u1edbi ph\u1ebf th\u1ea3i ph\u00e1 d\u1ee1 th\u01b0\u01a1ng m\u1ea1i nh\u1eefng n\u0103m 1990, v\u00e0 nh\u1eefng kh\u00e1c bi\u1ec7t n\u00e0y \u1ea3nh h\u01b0\u1edfng \u0111\u00e1ng k\u1ec3 \u0111\u1ebfn c\u00e0i \u0111\u1eb7t m\u00e1y nghi\u1ec1n v\u00e0 k\u1ebft qu\u1ea3 ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m. Nh\u00f3m c\u1ee7a Watanabe t\u1ea1i Condell Park, NSW s\u1eb5n s\u00e0ng \u0111\u00e1nh gi\u00e1 \u0111\u1eb7c \u0111i\u1ec3m d\u00f2ng ph\u1ebf th\u1ea3i, \u0111\u1ec1 xu\u1ea5t c\u1ea5u h\u00ecnh m\u00e1y nghi\u1ec1n ph\u00f9 h\u1ee3p v\u00e0 t\u01b0 v\u1ea5n v\u1ec1 l\u1ef1a ch\u1ecdn k\u00edch th\u01b0\u1edbc l\u1ed7 s\u00e0ng cho c\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt s\u1ea3n ph\u1ea9m c\u1ed1t li\u1ec7u t\u00e1i ch\u1ebf m\u1ee5c ti\u00eau.<\/p>\n

\u0110\u1ed1i v\u1edbi c\u00e1c nh\u00e0 v\u1eadn h\u00e0nh x\u1eed l\u00fd v\u1eadt li\u1ec7u ph\u1ebf th\u1ea3i th\u01b0\u01a1ng m\u1ea1i \u2014 b\u00e1n c\u1ed1t li\u1ec7u t\u00e1i ch\u1ebf cho b\u00ean th\u1ee9 ba thay v\u00ec s\u1eed d\u1ee5ng trong d\u1ef1 \u00e1n ph\u00e1 d\u1ee1 \u2014 Watanabe cung c\u1ea5p h\u1ed7 tr\u1ee3 t\u00e0i li\u1ec7u ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n xu\u1ea5t, bao g\u1ed3m d\u1eef li\u1ec7u hi\u1ec7u su\u1ea5t th\u00f4ng l\u01b0\u1ee3ng, th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt linh ki\u1ec7n hao m\u00f2n v\u00e0 h\u1ed3 s\u01a1 c\u1ea5u h\u00ecnh s\u00e0ng l\u1ecdc, l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a b\u1eb1ng ch\u1ee9ng \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng theo y\u00eau c\u1ea7u c\u1ee7a c\u00e1c th\u00f4ng b\u00e1o khung ph\u1ee5c h\u1ed3i t\u00e0i nguy\u00ean c\u1ee7a EPA. H\u1ed7 tr\u1ee3 t\u00e0i li\u1ec7u n\u00e0y gi\u00fap gi\u1ea3m b\u1edbt g\u00e1nh n\u1eb7ng h\u00e0nh ch\u00ednh trong vi\u1ec7c thi\u1ebft l\u1eadp ho\u1ea1t \u0111\u1ed9ng t\u00e1i ch\u1ebf th\u01b0\u01a1ng m\u1ea1i tu\u00e2n th\u1ee7 quy \u0111\u1ecbnh v\u00e0 \u0111\u1ea9y nhanh th\u1eddi gian t\u1eeb khi v\u1eadn h\u00e0nh thi\u1ebft b\u1ecb \u0111\u1ebfn khi b\u00e1n s\u1ea3n ph\u1ea9m \u0111\u1ea1t ti\u00eau chu\u1ea9n \u0111\u1ea7u ti\u00ean. Li\u00ean h\u1ec7 v\u1edbi nh\u00f3m Watanabe t\u1ea1i... sales@tractor-stone-crusher.com<\/a> H\u00e3y th\u1ea3o lu\u1eadn v\u1ec1 \u1ee9ng d\u1ee5ng t\u00e1i ch\u1ebf c\u1ee5 th\u1ec3 v\u00e0 \u0111\u1eb7c \u0111i\u1ec3m d\u00f2ng ch\u1ea5t th\u1ea3i c\u1ee7a b\u1ea1n tr\u01b0\u1edbc khi l\u1ef1a ch\u1ecdn thi\u1ebft b\u1ecb.<\/p>\n

