{"id":4374,"date":"2025-09-28T14:49:09","date_gmt":"2025-09-28T06:49:09","guid":{"rendered":"https:\/\/www.superfinemill.com\/?p=4374"},"modified":"2025-09-28T14:49:12","modified_gmt":"2025-09-28T06:49:12","slug":"carbon-black-grinding-why-finer-is-not-always-better","status":"publish","type":"post","link":"https:\/\/www.superfinemill.com\/vi\/carbon-black-grinding-why-finer-is-not-always-better\/","title":{"rendered":"Nghi\u1ec1n than \u0111en: T\u1ea1i sao m\u1ecbn h\u01a1n kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng t\u1ed1t h\u01a1n"},"content":{"rendered":"

Trong s\u1ea3n xu\u1ea5t cao su v\u00e0 m\u1ed9t s\u1ed1 s\u1ea3n ph\u1ea9m nh\u1ef1a, \u0111\u1ed9 m\u1ecbn c\u1ee7a than \u0111en <\/a>l\u00e0 m\u1ed9t y\u1ebfu t\u1ed1 then ch\u1ed1t. N\u00f3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u1ea3 hi\u1ec7u su\u1ea5t s\u1ea3n ph\u1ea9m v\u00e0 chi ph\u00ed. Tuy nhi\u00ean, ng\u00e0nh c\u00f4ng nghi\u1ec7p n\u00e0y kh\u00f4ng tu\u00e2n th\u1ee7 m\u1ed9t ti\u00eau chu\u1ea9n duy nh\u1ea5t l\u00e0 "c\u00e0ng m\u1ecbn c\u00e0ng t\u1ed1t" khi l\u1ef1a ch\u1ecdn \u0111\u1ed9 m\u1ecbn nghi\u1ec1n. Thay v\u00e0o \u0111\u00f3, c\u1ea7n x\u00e1c \u0111\u1ecbnh ph\u1ea1m vi k\u00edch th\u01b0\u1edbc h\u1ea1t ph\u00f9 h\u1ee3p d\u1ef1a tr\u00ean k\u1ecbch b\u1ea3n \u1ee9ng d\u1ee5ng cu\u1ed1i c\u00f9ng. L\u00fd t\u01b0\u1edfng nh\u1ea5t, m\u1ee5c ti\u00eau nghi\u1ec1n than \u0111en t\u1eeb qu\u00e1 tr\u00ecnh nhi\u1ec7t ph\u00e2n l\u1ed1p xe th\u1ea3i l\u00e0 \u0111\u1ea1t \u0111\u01b0\u1ee3c k\u00edch th\u01b0\u1edbc h\u1ea1t c\u01a1 b\u1ea3n (kho\u1ea3ng l\u01b0\u1edbi 325-800<\/a>) v\u00e0 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 ph\u00e2n t\u00e1n t\u1ed1t. Tuy nhi\u00ean, tr\u00ean th\u1ef1c t\u1ebf, c\u1ea7n ph\u1ea3i c\u00e2n b\u1eb1ng gi\u1eefa y\u00eau c\u1ea7u v\u1ec1 hi\u1ec7u su\u1ea5t s\u1ea3n ph\u1ea9m, chi ph\u00ed s\u1ea3n xu\u1ea5t v\u00e0 kh\u00f3 kh\u0103n trong qu\u00e1 tr\u00ecnh x\u1eed l\u00fd \u0111\u1ec3 t\u00ecm ra s\u1ef1 c\u00e2n b\u1eb1ng t\u1ed1i \u01b0u gi\u1eefa ba y\u1ebfu t\u1ed1 n\u00e0y.<\/p>\n\n\n\n

\"carbon<\/figure>\n\n\n\n

\u01afu \u0111i\u1ec3m c\u1ee7a Carbon Black m\u1ecbn<\/h2>\n\n\n\n

Carbon \u0111en m\u1ecbn c\u00f3 nhi\u1ec1u \u01b0u \u0111i\u1ec3m. <\/p>\n\n\n\n

Th\u1ee9 nh\u1ea5t, n\u00f3 c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3 hi\u1ec7u su\u1ea5t gia c\u01b0\u1eddng, \u0111\u00e2y l\u00e0 l\u00fd do c\u1ed1t l\u00f5i khi\u1ebfn ng\u00e0nh c\u00f4ng nghi\u1ec7p cao su ch\u00fa tr\u1ecdng \u0111\u1ebfn \u0111\u1ed9 m\u1ecbn. Kh\u1ea3 n\u0103ng gia c\u01b0\u1eddng ph\u1ee5 thu\u1ed9c v\u00e0o di\u1ec7n t\u00edch b\u1ec1 m\u1eb7t. C\u00e1c h\u1ea1t nh\u1ecf h\u01a1n<\/a> c\u00f3 di\u1ec7n t\u00edch b\u1ec1 m\u1eb7t l\u1edbn h\u01a1n. \u0110i\u1ec1u n\u00e0y t\u1ea1o ra nhi\u1ec1u \u0111i\u1ec3m ti\u1ebfp x\u00fac h\u01a1n v\u1edbi c\u00e1c ph\u00e2n t\u1eed cao su. Li\u00ean k\u1ebft b\u1ec1n h\u01a1n. K\u1ebft qu\u1ea3 l\u00e0, \u0111\u1ed9 b\u1ec1n k\u00e9o, kh\u1ea3 n\u0103ng ch\u1ed1ng r\u00e1ch v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n.<\/p>\n\n\n\n

