{"id":3634,"date":"2026-01-20T11:33:43","date_gmt":"2026-01-20T03:33:43","guid":{"rendered":"https:\/\/quartz-grinding.epic-powder.com\/?p=3634"},"modified":"2026-01-20T11:33:46","modified_gmt":"2026-01-20T03:33:46","slug":"how-can-advanced-silica-powder-air-classification-technology-achieve-a-narrow-particle-size-distribution","status":"publish","type":"post","link":"https:\/\/quartz-grinding.epic-powder.com\/vi\/how-can-advanced-silica-powder-air-classification-technology-achieve-a-narrow-particle-size-distribution\/","title":{"rendered":"L\u00e0m th\u1ebf n\u00e0o c\u00f4ng ngh\u1ec7 ph\u00e2n lo\u1ea1i kh\u00ed b\u1ed9t silica ti\u00ean ti\u1ebfn c\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c s\u1ef1 ph\u00e2n b\u1ed1 k\u00edch th\u01b0\u1edbc h\u1ea1t h\u1eb9p?"},"content":{"rendered":"<p>Silica (SiO\u2082), \u0111\u1eb7c bi\u1ec7t l\u00e0 \u1edf c\u00e1c d\u1ea1ng nh\u01b0 <a href=\"https:\/\/quartz-grinding.epic-powder.com\/vi\/\">b\u1ed9t th\u1ea1ch anh<\/a>Silica nung ch\u1ea3y, hay silica k\u1ebft t\u1ee7a, \u0111\u00f3ng vai tr\u00f2 l\u00e0 nguy\u00ean li\u1ec7u th\u00f4 quan tr\u1ecdng trong nhi\u1ec1u ng\u00e0nh c\u00f4ng ngh\u1ec7 cao. Nh\u1eefng ng\u00e0nh n\u00e0y bao g\u1ed3m ch\u1ea5t b\u00e1n d\u1eabn, t\u1ea5m pin m\u1eb7t tr\u1eddi quang \u0111i\u1ec7n, l\u1edbp ph\u1ee7 ti\u00ean ti\u1ebfn, ch\u1ea5t \u0111\u1ed9n ch\u1ee9c n\u0103ng trong v\u1eadt li\u1ec7u composite, g\u1ed1m s\u1ee9 ch\u00ednh x\u00e1c v\u00e0 cao su\/nh\u1ef1a hi\u1ec7u su\u1ea5t cao. Trong c\u00e1c \u1ee9ng d\u1ee5ng n\u00e0y, hi\u1ec7u su\u1ea5t c\u1ee7a b\u1ed9t silica b\u1ecb \u1ea3nh h\u01b0\u1edfng r\u1ea5t nhi\u1ec1u b\u1edfi \u0111\u1eb7c t\u00ednh k\u00edch th\u01b0\u1edbc h\u1ea1t c\u1ee7a n\u00f3\u2014\u0111\u1eb7c bi\u1ec7t l\u00e0 ph\u00e2n b\u1ed1 k\u00edch th\u01b0\u1edbc h\u1ea1t (PSD). \u0110\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c \u0111\u1ed9 nh\u1ea5t qu\u00e1n nghi\u00eam ng\u1eb7t c\u1ea7n thi\u1ebft trong c\u00e1c l\u0129nh v\u1ef1c n\u00e0y, b\u1ed9t silica \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t v\u1edbi quy tr\u00ecnh ki\u1ec3m so\u00e1t ch\u1eb7t ch\u1ebd. <a href=\"https:\/\/quartz-grinding.epic-powder.com\/vi\/ultrafine-air-classifier\/\">ph\u00e2n lo\u1ea1i kh\u00f4ng kh\u00ed<\/a> C\u00f4ng ngh\u1ec7 n\u00e0y \u0111\u00e3 n\u1ed5i l\u00ean nh\u01b0 l\u00e0 c\u00f4ng ngh\u1ec7 hi\u1ec7u qu\u1ea3 nh\u1ea5t \u0111\u1ec3 t\u00e1ch ch\u00ednh x\u00e1c c\u00e1c ph\u00e2n \u0111o\u1ea1n d\u01b0\u1edbi micromet v\u00e0 lo\u1ea1i b\u1ecf c\u00e1c h\u1ea1t qu\u00e1 kh\u1ed5 kh\u00f4ng mong mu\u1ed1n, \u0111\u1ea3m b\u1ea3o s\u1ea3n ph\u1ea9m cu\u1ed1i c\u00f9ng \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n c\u00f4ng nghi\u1ec7p cao nh\u1ea5t.