<\/p>\n

\n

S\u1ea3n ph\u1ea9m n\u1ed5i b\u1eadt d\u00e0nh cho c\u00e1c \u1ee9ng d\u1ee5ng t\u00e1i ch\u1ebf ch\u1ea5t th\u1ea3i<\/h2>\n
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\"stone<\/p>\n

\n

D\u1ee5ng c\u1ee5 g\u1eafp \u0111\u00e1 Watanabe CT-2100<\/h3>\n

M\u00e1y x\u00fac \u0111\u00e1 CT-2100 c\u1ee7a Watanabe l\u00e0 thi\u1ebft b\u1ecb g\u1eafn tr\u00ean m\u00e1y k\u00e9o \u0111\u1ec3 thu gom v\u00e0 x\u1eed l\u00fd \u0111\u00e1, \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 thu h\u1ed3i v\u00e0 x\u1eed l\u00fd v\u1eadt li\u1ec7u hi\u1ec7u qu\u1ea3 trong c\u00e1c \u1ee9ng d\u1ee5ng t\u00e1i ch\u1ebf ch\u1ea5t th\u1ea3i, d\u1ecdn d\u1eb9p c\u00f4ng tr\u01b0\u1eddng ph\u00e1 d\u1ee1 v\u00e0 thu gom \u0111\u00e1 ngo\u00e0i \u0111\u1ed3ng. V\u1edbi chi\u1ec1u r\u1ed9ng l\u00e0m vi\u1ec7c 2100mm v\u00e0 r\u00f4to thu gom m\u1ea1nh m\u1ebd, CT-2100 thu gom hi\u1ec7u qu\u1ea3 c\u00e1c m\u1ea3nh v\u1ee5n g\u1ea1ch x\u00e2y, g\u1ea1ch v\u1ee5n v\u00e0 b\u00ea t\u00f4ng v\u1ee1, \u0111\u01b0a tr\u1ef1c ti\u1ebfp v\u00e0o m\u1ea1ch nghi\u1ec1n \u0111\u00e1 m\u00e0 kh\u00f4ng c\u1ea7n c\u00e1c b\u01b0\u1edbc n\u1ea1p li\u1ec7u ph\u1ee5. L\u00fd t\u01b0\u1edfng cho c\u00e1c c\u00f4ng tr\u01b0\u1eddng ph\u00e1 d\u1ee1 \u0111\u00f4 th\u1ecb v\u00e0 c\u00e1c ho\u1ea1t \u0111\u1ed9ng t\u00e1i ch\u1ebf ch\u1ea5t th\u1ea3i, n\u01a1i hi\u1ec7u qu\u1ea3 x\u1eed l\u00fd v\u1eadt li\u1ec7u c\u0169ng quan tr\u1ecdng nh\u01b0 n\u0103ng su\u1ea5t nghi\u1ec1n. Truy\u1ec1n \u0111\u1ed9ng b\u1eb1ng tr\u1ee5c PTO, k\u1ebft n\u1ed1i li\u00ean k\u1ebft ba \u0111i\u1ec3m ti\u00eau chu\u1ea9n, y\u00eau c\u1ea7u m\u00e1y k\u00e9o t\u1eeb 80HP.<\/p>\n

Xem Rock Pickers CT-2100 \u2192<\/a><\/p>\n<\/div>\n<\/div>\n<\/div>\n

<\/p>\n

C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p \u2014 \u1ee8ng d\u1ee5ng m\u00e1y nghi\u1ec1n \u0111\u00e1 trong m\u00f4i tr\u01b0\u1eddng v\u00e0 t\u00e1i ch\u1ebf ch\u1ea5t th\u1ea3i<\/h2>\n
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\n1. T\u00f4i c\u00f3 c\u1ea7n gi\u1ea5y ph\u00e9p c\u01a1 s\u1edf x\u1eed l\u00fd ch\u1ea5t th\u1ea3i \u0111\u1ec3 v\u1eadn h\u00e0nh m\u00e1y nghi\u1ec1n \u0111\u00e1 ph\u1ee5c v\u1ee5 t\u00e1i ch\u1ebf v\u1eadt li\u1ec7u ph\u00e1 d\u1ee1 t\u1ea1i ch\u1ed7 \u1edf NSW kh\u00f4ng?
