{"id":15035,"date":"2025-04-01T01:45:28","date_gmt":"2025-04-01T01:45:28","guid":{"rendered":"https:\/\/www.epicmicron.com\/?p=15035"},"modified":"2025-04-01T01:45:31","modified_gmt":"2025-04-01T01:45:31","slug":"differences-between-wet-and-dry-grinding-methods","status":"publish","type":"post","link":"https:\/\/www.epicmicron.com\/vi\/differences-between-wet-and-dry-grinding-methods\/","title":{"rendered":"S\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa ph\u01b0\u01a1ng ph\u00e1p nghi\u1ec1n \u01b0\u1edbt v\u00e0 nghi\u1ec1n kh\u00f4"},"content":{"rendered":"

Theo g\u00f3c nh\u00ecn chuy\u00ean m\u00f4n v\u1ec1 quy tr\u00ecnh bi\u1ebfn \u0111\u1ed5i h\u1ea1t b\u1ed9t, s\u1ef1 kh\u00e1c bi\u1ec7t c\u1ed1t l\u00f5i gi\u1eefa ph\u01b0\u01a1ng ph\u00e1p \u01b0\u1edbt v\u00e0 ph\u01b0\u01a1ng ph\u00e1p kh\u00f4 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ph\u00e2n t\u00edch tr\u00ean s\u00e1u kh\u00eda c\u1ea1nh ch\u00ednh:<\/p>\n\n\n\n

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

Kh\u1ea3 n\u0103ng th\u00edch \u1ee9ng c\u1ee7a quy tr\u00ecnh <\/strong><\/h2>\n\n\n\n
    <\/ol>\n\n\n\n

    Ph\u01b0\u01a1ng ph\u00e1p \u01b0\u1edbt<\/a>: Th\u00edch h\u1ee3p cho b\u1ed9t si\u00eau m\u1ecbn c\u00f3 k\u00edch th\u01b0\u1edbc h\u1ea1t
    \u22645\u03bcm (v\u00ed d\u1ee5, nano canxi cacbonat). M\u00f4i tr\u01b0\u1eddng l\u1ecfng ng\u0103n ng\u1eeba s\u1ef1 k\u1ebft t\u1ee5 c\u1ee9ng trong qu\u00e1 tr\u00ecnh s\u1ea5y kh\u00f4. V\u00ed d\u1ee5, trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t b\u1ed9t m\u00e0u mica x\u00e0 c\u1eeb c\u1ea7n ph\u1ee7 TiO\u2082, ph\u01b0\u01a1ng ph\u00e1p \u01b0\u1edbt \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 \u0111\u1ed3ng \u0111\u1ec1u c\u1ee7a l\u1edbp ph\u1ee7 trong ph\u1ea1m vi \u00b1 5nm.<\/p>\n\n\n\n

    Ph\u01b0\u01a1ng ph\u00e1p kh\u00f4: Th\u00edch h\u1ee3p cho b\u1ed9t c\u00f3 k\u00edch th\u01b0\u1edbc micron v\u1edbi D50 \u226510\u03bcm (v\u00ed d\u1ee5, canxi cacbonat nghi\u1ec1n th\u00f4ng th\u01b0\u1eddng). M\u00e1y tr\u1ed9n t\u1ed1c \u0111\u1ed9 cao (300-1500 v\u00f2ng\/ph\u00fat) cho ph\u00e9p bi\u1ebfn \u0111\u1ed5i nhanh ch\u00f3ng, v\u1edbi c\u00f4ng su\u1ea5t x\u1eed l\u00fd \u0111\u01a1n v\u1ecb duy nh\u1ea5t l\u00ean t\u1edbi 5 t\u1ea5n\/gi\u1edd.<\/p>\n\n\n\n

    C\u01a1 ch\u1ebf ph\u00e2n t\u00e1n ch\u1ea5t \u0111i\u1ec1u ch\u1ec9nh <\/strong><\/h2>\n\n\n\n