<\/p>\n\n\n\n<p>Ph\u00e2n b\u1ed1 k\u00edch th\u01b0\u1edbc h\u1ea1t h\u1eb9p (PSD) c\u00f3 ngh\u0129a l\u00e0 kho\u1ea3ng c\u00e1ch gi\u1eefa c\u00e1c h\u1ea1t m\u1ecbn nh\u1ea5t v\u00e0 th\u00f4 nh\u1ea5t r\u1ea5t nh\u1ecf. \u0110i\u1ec1u n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u0111\u1ecbnh l\u01b0\u1ee3ng b\u1eb1ng c\u00e1c th\u00f4ng s\u1ed1 nh\u01b0:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>D10<\/strong> \u2014 K\u00edch th\u01b0\u1edbc h\u1ea1t nh\u1ecf h\u01a1n 10% c\u1ee7a v\u1eadt li\u1ec7u (ch\u1ec9 ra ph\u1ea7n \u0111u\u00f4i m\u1ecbn)<\/li>\n\n\n\n<li><strong>D50<\/strong> \u2014 k\u00edch th\u01b0\u1edbc h\u1ea1t trung b\u00ecnh<\/li>\n\n\n\n<li><strong>D90<\/strong> ho\u1eb7c <strong>D97<\/strong> \u2014 K\u00edch th\u01b0\u1edbc h\u1ea1t m\u00e0 b\u00ean d\u01b0\u1edbi \u0111\u00f3 c\u00f3 90% ho\u1eb7c 97% c\u1ee7a v\u1eadt li\u1ec7u (ch\u1ec9 ra ph\u1ea7n \u0111u\u00f4i th\u00f4)<\/li>\n<\/ul>\n\n\n\n<p>T\u1ef7 l\u1ec7 <strong>D90\/D10<\/strong> (ho\u1eb7c \u0111\u00f4i khi l\u00e0 D97\/D10) \u0111\u00f3ng vai tr\u00f2 nh\u01b0 m\u1ed9t th\u01b0\u1edbc \u0111o tr\u1ef1c ti\u1ebfp v\u1ec1 \u0111\u1ed9 r\u1ed9ng ph\u00e2n b\u1ed1. T\u1ef7 l\u1ec7 g\u1ea7n b\u1eb1ng 1 cho th\u1ea5y PSD c\u1ef1c k\u1ef3 \u0111\u1ed3ng nh\u1ea5t v\u00e0 h\u1eb9p, trong khi c\u00e1c gi\u00e1 tr\u1ecb cao h\u01a1n ph\u1ea3n \u00e1nh s\u1ef1 ph\u00e2n b\u1ed1 r\u1ed9ng h\u01a1n v\u1edbi nhi\u1ec1u h\u1ea1t m\u1ecbn ho\u1eb7c h\u1ea1t th\u00f4 h\u01a1n.<\/p>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi nhi\u1ec1u \u1ee9ng d\u1ee5ng silica cao c\u1ea5p, c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t \u0111\u1eb7t m\u1ee5c ti\u00eau D90\/D10 &lt; 2\u20133 (ho\u1eb7c th\u1eadm ch\u00ed ch\u1eb7t ch\u1ebd h\u01a1n), v\u1edbi D97 \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t ch\u00ednh x\u00e1c (v\u00ed d\u1ee5: D97 &lt; 10 \u00b5m ho\u1eb7c &lt; 5 \u00b5m \u0111\u1ed1i v\u1edbi c\u00e1c lo\u1ea1i si\u00eau m\u1ecbn) v\u00e0 l\u01b0\u1ee3ng h\u1ea1t qu\u00e1 kh\u1ed5 t\u1ed1i thi\u1ec3u.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"451\" src=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/11\/quartz-powder-air-classifier.webp\" alt=\"m\u00e1y ph\u00e2n lo\u1ea1i kh\u00f4ng kh\u00ed b\u1ed9t th\u1ea1ch anh\" class=\"wp-image-3512\" srcset=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/11\/quartz-powder-air-classifier.webp 800w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/11\/quartz-powder-air-classifier-300x169.webp 300w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/11\/quartz-powder-air-classifier-768x433.webp 768w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/11\/quartz-powder-air-classifier-18x10.webp 18w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\">m\u00e1y ph\u00e2n lo\u1ea1i kh\u00f4ng kh\u00ed b\u1ed9t th\u1ea1ch anh<\/figcaption><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">T\u1ea1i sao ph\u00e2n b\u1ed1 k\u00edch th\u01b0\u1edbc h\u1ea1t h\u1eb9p l\u1ea1i quan tr\u1ecdng \u0111\u1ed1i v\u1edbi silica<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>B\u00e1n d\u1eabn \/ Quang \u0111i\u1ec7n<\/strong> \u2014 H\u00e0m l\u01b0\u1ee3ng h\u1ea1t th\u00f4 c\u1ef1c th\u1ea5p (&gt;D97 control) gi\u00fap ng\u0103n ng\u1eeba c\u00e1c khuy\u1ebft t\u1eadt trong m\u00e0ng m\u1ecfng, l\u1edbp ph\u1ee7 ho\u1eb7c ch\u1ea5t bao b\u1ecdc. S\u1ef1 ph\u00e2n b\u1ed1 h\u1ea1t \u0111\u1ed3ng \u0111\u1ec1u gi\u00fap c\u1ea3i thi\u1ec7n \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh c\u1ee7a h\u1ed7n h\u1ee3p v\u00e0 \u0111\u1ed9 \u0111\u1ed3ng nh\u1ea5t c\u1ee7a m\u00e0ng.