\n+<\/span><\/summary>\n
T\u1ea1i NSW, vi\u1ec7c nghi\u1ec1n b\u00ea t\u00f4ng ho\u1eb7c g\u1ea1ch v\u1ee5n s\u1ea1ch ngay t\u1ea1i c\u00f4ng tr\u01b0\u1eddng ph\u00e1 d\u1ee1 n\u01a1i ch\u00fang \u0111\u01b0\u1ee3c t\u1ea1o ra v\u00e0 s\u1eed d\u1ee5ng s\u1ea3n ph\u1ea9m t\u1ea1i c\u00f9ng m\u1ed9t \u0111\u1ecba \u0111i\u1ec3m th\u01b0\u1eddng kh\u00f4ng y\u00eau c\u1ea7u gi\u1ea5y ph\u00e9p c\u01a1 s\u1edf x\u1eed l\u00fd ch\u1ea5t th\u1ea3i, v\u00ec n\u00f3 n\u1eb1m ngo\u00e0i \u0111\u1ecbnh ngh\u0129a \u201cc\u01a1 s\u1edf x\u1eed l\u00fd ch\u1ea5t th\u1ea3i\u201d theo \u0110\u1ea1o lu\u1eadt B\u1ea3o v\u1ec7 M\u00f4i tr\u01b0\u1eddng n\u0103m 1997. N\u1ebfu v\u1eadt li\u1ec7u t\u00e1i ch\u1ebf \u0111\u01b0\u1ee3c v\u1eadn chuy\u1ec3n ra kh\u1ecfi c\u00f4ng tr\u01b0\u1eddng \u0111\u1ec3 b\u00e1n ho\u1eb7c s\u1eed d\u1ee5ng \u1edf n\u01a1i kh\u00e1c, th\u00ec s\u1ebd \u00e1p d\u1ee5ng mi\u1ec5n tr\u1eeb theo L\u1ec7nh Thu h\u1ed3i T\u00e0i nguy\u00ean, y\u00eau c\u1ea7u th\u00f4ng b\u00e1o cho C\u01a1 quan B\u1ea3o v\u1ec7 M\u00f4i tr\u01b0\u1eddng NSW (NSW EPA) v\u00e0 tu\u00e2n th\u1ee7 c\u00e1c ti\u00eau chu\u1ea9n ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m c\u1ee5 th\u1ec3. \u0110\u1ed1i v\u1edbi c\u00e1c ho\u1ea1t \u0111\u1ed9ng x\u1eed l\u00fd v\u1eadt li\u1ec7u t\u1eeb nhi\u1ec1u ngu\u1ed3n b\u00ean th\u1ee9 ba t\u1ea1i m\u1ed9t \u0111\u1ecba \u0111i\u1ec3m c\u1ed1 \u0111\u1ecbnh, th\u01b0\u1eddng c\u1ea7n c\u00f3 Gi\u1ea5y ph\u00e9p B\u1ea3o v\u1ec7 M\u00f4i tr\u01b0\u1eddng cho c\u01a1 s\u1edf x\u1eed l\u00fd ch\u1ea5t th\u1ea3i. Lu\u00f4n x\u00e1c nh\u1eadn t\u00ecnh h\u00ecnh c\u1ee5 th\u1ec3 c\u1ee7a b\u1ea1n v\u1edbi NSW EPA ho\u1eb7c m\u1ed9t nh\u00e0 t\u01b0 v\u1ea5n m\u00f4i tr\u01b0\u1eddng \u0111\u01b0\u1ee3c c\u1ea5p ph\u00e9p tr\u01b0\u1edbc khi b\u1eaft \u0111\u1ea7u c\u00e1c ho\u1ea1t \u0111\u1ed9ng t\u00e1i ch\u1ebf th\u01b0\u01a1ng m\u1ea1i.<\/div>\n<\/details>\n
\n2. B\u00ea t\u00f4ng c\u00f3 c\u1ed1t th\u00e9p c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c x\u1eed l\u00fd an to\u00e0n b\u1eb1ng m\u00e1y nghi\u1ec1n \u0111\u00e1 Watanabe kh\u00f4ng?