    Ph\u01b0\u01a1ng ph\u00e1p \u01b0\u1edbt: S\u1eed d\u1ee5ng dung m\u00f4i (v\u00ed d\u1ee5, n\u01b0\u1edbc, etanol) \u0111\u1ec3 t\u1ea1o th\u00e0nh l\u1edbp k\u00e9p khu\u1ebfch t\u00e1n. Dung d\u1ecbch \u1ed5n \u0111\u1ecbnh \u0111\u1ea1t \u0111\u01b0\u1ee3c khi th\u1ebf Zeta \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t \u1edf \u00b130mV. V\u00ed d\u1ee5, c\u00e1c t\u00e1c nh\u00e2n gh\u00e9p silane tr\u1ea3i qua qu\u00e1 tr\u00ecnh th\u1ee7y ph\u00e2n v\u00e0 sau \u0111\u00f3 ng\u01b0ng t\u1ee5 v\u1edbi c\u00e1c nh\u00f3m hydroxyl tr\u00ean b\u1ec1 m\u1eb7t SiO\u2082, t\u0103ng hi\u1ec7u qu\u1ea3 li\u00ean k\u1ebft l\u00ean h\u01a1n 90%.<\/p>\n\n\n\n

    Ph\u01b0\u01a1ng ph\u00e1p kh\u00f4: D\u1ef1a v\u00e0o n\u0103ng l\u01b0\u1ee3ng c\u01a1 h\u1ecdc (l\u1ef1c c\u1eaft >10\u2074 s\u207b\u00b9) \u0111\u1ec3 ph\u00e1 v\u1ee1 c\u00e1c kh\u1ed1i k\u1ebft t\u1ee5 ch\u1ea5t bi\u1ebfn t\u00ednh. Tuy nhi\u00ean, t\u1ef7 l\u1ec7 ph\u1ee7 th\u1ef1c t\u1ebf th\u01b0\u1eddng kh\u00f4ng v\u01b0\u1ee3t qu\u00e1 75%, \u0111\u00f2i h\u1ecfi ph\u1ea3i b\u1ed5 sung th\u00eam 0,5-1% ch\u1ea5t tr\u1ee3 ph\u00e2n t\u00e1n (v\u00ed d\u1ee5, axit stearic).<\/p>\n\n\n\n

    \"\"
    B\u1ed9t silica h\u00ecnh c\u1ea7u<\/em><\/figcaption><\/figure>\n\n\n\n

    Thi\u1ebft b\u1ecb v\u00e0 Ti\u00eau th\u1ee5 n\u0103ng l\u01b0\u1ee3ng<\/strong><\/h2>\n\n\n\n

    Ph\u01b0\u01a1ng ph\u00e1p \u01b0\u1edbt: C\u1ea7n c\u00f3 n\u1ed3i ph\u1ea3n \u1ee9ng c\u00f3 \u00e1o kho\u00e1c (h\u1ec7 s\u1ed1 truy\u1ec1n nhi\u1ec7t: 200-500 W\/m\u00b2\u00b7K). Sau khi bi\u1ebfn \u0111\u1ed5i, v\u1eadt li\u1ec7u tr\u1ea3i qua qu\u00e1 tr\u00ecnh t\u00e1ch n\u01b0\u1edbc ly t\u00e2m (ti\u00eau th\u1ee5 n\u0103ng l\u01b0\u1ee3ng: 0,8 kWh\/kg) v\u00e0 s\u1ea5y phun (nhi\u1ec7t \u0111\u1ed9 kh\u00f4ng kh\u00ed \u0111\u1ea7u v\u00e0o: 180-220\u2103).<\/p>\n\n\n\n

    Ph\u01b0\u01a1ng ph\u00e1p kh\u00f4: S\u1eed d\u1ee5ng m\u00e1y bi\u1ebfn \u0111\u1ed5i li\u00ean t\u1ee5c lo\u1ea1i SLG, v\u1edbi m\u1ee9c ti\u00eau th\u1ee5 n\u0103ng l\u01b0\u1ee3ng ri\u00eang kho\u1ea3ng 0,15 kWh\/kg. \u0110\u1ea7u t\u01b0 thi\u1ebft b\u1ecb gi\u1ea3m 40%, nh\u01b0ng n\u1ed3ng \u0111\u1ed9 b\u1ee5i ph\u1ea3i \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t d\u01b0\u1edbi 10 mg\/m\u00b3.<\/p>\n\n\n\n