<\/li>\n\n\n\n<li><strong>Ch\u1ea5t \u0111\u1ed9n ch\u1ee9c n\u0103ng<\/strong> \u2014 K\u00edch th\u01b0\u1edbc h\u1ea1t nh\u1ecf (Narrow PSD) gi\u00fap t\u0103ng c\u01b0\u1eddng kh\u1ea3 n\u0103ng ph\u00e2n t\u00e1n, gi\u1ea3m \u0111\u1ed9 nh\u1edbt trong c\u00e1c h\u1ee3p ch\u1ea5t c\u00f3 h\u00e0m l\u01b0\u1ee3ng cao v\u00e0 c\u1ea3i thi\u1ec7n c\u00e1c t\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc\/quang h\u1ecdc.<\/li>\n\n\n\n<li><strong>L\u1edbp ph\u1ee7 &amp; M\u1ef1c in<\/strong> \u2014 Ng\u0103n ng\u1eeba t\u1eafc ngh\u1ebdn v\u00f2i phun, \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 b\u00f3ng\/\u0111\u1ed9 trong su\u1ed1t \u0111\u1ed3ng \u0111\u1ec1u v\u00e0 tr\u00e1nh hi\u1ec7n t\u01b0\u1ee3ng l\u1eafng \u0111\u1ecdng.<\/li>\n\n\n\n<li><strong>\u0110\u1ed3 g\u1ed1m<\/strong> \u2014 C\u1ea3i thi\u1ec7n m\u1eadt \u0111\u1ed9 ph\u00f4i th\u00f4 v\u00e0 \u0111\u1ed9 \u0111\u1ed3ng \u0111\u1ec1u khi thi\u00eau k\u1ebft.<\/li>\n<\/ul>\n\n\n\n<p>Ng\u01b0\u1ee3c l\u1ea1i, PSD r\u1ed9ng d\u1eabn \u0111\u1ebfn kh\u1ea3 n\u0103ng x\u1eed l\u00fd k\u00e9m, hi\u1ec7u su\u1ea5t s\u1ea3n ph\u1ea9m kh\u00f4ng nh\u1ea5t qu\u00e1n v\u00e0 t\u1ef7 l\u1ec7 s\u1ea3n ph\u1ea9m l\u1ed7i cao h\u01a1n.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Nh\u1eefng h\u1ea1n ch\u1ebf c\u1ee7a c\u00e1c ph\u01b0\u01a1ng ph\u00e1p ph\u00e2n lo\u1ea1i truy\u1ec1n th\u1ed1ng<\/h3>\n\n\n\n<p>C\u00e1c ph\u01b0\u01a1ng ph\u00e1p s\u00e0ng l\u1ecdc truy\u1ec1n th\u1ed1ng ho\u1eb7c ph\u00e2n lo\u1ea1i c\u01a1 h\u1ecdc g\u1eb7p kh\u00f3 kh\u0103n v\u1edbi k\u00edch th\u01b0\u1edbc h\u1ea1t d\u01b0\u1edbi ~20\u201350 \u00b5m do hi\u1ec7n t\u01b0\u1ee3ng v\u00f3n c\u1ee5c, hi\u1ec7u su\u1ea5t th\u1ea5p v\u00e0 nguy c\u01a1 nhi\u1ec5m b\u1ea9n (\u0111\u1eb7c bi\u1ec7t l\u00e0 \u0111\u1ed1i v\u1edbi silica c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao). \u0110\u00e2y l\u00e0 l\u00fac c\u00f4ng ngh\u1ec7 ph\u00e2n lo\u1ea1i b\u1ed9t silica b\u1eb1ng kh\u00ed ti\u00ean ti\u1ebfn tr\u1edf n\u00ean thi\u1ebft y\u1ebfu.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Nguy\u00ean t\u1eafc c\u1ed1t l\u00f5i c\u1ee7a m\u00e1y ph\u00e2n lo\u1ea1i kh\u00f4ng kh\u00ed hi\u1ec7n \u0111\u1ea1i<\/h3>\n\n\n\n<p>M\u00e1y ph\u00e2n lo\u1ea1i kh\u00ed t\u00e1ch c\u00e1c h\u1ea1t b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng l\u1ef1c kh\u00ed \u0111\u1ed9ng h\u1ecdc trong lu\u1ed3ng kh\u00ed (th\u01b0\u1eddng l\u00e0 kh\u00f4ng kh\u00ed). C\u00e1c l\u1ef1c ch\u00ednh bao g\u1ed3m:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>L\u1ef1c ly t\u00e2m (t\u1eeb b\u00e1nh xe ph\u00e2n lo\u1ea1i quay ho\u1eb7c xo\u00e1y)<\/li>\n\n\n\n<li>L\u1ef1c c\u1ea3n (t\u1eeb lu\u1ed3ng kh\u00f4ng kh\u00ed)<\/li>\n\n\n\n<li>Tr\u1ecdng l\u1ef1c (trong m\u1ed9t s\u1ed1 thi\u1ebft k\u1ebf)<\/li>\n<\/ul>\n\n\n\n<p>C\u00e1c h\u1ea1t \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o khu v\u1ef1c ph\u00e2n lo\u1ea1i, n\u01a1i c\u00e1c h\u1ea1t m\u1ecbn h\u01a1n s\u1ebd \u0111i theo lu\u1ed3ng kh\u00f4ng kh\u00ed \u0111\u1ebfn c\u1eeda tho\u00e1t s\u1ea3n ph\u1ea9m m\u1ecbn, trong khi c\u00e1c h\u1ea1t th\u00f4 h\u01a1n b\u1ecb lo\u1ea1i b\u1ecf v\u00e0 tr\u1ea3 l\u1ea1i (ho\u1eb7c th\u1ea3i ra ri\u00eang).