Th\u1ee9 hai, trong c\u00e1c \u1ee9ng d\u1ee5ng t\u1ea1o m\u00e0u nh\u01b0 m\u1ef1c, l\u1edbp ph\u1ee7 v\u00e0 nh\u1ef1a, carbon \u0111en m\u1ecbn h\u01a1n mang l\u1ea1i \u0111\u1ed9 \u0111en cao h\u01a1n, t\u00f4ng m\u00e0u xanh lam, kh\u1ea3 n\u0103ng t\u1ea1o m\u00e0u m\u1ea1nh h\u01a1n v\u00e0 kh\u1ea3 n\u0103ng che ph\u1ee7 v\u01b0\u1ee3t tr\u1ed9i.<\/p>\n\n\n\n

Cu\u1ed1i c\u00f9ng, v\u1ec1 m\u1eb7t l\u00fd thuy\u1ebft, c\u00e1c h\u1ea1t s\u01a1 c\u1ea5p nh\u1ecf h\u01a1n d\u1ec5 ph\u00e2n t\u00e1n \u0111\u1ec1u h\u01a1n trong ma tr\u1eadn v\u1eadt li\u1ec7u, gi\u00fap gi\u1ea3m c\u00e1c khuy\u1ebft t\u1eadt do s\u1ef1 k\u1ebft t\u1ee5 c\u1ee7a c\u00e1c h\u1ea1t v\u00e0 \u0111\u1ea3m b\u1ea3o s\u1ef1 \u1ed5n \u0111\u1ecbnh c\u1ee7a ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m.<\/p>\n\n\n\n

Nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a vi\u1ec7c nghi\u1ec1n qu\u00e1 m\u1ee9c<\/h2>\n\n\n\n
\"ACM
ACM MJW1100-L<\/figcaption><\/figure>\n\n\n\n

Tuy nhi\u00ean, vi\u1ec7c nghi\u1ec1n mu\u1ed9i than kh\u00f4ng ch\u1ec9 \u0111\u01a1n thu\u1ea7n l\u00e0 "c\u00e0ng m\u1ecbn c\u00e0ng t\u1ed1t". Nghi\u1ec1n qu\u00e1 m\u1ee9c c\u00f3 th\u1ec3 g\u00e2y ra nhi\u1ec1u nh\u01b0\u1ee3c \u0111i\u1ec3m:<\/p>\n\n\n\n