    C\u00e1c ch\u1ec9 s\u1ed1 ch\u1ea5t l\u01b0\u1ee3ng ch\u00ednh<\/strong><\/h2>\n\n\n\n

    Ph\u01b0\u01a1ng ph\u00e1p \u01b0\u1edbt: Ch\u1ec9 s\u1ed1 ho\u1ea1t h\u00f3a \u226598%, v\u1edbi gi\u00e1 tr\u1ecb h\u1ea5p th\u1ee5 d\u1ea7u gi\u1ea3m 30% (v\u00ed d\u1ee5, cao lanh bi\u1ebfn t\u00ednh gi\u1ea3m t\u1eeb 80g\/100g xu\u1ed1ng 55g\/100g).<\/p>\n\n\n\n

    Ph\u01b0\u01a1ng ph\u00e1p kh\u00f4: \u0110\u1ed9 l\u1ec7ch \u0111\u1ed9 d\u00e0y l\u1edbp ph\u1ee7 \u00b115nm, \u0111i\u1ec7n tr\u1edf su\u1ea5t th\u1ec3 t\u00edch c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh trong v\u00f2ng 10\u00b9\u00b2-10\u00b9\u2075 \u03a9\u00b7cm (v\u00ed d\u1ee5, nh\u00f4m hydroxit bi\u1ebfn t\u00ednh cho \u1ee9ng d\u1ee5ng c\u00e1p).<\/p>\n\n\n\n

    C\u00e1c t\u00ecnh hu\u1ed1ng \u1ee9ng d\u1ee5ng<\/h2>\n\n\n\n

    Ph\u01b0\u01a1ng ph\u00e1p \u01b0\u1edbt:<\/p>\n\n\n\n

    Nh\u1ef1a k\u1ef9 thu\u1eadt cao c\u1ea5p (v\u00ed d\u1ee5: s\u1ee3i th\u1ee7y tinh PA6 + 30%) y\u00eau c\u1ea7u ch\u1ea5t \u0111\u1ed9n \u0111\u01b0\u1ee3c s\u1eeda \u0111\u1ed5i v\u1edbi D99 \u22643\u03bcm.<\/p>\n\n\n\n

    L\u1edbp ph\u1ee7 Al\u2082O\u2083 cho v\u1eadt li\u1ec7u cat\u1ed1t c\u1ee7a pin lithium (v\u00ed d\u1ee5: NCM811).<\/p>\n\n\n\n

    Ph\u01b0\u01a1ng ph\u00e1p kh\u00f4:<\/p>\n\n\n\n

    Canxi cacbonat n\u1eb7ng bi\u1ebfn t\u00ednh (l\u01b0\u1edbi 1250) d\u00f9ng cho \u1ed1ng PVC, ki\u1ec3m so\u00e1t chi ph\u00ed \u1edf m\u1ee9c 800 RMB\/t\u1ea5n.<\/p>\n\n\n\n

    Cao lanh nung d\u00f9ng l\u00e0m l\u1edbp ph\u1ee7 ki\u1ebfn tr\u00fac, duy tr\u00ec \u0111\u1ed9 tr\u1eafng \u1edf m\u1ee9c tr\u00ean 92%.<\/p>\n\n\n\n

    Kinh t\u1ebf qu\u00e1 tr\u00ecnh<\/strong><\/h2>\n\n\n\n

    Ph\u01b0\u01a1ng ph\u00e1p \u01b0\u1edbt: T\u1ed5ng chi ph\u00ed cao h\u01a1n ph\u01b0\u01a1ng ph\u00e1p kh\u00f4 25-40%, trong \u0111\u00f3 chi ph\u00ed thu h\u1ed3i dung m\u00f4i chi\u1ebfm 18%. Tuy nhi\u00ean, gi\u00e1 th\u00e0nh s\u1ea3n ph\u1ea9m c\u00f3 th\u1ec3 l\u00ean t\u1edbi 30-50% (v\u00ed d\u1ee5, b\u1ed9t m\u00e0u ng\u1ecdc trai b\u00e1n v\u1edbi gi\u00e1 80.000-150.000 RMB\/t\u1ea5n).<\/p>\n\n\n\n