<\/p>\n\n\n\n<p>C\u00e1c thi\u1ebft k\u1ebf ti\u00ean ti\u1ebfn cho ph\u00e9p c\u1eaft nh\u1eefng \u0111\u01b0\u1eddng c\u1eaft h\u1eb9p nh\u1edd:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>B\u00e1nh xe ph\u00e2n lo\u1ea1i hi\u1ec7u su\u1ea5t cao<\/strong> \u2014 H\u1ec7 th\u1ed1ng r\u00f4to nhi\u1ec1u b\u00e1nh t\u1ed1c \u0111\u1ed9 cao v\u1edbi h\u00ecnh d\u1ea1ng c\u00e1nh qu\u1ea1t \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a.<\/li>\n\n\n\n<li><strong>Phun kh\u00ed th\u1ee9 c\u1ea5p ch\u00ednh x\u00e1c<\/strong> \u2014 Lu\u1ed3ng kh\u00ed ph\u1ee5 c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh \u0111\u1ec3 t\u0103ng c\u01b0\u1eddng kh\u1ea3 n\u0103ng ph\u00e2n lo\u1ea1i<\/li>\n\n\n\n<li><strong>\u0110i\u1ec1u khi\u1ec3n t\u1ed1c \u0111\u1ed9 \u0111\u1ed9ng\/bi\u1ebfn \u0111\u1ed5i<\/strong> \u2014 \u0110i\u1ec1u ch\u1ec9nh t\u1ed1c \u0111\u1ed9 quay r\u00f4to v\u00e0 l\u01b0u l\u01b0\u1ee3ng kh\u00ed theo th\u1eddi gian th\u1ef1c \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c \u0111i\u1ec3m c\u1eaft ch\u00ednh x\u00e1c.<\/li>\n\n\n\n<li><strong>Gi\u1ea3m thi\u1ec3u nhi\u1ec5u lo\u1ea1n v\u00e0 tu\u1ea7n ho\u00e0n<\/strong> \u2014 T\u1ed1i \u01b0u h\u00f3a v\u1ecf b\u1ecdc v\u00e0 lu\u1ed3ng xo\u00e1y ti\u00ean ti\u1ebfn \u0111\u1ec3 gi\u1ea3m hi\u1ec7n t\u01b0\u1ee3ng r\u00f2 r\u1ec9 v\u00e0 c\u1ea3i thi\u1ec7n \u0111\u1ed9 s\u1eafc n\u00e9t.<\/li>\n\n\n\n<li><strong>C\u1ea5u tr\u00fac \u00edt hao m\u00f2n \/ kh\u00f4ng g\u00e2y \u00f4 nhi\u1ec5m<\/strong> \u2014 L\u1edbp l\u00f3t g\u1ed1m, l\u1edbp ph\u1ee7 polymer ho\u1eb7c h\u1ee3p kim \u0111\u1eb7c bi\u1ec7t d\u00f9ng trong x\u1eed l\u00fd silica c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao<\/li>\n<\/ol>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"800\" height=\"581\" src=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/10\/Air-Classifier-.webp\" alt=\"M\u00e1y ph\u00e2n lo\u1ea1i kh\u00f4ng kh\u00ed\" class=\"wp-image-3387\" srcset=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/10\/Air-Classifier-.webp 800w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/10\/Air-Classifier--300x218.webp 300w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/10\/Air-Classifier--768x558.webp 768w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/10\/Air-Classifier--18x12.webp 18w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">C\u00f4ng ngh\u1ec7 ph\u00e2n lo\u1ea1i kh\u00f4ng kh\u00ed b\u1eb1ng b\u1ed9t silica<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>Lo\u1ea1i c\u00f4ng ngh\u1ec7<\/th><th>\u0110\u1ed9 m\u1ecbn \u0111i\u1ec3n h\u00ecnh (D97)<\/th><th>\u0110\u1ed9 s\u1eafc n\u00e9t PSD (D90\/D10)<\/th><th>C\u00e1c \u1ee9ng d\u1ee5ng \u0111i\u1ec3n h\u00ecnh c\u1ee7a Silica<\/th><th>\u0110\u1eb7c \u0111i\u1ec3m ti\u00eau bi\u1ec3u<\/th><\/tr><\/thead><tbody><tr><td><a href=\"https:\/\/quartz-grinding.epic-powder.com\/vi\/ultrafine-air-classifier\/\">Nhi\u1ec1u b\u00e1nh xe n\u1eb1m ngang (v\u00ed d\u1ee5: HTS series) <\/a><\/td><td>2\u201310 \u00b5m<\/td><td>1,5\u20132,5<\/td><td>Th\u1ea1ch anh si\u00eau tinh khi\u1ebft d\u00f9ng trong s\u1ea3n xu\u1ea5t ch\u1ea5t b\u00e1n d\u1eabn<\/td><td>Hi\u1ec7u qu\u1ea3 ph\u00e2n lo\u1ea1i cao, ti\u00eau th\u1ee5 n\u0103ng l\u01b0\u1ee3ng th\u1ea5p.