\n+<\/span><\/summary>\n
Kh\u00f4ng. C\u1ed1t th\u00e9p nh\u00fang trong b\u00ea t\u00f4ng ph\u1ea3i \u0111\u01b0\u1ee3c lo\u1ea1i b\u1ecf tr\u01b0\u1edbc khi \u0111\u01b0a b\u00ea t\u00f4ng v\u00e0o m\u00e1y nghi\u1ec1n va \u0111\u1eadp Watanabe. Vi\u1ec7c nu\u1ed1t ph\u1ea3i c\u1ed1t th\u00e9p s\u1ebd g\u00e2y h\u01b0 h\u1ecfng nghi\u00eam tr\u1ecdng ngay l\u1eadp t\u1ee9c cho r\u00f4to \u2014 th\u01b0\u1eddng l\u00e0 l\u00e0m g\u00e3y gi\u00e1 \u0111\u1ee1 b\u00faa, l\u00e0m cong tr\u1ee5c r\u00f4to v\u00e0 l\u00e0m v\u1ee1 c\u00e1c thanh \u0111\u1eadp \u2014 v\u1edbi chi ph\u00ed s\u1eeda ch\u1eefa c\u00f3 th\u1ec3 v\u01b0\u1ee3t qu\u00e1 gi\u00e1 tr\u1ecb mua m\u00e1y nghi\u1ec1n. Vi\u1ec7c x\u1eed l\u00fd s\u01a1 b\u1ed9 b\u00ea t\u00f4ng c\u1ed1t th\u00e9p b\u1eb1ng b\u00faa th\u1ee7y l\u1ef1c c\u1ee7a m\u00e1y x\u00fac \u0111\u1ec3 t\u00e1ch th\u00e9p, sau \u0111\u00f3 l\u00e0 t\u00e1ch c\u1ed1t th\u00e9p b\u1eb1ng tay ho\u1eb7c b\u1eb1ng t\u1eeb t\u00ednh, l\u00e0 b\u1eaft bu\u1ed9c tr\u01b0\u1edbc khi \u0111\u01b0a v\u00e0o m\u00e1y nghi\u1ec1n. Watanabe khuy\u1ebfn ngh\u1ecb c\u1ea7n c\u00f3 \u00edt nh\u1ea5t hai ng\u01b0\u1eddi ki\u1ec3m tra tr\u1ef1c quan t\u1ea1i \u0111i\u1ec3m c\u1ea5p li\u1ec7u \u0111\u1ec3 ph\u00e1t hi\u1ec7n b\u1ea5t k\u1ef3 m\u1ea3nh th\u00e9p n\u00e0o c\u00f2n s\u00f3t l\u1ea1i trong qu\u00e1 tr\u00ecnh x\u1eed l\u00fd s\u01a1 b\u1ed9. B\u00ea t\u00f4ng \u0111\u01b0\u1ee3c x\u1eed l\u00fd s\u01a1 b\u1ed9 \u0111\u00fang c\u00e1ch s\u1ebd \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o m\u00e1y nghi\u1ec1n Watanabe m\u1ed9t c\u00e1ch s\u1ea1ch s\u1ebd v\u00e0 hi\u1ec7u qu\u1ea3 v\u1edbi t\u1ea5t c\u1ea3 c\u00e1c c\u1ea5u h\u00ecnh m\u00e1y nghi\u1ec1n.<\/div>\n<\/details>\n
\n3. Gi\u00e1 tr\u1ecb th\u1ecb tr\u01b0\u1eddng c\u1ee7a c\u1ed1t li\u1ec7u b\u00ea t\u00f4ng t\u00e1i ch\u1ebf (RCA) t\u1ea1i th\u1ecb tr\u01b0\u1eddng x\u00e2y d\u1ef1ng \u00dac l\u00e0 bao nhi\u00eau?