    Ph\u01b0\u01a1ng ph\u00e1p kh\u00f4: M\u1ee9c ti\u00eau th\u1ee5 n\u0103ng l\u01b0\u1ee3ng tr\u00ean m\u1ed7i t\u1ea5n gi\u1ea3m 60%, ph\u00f9 h\u1ee3p \u0111\u1ec3 bi\u1ebfn \u0111\u1ed5i b\u1ed9t quy m\u00f4 l\u1edbn (s\u1ea3n l\u01b0\u1ee3ng h\u00e0ng n\u0103m >50.000 t\u1ea5n), v\u1edbi th\u1eddi gian ho\u00e0n v\u1ed1n \u0111\u1ea7u t\u01b0 \u0111\u01b0\u1ee3c r\u00fat ng\u1eafn xu\u1ed1ng c\u00f2n 2-3 n\u0103m.<\/p>\n\n\n\n

    Nh\u1eefng ti\u1ebfn b\u1ed9 c\u00f4ng ngh\u1ec7 hi\u1ec7n t\u1ea1i cho th\u1ea5y ph\u01b0\u01a1ng ph\u00e1p \u01b0\u1edbt \u0111ang ph\u00e1t tri\u1ec3n theo h\u01b0\u1edbng x\u1eed l\u00fd l\u00f2 ph\u1ea3n \u1ee9ng vi m\u00f4 li\u00ean t\u1ee5c (th\u1eddi gian l\u01b0u tr\u00fa <5 ph\u00fat), trong khi ph\u01b0\u01a1ng ph\u00e1p kh\u00f4 \u0111ang t\u1ea1o ra nh\u1eefng \u0111\u1ed9t ph\u00e1 trong thi\u1ebft b\u1ecb bi\u1ebfn \u0111\u1ed5i m\u00e1y nghi\u1ec1n xo\u00e1y t\u00edch h\u1ee3p (t\u0103ng di\u1ec7n t\u00edch b\u1ec1 m\u1eb7t ri\u00eang l\u00ean 20%). Khi l\u1ef1a ch\u1ecdn quy tr\u00ecnh bi\u1ebfn \u0111\u1ed5i, c\u00e1c c\u00f4ng ty ph\u1ea3i \u0111\u00e1nh gi\u00e1 to\u00e0n di\u1ec7n v\u1ecb th\u1ebf s\u1ea3n ph\u1ea9m (s\u1ea3n xu\u1ea5t cao c\u1ea5p so v\u1edbi s\u1ea3n xu\u1ea5t s\u1ed1 l\u01b0\u1ee3ng l\u1edbn), c\u01b0\u1eddng \u0111\u1ed9 \u0111\u1ea7u t\u01b0 v\u1ed1n (ch\u00eanh l\u1ec7ch CAPEX g\u1ea5p 2-3 l\u1ea7n) v\u00e0 c\u00e1c quy \u0111\u1ecbnh v\u1ec1 m\u00f4i tr\u01b0\u1eddng (gi\u1edbi h\u1ea1n ph\u00e1t th\u1ea3i VOC: 30 mg\/m\u00b3).<\/p>\n\n\n\n

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

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

    B\u1ed9t s\u1eed thi<\/a> Machinery specializes in advanced powder particle modification solutions, offering both wet and dry processing technologies to meet diverse industrial needs. With European core expertise and decades of experience, we provide high-efficiency modification equipment that ensures optimal particle coating, energy efficiency, and cost-effectiveness. Whether for high-end materials like lithium battery cathodes or large-scale bulk powder processing, Epic Powder Machinery delivers tailored solutions to enhance product performance and meet evolving market demands.<\/p>\n\n\n\n

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