<\/td><\/tr><tr><td><a href=\"https:\/\/quartz-grinding.epic-powder.com\/vi\/machines\/vertical-air-classifier\/\">Xo\u00e1y c\u01b0\u1ee1ng b\u1ee9c th\u1eb3ng \u0111\u1ee9ng (v\u00ed d\u1ee5: hi\u1ec7n t\u01b0\u1ee3ng ITC nghi\u00eam tr\u1ecdng)<\/a><\/td><td>3\u201315 \u00b5m<\/td><td>1,8\u20133,0<\/td><td>Silica c\u1ea5p \u0111\u1ed9 quang \u0111i\u1ec7n, l\u1edbp ph\u1ee7<\/td><td>Th\u00edch h\u1ee3p cho v\u1eadt li\u1ec7u m\u00e0i m\u00f2n, d\u1ec5 \u0111i\u1ec1u ch\u1ec9nh.<\/td><\/tr><tr><td>M\u00e1y nghi\u1ec1n tia n\u01b0\u1edbc t\u00edch h\u1ee3p + m\u00e1y ph\u00e2n lo\u1ea1i<\/td><td>1\u20138 \u00b5m<\/td><td>1.4\u20132.2<\/td><td>Silica si\u00eau m\u1ecbn, \u0111\u1ea1t ti\u00eau chu\u1ea9n \u0111i\u1ec7n t\u1eed<\/td><td>Kh\u00f4ng b\u1ecb nhi\u1ec5m b\u1ea9n m\u00f4i tr\u01b0\u1eddng, ki\u1ec3m so\u00e1t c\u1eaft t\u1ec9a ch\u00ednh x\u00e1c.<\/td><\/tr><tr><td>B\u1ed9 ph\u00e2n lo\u1ea1i kh\u00f4ng kh\u00ed \u0111\u1ed9ng <\/td><td>5\u201320 \u00b5m<\/td><td>2,0\u20133,5<\/td><td>Ch\u1ea5t \u0111\u1ed9n ch\u1ee9c n\u0103ng, cao su\/nh\u1ef1a<\/td><td>K\u1ebft h\u1ee3p nghi\u1ec1n v\u00e0 ph\u00e2n lo\u1ea1i trong c\u00f9ng m\u1ed9t thi\u1ebft b\u1ecb.<\/td><\/tr><tr><td><a href=\"https:\/\/quartz-grinding.epic-powder.com\/vi\/machines\/ultrafine-air-classifier\/centrifugal-classifier\/\">M\u00e1y ph\u00e2n lo\u1ea1i kh\u00f4ng kh\u00ed ly t\u00e2m (v\u00ed d\u1ee5: d\u00f2ng CTC)<\/a><\/td><td>10\u201350 \u00b5m<\/td><td>2,5\u20134,0<\/td><td>Silica k\u1ebft t\u1ee7a c\u1ea5p c\u00f4ng nghi\u1ec7p<\/td><td>N\u0103ng su\u1ea5t cao, m\u1ea1nh m\u1ebd \u0111\u1ed1i v\u1edbi c\u00e1c ph\u00e2n \u0111o\u1ea1n th\u00f4 h\u01a1n.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">\u0110\u1ea1t \u0111\u01b0\u1ee3c k\u00edch th\u01b0\u1edbc h\u1ea1t h\u1eb9p trong qu\u00e1 tr\u00ecnh x\u1eed l\u00fd silica<\/h3>\n\n\n\n<p>Trong c\u00e1c d\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t silica cao c\u1ea5p hi\u1ec7n \u0111\u1ea1i, c\u1ea5u h\u00ecnh ph\u1ed5 bi\u1ebfn v\u00e0 hi\u1ec7u qu\u1ea3 nh\u1ea5t l\u00e0:<\/p>\n\n\n\n<p><strong>M\u00e1y nghi\u1ec1n t\u1ea7ng s\u00f4i phun tia + B\u1ed9 ph\u00e2n lo\u1ea1i kh\u00ed hi\u1ec7u su\u1ea5t cao \u0111\u1ed9c l\u1eadp<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>M\u00e1y nghi\u1ec1n tia kh\u00ed cung c\u1ea5p kh\u1ea3 n\u0103ng nghi\u1ec1n si\u00eau m\u1ecbn kh\u00f4ng g\u00e2y \u00f4 nhi\u1ec5m (th\u00f4ng qua va ch\u1ea1m gi\u1eefa c\u00e1c h\u1ea1t).<\/li>\n\n\n\n<li>B\u1ed9 ph\u00e2n lo\u1ea1i \u0111\u1ed9c l\u1eadp cho ph\u00e9p c\u1eaft ch\u00ednh x\u00e1c, s\u1eafc b\u00e9n (kh\u00f4ng ph\u1ee5 thu\u1ed9c v\u00e0o c\u00e1c th\u00f4ng s\u1ed1 m\u00e0i).