\n+<\/span><\/summary>\n
Gi\u00e1 RCA (v\u1eadt li\u1ec7u t\u00e1i ch\u1ebf t\u1eeb ph\u1ebf th\u1ea3i x\u00e2y d\u1ef1ng) thay \u0111\u1ed5i t\u00f9y theo ti\u1ec3u bang, c\u1ea5p \u0111\u1ed9 s\u1ea3n ph\u1ea9m v\u00e0 s\u1ef1 c\u1ea1nh tranh th\u1ecb tr\u01b0\u1eddng so v\u1edbi v\u1eadt li\u1ec7u c\u1ed1t li\u1ec7u nguy\u00ean sinh. T\u1ea1i c\u00e1c th\u1ecb tr\u01b0\u1eddng \u0111\u00f4 th\u1ecb NSW v\u00e0 VIC, RCA \u0111\u1ea1t ti\u00eau chu\u1ea9n (l\u1edbp n\u1ec1n \u0111\u01b0\u1eddng 0\u201340mm) th\u01b0\u1eddng \u0111\u01b0\u1ee3c b\u00e1n v\u1edbi gi\u00e1 $15\u201330 m\u1ed7i t\u1ea5n giao \u0111\u1ebfn c\u00f4ng tr\u01b0\u1eddng c\u1ee7a ng\u01b0\u1eddi mua \u2014 so v\u1edbi $35\u201360 m\u1ed7i t\u1ea5n \u0111\u1ed1i v\u1edbi \u0111\u00e1 d\u0103m nguy\u00ean sinh t\u01b0\u01a1ng \u0111\u01b0\u01a1ng. T\u1ea1i c\u00e1c th\u1ecb tr\u01b0\u1eddng khu v\u1ef1c v\u00e0 v\u00f9ng s\u00e2u v\u00f9ng xa, n\u01a1i chi ph\u00ed v\u1eadn chuy\u1ec3n c\u1ed1t li\u1ec7u nguy\u00ean sinh cao h\u01a1n, RCA t\u1eeb vi\u1ec7c t\u00e1i ch\u1ebf v\u1eadt li\u1ec7u ph\u00e1 d\u1ee1 t\u1ea1i \u0111\u1ecba ph\u01b0\u01a1ng c\u00f3 th\u1ec3 \u0111\u1ea1t m\u1ee9c gi\u00e1 $20\u201340 m\u1ed7i t\u1ea5n. M\u1ee9c gi\u00e1 cao nh\u1ea5t c\u1ee7a RCA t\u1eadp trung \u1edf c\u00e1c th\u1ecb tr\u01b0\u1eddng ph\u00e1t tri\u1ec3n \u0111\u00f4 th\u1ecb n\u1ed9i th\u00e0nh, n\u01a1i vi\u1ec7c ti\u1ebfp c\u1eadn c\u1ed1t li\u1ec7u nguy\u00ean sinh kh\u00f3 kh\u0103n v\u00e0 b\u1ea5t k\u1ef3 ngu\u1ed3n cung c\u1ea5p l\u1edbp n\u1ec1n \u0111\u1ecba ph\u01b0\u01a1ng n\u00e0o v\u1edbi chi ph\u00ed h\u1ee3p l\u00fd \u0111\u1ec1u \u0111\u01b0\u1ee3c c\u00e1c nh\u00e0 qu\u1ea3n l\u00fd d\u1ef1 \u00e1n \u0111\u00e1nh gi\u00e1 cao, \u0111\u1eb7c bi\u1ec7t khi h\u1ecd ph\u1ea3i qu\u1ea3n l\u00fd ng\u00e2n s\u00e1ch v\u1eadt li\u1ec7u eo h\u1eb9p trong khi chi ph\u00ed v\u1eadn chuy\u1ec3n l\u1ea1i cao.<\/div>\n<\/details>\n
\n4. Qu\u00e1 tr\u00ecnh ch\u1ebf bi\u1ebfn th\u1ee7y tinh \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn t\u1ed1c \u0111\u1ed9 m\u00e0i m\u00f2n c\u1ee7a m\u00e1y nghi\u1ec1n \u0111\u00e1 nh\u01b0 th\u1ebf n\u00e0o so v\u1edbi \u0111\u00e1 t\u1ef1 nhi\u00ean?