    \n
  1. N\u0103ng l\u01b0\u1ee3ng v\u00e0 chi ph\u00ed t\u0103ng m\u1ea1nh.<\/strong> Vi\u1ec7c nghi\u1ec1n t\u1eeb c\u1ee1 micron \u0111\u1ebfn nano \u0111\u00f2i h\u1ecfi r\u1ea5t nhi\u1ec1u n\u0103ng l\u01b0\u1ee3ng. H\u1ea1t c\u00e0ng m\u1ecbn th\u00ec chi ph\u00ed c\u00e0ng cao.<\/li>\n\n\n\n
  2. S\u1ef1 k\u1ebft t\u1ee5 tr\u1ea7m tr\u1ecdng h\u01a1n<\/strong> \u2013 C\u00e1c h\u1ea1t m\u1ecbn h\u01a1n c\u00f3 n\u0103ng l\u01b0\u1ee3ng b\u1ec1 m\u1eb7t cao h\u01a1n. Ch\u00fang d\u1ec5 d\u00e0ng k\u1ebft t\u1ee5 l\u1ea1i th\u00e0nh c\u00e1c c\u1ee5m th\u1ee9 c\u1ea5p. C\u00e1c c\u1ee5m n\u00e0y kh\u00f3 ph\u00e2n t\u00e1n. \u0110i\u1ec1u n\u00e0y tri\u1ec7t ti\u00eau l\u1ee3i \u00edch c\u1ee7a k\u00edch th\u01b0\u1edbc h\u1ea1t m\u1ecbn.<\/li>\n\n\n\n
  3. Vi\u1ec7c x\u1eed l\u00fd tr\u1edf n\u00ean kh\u00f3 kh\u0103n h\u01a1n<\/strong> \u2013 Trong cao su, mu\u1ed9i than r\u1ea5t m\u1ecbn l\u00e0m t\u0103ng \u0111\u1ed9 nh\u1edbt. Vi\u1ec7c tr\u1ed9n tr\u1edf n\u00ean kh\u00f3 kh\u0103n v\u00e0 t\u1ed1n n\u0103ng l\u01b0\u1ee3ng h\u01a1n. Qu\u00e1 tr\u00ecnh l\u01b0u h\u00f3a c\u0169ng c\u00f3 th\u1ec3 ch\u1eadm l\u1ea1i. Trong nh\u1ef1a, vi\u1ec7c b\u1ed5 sung qu\u00e1 nhi\u1ec1u c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m \u0111\u1ed9 b\u1ec1n n\u00f3ng ch\u1ea3y v\u00e0 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn qu\u00e1 tr\u00ecnh \u0111\u00fac.<\/li>\n\n\n\n
  4. Hi\u1ec7u su\u1ea5t th\u1eb7ng d\u01b0 v\u00e0 l\u00e3ng ph\u00ed chi ph\u00ed<\/strong> \u2013 Trong c\u00e1c \u1ee9ng d\u1ee5ng c\u1ea5p th\u1ea5p nh\u01b0 g\u1ea1ch xi m\u0103ng m\u00e0u ho\u1eb7c ch\u1ea5t \u0111\u1ed9n nh\u1ef1a c\u00f3 y\u00eau c\u1ea7u th\u1ea5p, kh\u00f4ng c\u1ea7n d\u00f9ng \u0111\u1ebfn than \u0111en m\u1ecbn, d\u1eabn \u0111\u1ebfn l\u00e3ng ph\u00ed.<\/li>\n\n\n\n
  5. Thi\u1ec7t h\u1ea1i v\u1ec1 c\u1ea5u tr\u00fac ti\u1ec1m \u1ea9n<\/strong> \u2013 Nghi\u1ec1n qu\u00e1 m\u1ee9c c\u00f3 th\u1ec3 l\u00e0m h\u1ecfng h\u00ecnh th\u00e1i c\u1ed1t li\u1ec7u cacbon \u0111en, l\u00e0m suy y\u1ebfu c\u00e1c \u0111\u1eb7c t\u00ednh gia c\u1ed1 v\u1ed1n c\u00f3.<\/li>\n<\/ol>\n\n\n\n

    L\u1ef1a ch\u1ecdn \u0111\u1ed9 m\u1ecbn nghi\u1ec1n cho c\u00e1c \u1ee9ng d\u1ee5ng kh\u00e1c nhau<\/h2>\n\n\n\n

    S\u1ea3n ph\u1ea9m cao su cao c\u1ea5p (l\u1ed1p xe, b\u0103ng t\u1ea3i)<\/strong>: 500\u2013800 l\u01b0\u1edbi, g\u1ea7n v\u1edbi k\u00edch th\u01b0\u1edbc c\u1ed1t li\u1ec7u, ki\u1ec3m so\u00e1t ch\u1eb7t ch\u1ebd di\u1ec7n t\u00edch b\u1ec1 m\u1eb7t v\u00e0 gi\u00e1 tr\u1ecb h\u1ea5p th\u1ee5 d\u1ea7u DBP.<\/p>\n\n\n\n

    S\u1ea3n ph\u1ea9m cao su trung b\u00ecnh\/th\u1ea5p (th\u00e0nh l\u1ed1p, \u0111\u1ebf, s\u0103m)<\/strong>: ~425 l\u01b0\u1edbi, c\u00e2n b\u1eb1ng hi\u1ec7u su\u1ea5t, chi ph\u00ed v\u00e0 kh\u1ea3 n\u0103ng x\u1eed l\u00fd.<\/p>\n\n\n\n

    H\u1ea1t nh\u1ef1a t\u1ed5ng h\u1ee3p, l\u1edbp ph\u1ee7, m\u1ef1c<\/strong>: ~500 l\u01b0\u1edbi, \u0111\u1ee7 \u0111\u1ec3 t\u1ea1o \u0111\u1ed9 b\u1ec1n m\u00e0u v\u00e0 \u0111\u1ed9 ph\u00e2n t\u00e1n.<\/p>\n\n\n\n

    C\u00e1c \u1ee9ng d\u1ee5ng l\u1ea5p \u0111\u1ea7y gi\u00e1 tr\u1ecb th\u1ea5p (b\u00ea t\u00f4ng, \u0111\u01b0\u1eddng ray, g\u1ea1ch l\u00e1t)<\/strong>: ~80 l\u01b0\u1edbi b\u1ed9t th\u00f4, gi\u1ea3m thi\u1ec3u chi ph\u00ed.<\/p>\n\n\n\n

    Ph\u1ea7n k\u1ebft lu\u1eadn<\/a><\/h2>\n\n\n\n
    \n