<\/li>\n\n\n\n<li>H\u1ec7 th\u1ed1ng v\u00f2ng k\u00edn v\u1edbi \u0111i\u1ec1u khi\u1ec3n l\u01b0u l\u01b0\u1ee3ng kh\u00ed, t\u1ed1c \u0111\u1ed9 r\u00f4to v\u00e0 \u0111i\u1ec1u khi\u1ec3n kh\u00ed th\u1ee9 c\u1ea5p ch\u00ednh x\u00e1c.<\/li>\n\n\n\n<li>Gi\u00e1m s\u00e1t PSD tr\u1ef1c tuy\u1ebfn (ph\u01b0\u01a1ng ph\u00e1p nhi\u1ec5u x\u1ea1 laser) + \u0111i\u1ec1u khi\u1ec3n ph\u1ea3n h\u1ed3i t\u1ef1 \u0111\u1ed9ng<\/li>\n<\/ul>\n\n\n\n<p>C\u1ea5u h\u00ecnh n\u00e0y th\u01b0\u1eddng \u0111\u1ea1t \u0111\u01b0\u1ee3c D97 = 2\u20135 \u00b5m v\u1edbi D90\/D10 &lt; 2,0\u20132,5 v\u00e0 h\u00e0m l\u01b0\u1ee3ng h\u1ea1t qu\u00e1 c\u1ee1 r\u1ea5t th\u1ea5p (&lt;0,1% &gt; 2\u00d7D97).<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Xu h\u01b0\u1edbng t\u01b0\u01a1ng lai<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u0110i\u1ec1u khi\u1ec3n h\u1ed7 tr\u1ee3 b\u1edfi AI\/ML<\/strong> \u2014 \u0110i\u1ec1u ch\u1ec9nh theo th\u1eddi gian th\u1ef1c d\u1ef1a tr\u00ean s\u1ef1 bi\u1ebfn \u0111\u1ed9ng c\u1ee7a ngu\u1ed3n c\u1ea5p li\u1ec7u \u0111\u1ea7u v\u00e0o<\/li>\n\n\n\n<li><strong>Ph\u00e2n lo\u1ea1i nhi\u1ec1u giai \u0111o\u1ea1n<\/strong> \u2014 C\u1eaft tu\u1ea7n t\u1ef1 m\u1ecbn\/th\u00f4 cho c\u00e1c ph\u00e2n b\u1ed1 c\u1ef1c h\u1eb9p<\/li>\n\n\n\n<li><strong>Thi\u1ebft k\u1ebf ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng<\/strong> \u2014 Gi\u1ea3m t\u1ed5n th\u1ea5t \u00e1p su\u1ea5t, t\u1ed1i \u01b0u h\u00f3a kh\u00ed \u0111\u1ed9ng h\u1ecdc<\/li>\n\n\n\n<li><strong>X\u1eed l\u00fd kh\u00f4 v\u00ec m\u1ee5c ti\u00eau b\u1ec1n v\u1eefng<\/strong> \u2014 Thay th\u1ebf ph\u01b0\u01a1ng ph\u00e1p ph\u00e2n lo\u1ea1i \u01b0\u1edbt \u0111\u1ec3 gi\u1ea3m l\u01b0\u1ee3ng n\u01b0\u1edbc s\u1eed d\u1ee5ng v\u00e0 n\u01b0\u1edbc th\u1ea3i<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><a href=\"https:\/\/quartz-grinding.epic-powder.com\/vi\/contact\/\">Ph\u1ea7n k\u1ebft lu\u1eadn<\/a><\/h3>\n\n\n\n<p>C\u00f4ng ngh\u1ec7 ph\u00e2n lo\u1ea1i kh\u00ed ti\u00ean ti\u1ebfn \u0111\u00e3 tr\u1edf n\u00ean kh\u00f4ng th\u1ec3 thi\u1ebfu \u0111\u1ec3 s\u1ea3n xu\u1ea5t b\u1ed9t silica hi\u1ec7u su\u1ea5t cao v\u1edbi ph\u00e2n b\u1ed1 k\u00edch th\u01b0\u1edbc h\u1ea1t h\u1eb9p. B\u1eb1ng c\u00e1ch ki\u1ec3m so\u00e1t ch\u00ednh x\u00e1c ph\u1ea7n \u0111u\u00f4i th\u00f4 (D90\/D97) \u0111\u1ed3ng th\u1eddi gi\u1ea3m thi\u1ec3u s\u1ef1 bi\u1ebfn \u0111\u1ed5i c\u1ee7a c\u00e1c h\u1ea1t m\u1ecbn, c\u00e1c h\u1ec7 th\u1ed1ng n\u00e0y cho ph\u00e9p silica \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u kh\u1eaft khe c\u1ee7a c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed th\u1ebf h\u1ec7 m\u1edbi, quang \u0111i\u1ec7n v\u00e0 v\u1eadt li\u1ec7u ti\u00ean ti\u1ebfn. Khi nhu c\u1ea7u v\u1ec1 ph\u00e2n b\u1ed1 k\u00edch th\u01b0\u1edbc h\u1ea1t h\u1eb9p h\u01a1n (v\u00ed d\u1ee5: D90\/D10 ti\u1ebfn g\u1ea7n \u0111\u1ebfn 1,3\u20131,8) ti\u1ebfp t\u1ee5c t\u0103ng, nh\u1eefng \u0111\u1ed5i m\u1edbi trong thi\u1ebft k\u1ebf b\u00e1nh xe ph\u00e2n lo\u1ea1i, qu\u1ea3n l\u00fd lu\u1ed3ng kh\u00ed v\u00e0 \u0111i\u1ec1u khi\u1ec3n th\u00f4ng minh s\u1ebd v\u1eabn l\u00e0 tr\u1ecdng t\u00e2m c\u1ee7a k\u1ef9 thu\u1eadt b\u1ed9t silica.