\n+<\/span><\/summary>\n
Th\u1ee7y tinh chai c\u00f3 \u0111\u1ed9 c\u1ee9ng x\u1ea5p x\u1ec9 Mohs 5,5 \u2014 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi th\u00e9p m\u1ec1m \u2014 nh\u01b0ng l\u1ea1i c\u1ef1c k\u1ef3 m\u00e0i m\u00f2n b\u1ec1 m\u1eb7t kim lo\u1ea1i \u1edf t\u1ed1c \u0111\u1ed9 ti\u1ebfp x\u00fac cao do th\u00e0nh ph\u1ea7n silica v\u00e0 \u0111\u1eb7c t\u00ednh v\u1ee1 kh\u00f4ng \u0111\u1ec1u. T\u1ed1c \u0111\u1ed9 m\u00e0i m\u00f2n b\u00faa trong c\u00e1c quy tr\u00ecnh ch\u1ec9 x\u1eed l\u00fd th\u1ee7y tinh th\u01b0\u1eddng cao h\u01a1n 2-3 l\u1ea7n so v\u1edbi x\u1eed l\u00fd \u0111\u00e1 t\u1ef1 nhi\u00ean t\u01b0\u01a1ng \u0111\u01b0\u01a1ng, v\u00e0 s\u1ef1 m\u00e0i m\u00f2n l\u01b0\u1edbi s\u00e0ng \u0111\u1eb7c bi\u1ec7t t\u0103ng nhanh do c\u00e1c m\u1ea3nh th\u1ee7y tinh s\u1eafc nh\u1ecdn. Watanabe khuy\u1ebfn ngh\u1ecb s\u1eed d\u1ee5ng b\u00faa c\u00f3 m\u1eb7t b\u1eb1ng vonfram cacbua cho c\u00e1c ho\u1ea1t \u0111\u1ed9ng x\u1eed l\u00fd th\u1ee7y tinh, gi\u00fap k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd linh ki\u1ec7n th\u00eam 60-80% so v\u1edbi b\u00faa crom-mangan ti\u00eau chu\u1ea9n trong c\u00e1c \u1ee9ng d\u1ee5ng th\u1ee7y tinh. Chi ph\u00ed b\u00faa b\u1ed5 sung \u0111\u01b0\u1ee3c b\u00f9 \u0111\u1eafp \u0111\u00e1ng k\u1ec3 b\u1edfi t\u1ea7n su\u1ea5t thay th\u1ebf gi\u1ea3m v\u00e0, quan tr\u1ecdng h\u01a1n, b\u1eb1ng c\u00e1ch ng\u0103n ng\u1eeba \u00f4 nhi\u1ec5m kim lo\u1ea1i s\u1eaft trong s\u1ea3n ph\u1ea9m th\u1ee7y tinh nghi\u1ec1n \u2014 \u0111i\u1ec1u n\u00e0y s\u1ebd khi\u1ebfn n\u00f3 kh\u00f4ng ph\u00f9 h\u1ee3p cho c\u00e1c \u1ee9ng d\u1ee5ng n\u1ea5u ch\u1ea3y l\u1ea1i th\u1ee7y tinh v\u00e0 v\u1eadt li\u1ec7u l\u1ecdc, n\u01a1i h\u00e0m l\u01b0\u1ee3ng s\u1eaft \u0111\u01b0\u1ee3c quy \u0111\u1ecbnh nghi\u00eam ng\u1eb7t.<\/div>\n<\/details>\n
\n5. C\u00e1c bi\u1ec7n ph\u00e1p ki\u1ec3m so\u00e1t b\u1ee5i silic n\u00e0o l\u00e0 b\u1eaft bu\u1ed9c khi x\u1eed l\u00fd b\u00ea t\u00f4ng v\u00e0 v\u1eadt li\u1ec7u x\u00e2y d\u1ef1ng b\u1eb1ng m\u00e1y nghi\u1ec1n \u0111\u00e1 \u1edf \u00dac?