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity is-style-default\"\/>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized is-style-rounded\"><img decoding=\"async\" width=\"721\" height=\"721\" src=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/11\/Emily-Chen.webp\" alt=\"Emily Chen\" class=\"wp-image-3549\" style=\"width:150px;height:150px\" srcset=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/11\/Emily-Chen.webp 721w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/11\/Emily-Chen-300x300.webp 300w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/11\/Emily-Chen-150x150.webp 150w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/11\/Emily-Chen-12x12.webp 12w\" sizes=\"(max-width: 721px) 100vw, 721px\" \/><\/figure>\n\n\n\n<blockquote class=\"wp-block-quote has-text-align-center is-style-large is-layout-flow wp-block-quote-is-layout-flow\">\n<p>C\u1ea3m \u01a1n b\u1ea1n \u0111\u00e3 \u0111\u1ecdc. T\u00f4i hy v\u1ecdng b\u00e0i vi\u1ebft c\u1ee7a t\u00f4i h\u1eefu \u00edch. Vui l\u00f2ng \u0111\u1ec3 l\u1ea1i b\u00ecnh lu\u1eadn b\u00ean d\u01b0\u1edbi. B\u1ea1n c\u0169ng c\u00f3 th\u1ec3 li\u00ean h\u1ec7 v\u1edbi b\u1ed9 ph\u1eadn ch\u0103m s\u00f3c kh\u00e1ch h\u00e0ng tr\u1ef1c tuy\u1ebfn c\u1ee7a Zelda n\u1ebfu c\u00f3 b\u1ea5t k\u1ef3 th\u1eafc m\u1eafc n\u00e0o kh\u00e1c.<\/p>\n<cite>                                                                                                                                                                            \u2014 \u0110\u0103ng b\u1edfi <a href=\"https:\/\/www.linkedin.com\/company\/76603359\/admin\/dashboard\/\">Emily Chen<\/a><\/cite><\/blockquote>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity is-style-default\"\/>\n\n\n\n<div class=\"wp-block-contact-form-7-contact-form-selector\">\n<div class=\"wpcf7 no-js\" id=\"wpcf7-f16-o1\" lang=\"zh-CN\" dir=\"ltr\" data-wpcf7-id=\"16\">\n<div class=\"screen-reader-response\"><p role=\"status\" aria-live=\"polite\" aria-atomic=\"true\"><\/p> <ul><\/ul><\/div>\n<form action=\"\/vi\/wp-json\/wp\/v2\/posts\/3634#wpcf7-f16-o1\" method=\"post\" class=\"wpcf7-form init\" aria-label=\"\u7559\u8a00\u8868\u5355\" novalidate=\"novalidate\" data-status=\"init\" data-trp-original-action=\"\/vi\/wp-json\/wp\/v2\/posts\/3634#wpcf7-f16-o1\">\n<div style=\"display: none;\">\n<input type=\"hidden\" name=\"_wpcf7\" value=\"16\" \/>\n<input type=\"hidden\" name=\"_wpcf7_version\" value=\"6.0.6\" \/>\n<input type=\"hidden\" name=\"_wpcf7_locale\" value=\"zh_CN\" \/>\n<input type=\"hidden\" name=\"_wpcf7_unit_tag\" value=\"wpcf7-f16-o1\" \/>\n<input type=\"hidden\" name=\"_wpcf7_container_post\" value=\"0\" \/>\n<input type=\"hidden\" name=\"_wpcf7_posted_data_hash\" value=\"\" \/>\n<\/div>\n<div class=\"keen-form\">\n\t<div class=\"one-half\">\n\t\t<p><span class=\"wpcf7-form-control-wrap\" data-name=\"your-name\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-text wpcf7-validates-as-required\" aria-required=\"true\" aria-invalid=\"false\" placeholder=\"T\u00ean c\u1ee7a b\u1ea1n*\" value=\"\" type=\"text\" name=\"your-name\" \/><\/span>\n\t\t<\/p>\n\t<\/div>\n\t<div class=\"one-half last\">\n\t\t<p><span class=\"wpcf7-form-control-wrap\" data-name=\"your-email\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-email wpcf7-validates-as-required wpcf7-text wpcf7-validates-as-email\" aria-required=\"true\" aria-invalid=\"false\" placeholder=\"Email c\u1ee7a b\u1ea1n*\" value=\"\" type=\"email\" name=\"your-email\" \/><\/span>\n\t\t<\/p>\n\t<\/div>\n\t<div class=\"one-half\">\n\t\t<p><span class=\"wpcf7-form-control-wrap\" data-name=\"pnone\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-tel wpcf7-validates-as-required wpcf7-text wpcf7-validates-as-tel\" aria-required=\"true\" aria-invalid=\"false\" placeholder=\"Pnone ho\u1eb7c Whatsapp c\u1ee7a b\u1ea1n*\" value=\"\" type=\"tel\" name=\"pnone\" \/><\/span>\n\t\t<\/p>\n\t<\/div>\n\t<div class=\"one-half last\">\n\t\t<p><span class=\"wpcf7-form-control-wrap\" data-name=\"your-subject\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-text\" aria-invalid=\"false\" placeholder=\"C\u00f4ng ty c\u1ee7a b\u1ea1n\" value=\"\" type=\"text\" name=\"your-subject\" \/><\/span>\n\t\t<\/p>\n\t<\/div>\n\t<div>\n\t\t<p><span class=\"wpcf7-form-control-wrap\" data-name=\"your-message\"><textarea cols=\"40\" rows=\"3\" maxlength=\"2000\" class=\"wpcf7-form-control wpcf7-textarea\" aria-invalid=\"false\" placeholder=\"Tin nh\u1eafn c\u1ee7a b\u1ea1n\" name=\"your-message\"><\/textarea><\/span>\n\t\t<\/p>\n\t<\/div>\n\t<div>\n\t\t<p><input class=\"wpcf7-form-control wpcf7-submit has-spinner\" type=\"submit\" value=\"N\u1ed9p\" \/>\n\t\t<\/p>\n\t<\/div>\n<\/div>\n<style>\n.keen-form div{margin-bottom:5px;}\n.keen-form div p{margin-bottom:0px !important;}\n.one-half,.one-third {\n position: relative;\n margin-right: 4%;\n float: left;\n z-index: 99;\n}\n.one-half { width: 48%; }\n.one-third { width: 30.66%; }\n.last {\n margin-right: 0 !important;\n clear: right;\n}\n@media only screen and (max-width: 767px) {\n .one-half, .one-third {\n width: 100%;\n margin-right: 0;\n }\n}\n<\/style><div class=\"wpcf7-response-output\" aria-hidden=\"true\"><\/div>\n<input type=\"hidden\" name=\"trp-form-language\" value=\"vi\"\/><\/form>\n<\/div>\n<\/div>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>Silica (SiO\u2082), \u0111\u1eb7c bi\u1ec7t l\u00e0 \u1edf c\u00e1c d\u1ea1ng nh\u01b0 b\u1ed9t th\u1ea1ch anh, silica nung ch\u1ea3y ho\u1eb7c silica k\u1ebft t\u1ee7a, \u0111\u00f3ng vai tr\u00f2 l\u00e0 nguy\u00ean li\u1ec7u th\u00f4 quan tr\u1ecdng trong nhi\u1ec1u ng\u00e0nh c\u00f4ng ngh\u1ec7 cao. Nh\u1eefng ng\u00e0nh n\u00e0y bao g\u1ed3m ch\u1ea5t b\u00e1n d\u1eabn, t\u1ea5m pin m\u1eb7t tr\u1eddi quang \u0111i\u1ec7n, l\u1edbp ph\u1ee7 ti\u00ean ti\u1ebfn, ch\u1ea5t \u0111\u1ed9n ch\u1ee9c n\u0103ng trong v\u1eadt li\u1ec7u composite, g\u1ed1m s\u1ee9 ch\u00ednh x\u00e1c v\u00e0 cao su\/nh\u1ef1a hi\u1ec7u su\u1ea5t cao. Trong c\u00e1c \u1ee9ng d\u1ee5ng n\u00e0y, hi\u1ec7u su\u1ea5t c\u1ee7a b\u1ed9t silica b\u1ecb \u1ea3nh h\u01b0\u1edfng r\u1ea5t nhi\u1ec1u b\u1edfi k\u00edch th\u01b0\u1edbc h\u1ea1t c\u1ee7a n\u00f3 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