\n+<\/span><\/summary>\n
T\u1eeb ng\u00e0y 1 th\u00e1ng 7 n\u0103m 2020, Ti\u00eau chu\u1ea9n Ti\u1ebfp x\u00fac N\u01a1i l\u00e0m vi\u1ec7c \u0111\u1ed1i v\u1edbi silica tinh th\u1ec3 d\u1ea1ng h\u00edt (RCS) \u1edf \u00dac \u0111\u00e3 \u0111\u01b0\u1ee3c gi\u1ea3m xu\u1ed1ng c\u00f2n 0,05 mg\/m\u00b3 (TWA) \u2014 b\u1eb1ng m\u1ed9t n\u1eeda gi\u1edbi h\u1ea1n tr\u01b0\u1edbc \u0111\u00f3. Vi\u1ec7c tu\u00e2n th\u1ee7 \u0111\u1ed1i v\u1edbi c\u00e1c ho\u1ea1t \u0111\u1ed9ng nghi\u1ec1n b\u00ea t\u00f4ng ho\u1eb7c v\u1eadt li\u1ec7u x\u00e2y d\u1ef1ng l\u00e0 b\u1eaft bu\u1ed9c v\u00e0 th\u01b0\u1eddng y\u00eau c\u1ea7u s\u1ef1 k\u1ebft h\u1ee3p c\u1ee7a: h\u1ec7 th\u1ed1ng phun n\u01b0\u1edbc t\u00edch h\u1ee3p \u0111\u1ec3 gi\u1ea3m b\u1ee5i t\u1ea1i \u0111i\u1ec3m c\u1ea5p li\u1ec7u v\u00e0 x\u1ea3 li\u1ec7u; cabin v\u1eadn h\u00e0nh c\u00f3 h\u1ec7 th\u1ed1ng l\u1ecdc \u00e1p su\u1ea5t d\u01b0\u01a1ng n\u1ebfu m\u00e1y k\u00e9o \u0111\u01b0\u1ee3c v\u1eadn h\u00e0nh trong ph\u1ea1m vi 10m so v\u1edbi bu\u1ed3ng nghi\u1ec1n; thi\u1ebft b\u1ecb b\u1ea3o h\u1ed9 h\u00f4 h\u1ea5p (t\u1ed1i thi\u1ec3u P2) cho nh\u00e2n vi\u00ean l\u00e0m vi\u1ec7c g\u1ea7n m\u00e1y nghi\u1ec1n trong qu\u00e1 tr\u00ecnh v\u1eadn h\u00e0nh; v\u00e0 h\u1ed3 s\u01a1 gi\u00e1m s\u00e1t ch\u1ea5t l\u01b0\u1ee3ng kh\u00f4ng kh\u00ed ch\u1ee9ng minh s\u1ef1 tu\u00e2n th\u1ee7 WES. M\u00e1y nghi\u1ec1n Watanabe \u0111\u01b0\u1ee3c cung c\u1ea5p k\u00e8m theo c\u00e1c c\u1ed5ng k\u1ebft n\u1ed1i n\u01b0\u1edbc gi\u1ea3m b\u1ee5i ti\u00eau chu\u1ea9n. Li\u00ean h\u1ec7 sales@tractor-stone-crusher.com<\/strong><\/a> Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u1ee7a h\u1ec7 th\u1ed1ng gi\u1ea3m b\u1ee5i Watanabe s\u1ebd h\u1ed7 tr\u1ee3 vi\u1ec7c l\u1eadp t\u00e0i li\u1ec7u k\u1ebf ho\u1ea1ch qu\u1ea3n l\u00fd b\u1ee5i an to\u00e0n lao \u0111\u1ed9ng c\u1ee7a b\u1ea1n.<\/div>\n<\/details>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"

Environmental & Waste Recycling Converting Construction Debris, Slag, and Urban Waste into Reusable Resources A technical operations guide for waste management contractors, demolition specialists, and recycling facility operators exploring how on-site crushing reduces landfill dependency, lowers disposal costs, and converts waste streams into commercially viable recycled aggregate products across Australian construction and industrial sectors. Australia’s […]<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-444","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/tractor-stone-crusher.com\/vi\/wp-json\/wp\/v2\/posts\/444","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/tractor-stone-crusher.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/tractor-stone-crusher.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/tractor-stone-crusher.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/tractor-stone-crusher.com\/vi\/wp-json\/wp\/v2\/comments?post=444"}],"version-history":[{"count":3,"href":"https:\/\/tractor-stone-crusher.com\/vi\/wp-json\/wp\/v2\/posts\/444\/revisions"}],"predecessor-version":[{"id":447,"href":"https:\/\/tractor-stone-crusher.com\/vi\/wp-json\/wp\/v2\/posts\/444\/revisions\/447"}],"wp:attachment":[{"href":"https:\/\/tractor-stone-crusher.com\/vi\/wp-json\/wp\/v2\/media?parent=444"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/tractor-stone-crusher.com\/vi\/wp-json\/wp\/v2\/categories?post=444"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/tractor-stone-crusher.com\/vi\/wp-json\/wp\/v2\/tags?post=444"}],"curies":[{"name":"trang web","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}