{"id":3568,"date":"2025-12-08T15:54:15","date_gmt":"2025-12-08T07:54:15","guid":{"rendered":"https:\/\/quartz-grinding.epic-powder.com\/?p=3568"},"modified":"2026-03-19T15:16:04","modified_gmt":"2026-03-19T07:16:04","slug":"what-is-high-purity-quartz-sand-used-for-and-how-to-get-it","status":"publish","type":"post","link":"https:\/\/quartz-grinding.epic-powder.com\/vi\/what-is-high-purity-quartz-sand-used-for-and-how-to-get-it\/","title":{"rendered":"C\u00e1t th\u1ea1ch anh c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 l\u00e0m g\u00ec v\u00e0 l\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 c\u00f3 \u0111\u01b0\u1ee3c n\u00f3?"},"content":{"rendered":"<p><a href=\"https:\/\/quartz-grinding.epic-powder.com\/vi\/\">C\u00e1t th\u1ea1ch anh c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao (HPQ)<\/a>, th\u01b0\u1eddng ch\u1ee9a SiO\u2082 \u226599,99% (th\u01b0\u1eddng l\u00e0 99,997%\u201399,999%, ho\u1eb7c th\u1eadm ch\u00ed cao h\u01a1n), \u0111\u01b0\u1ee3c \u0111\u1eb7c tr\u01b0ng b\u1edfi h\u00e0m l\u01b0\u1ee3ng t\u1ea1p ch\u1ea5t c\u1ef1c th\u1ea5p (\u0111\u1eb7c bi\u1ec7t l\u00e0 Al, Fe, Ti, B, P, v.v.), th\u01b0\u1eddng \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t \u1edf m\u1ee9c ppb ho\u1eb7c th\u1eadm ch\u00ed d\u01b0\u1edbi ppb. Ngay c\u1ea3 m\u1ed9t l\u01b0\u1ee3ng nh\u1ecf t\u1ea1p ch\u1ea5t c\u0169ng c\u00f3 th\u1ec3 khi\u1ebfn s\u1ea3n ph\u1ea9m cu\u1ed1i c\u00f9ng ho\u00e0n to\u00e0n m\u1ea5t hi\u1ec7u qu\u1ea3. Do nh\u1eefng \u0111\u1eb7c \u0111i\u1ec3m n\u00e0y, n\u00f3 \u0111\u00e3 tr\u1edf th\u00e0nh m\u1ed9t trong nh\u1eefng nguy\u00ean li\u1ec7u th\u00f4 quan tr\u1ecdng v\u00e0 chi\u1ebfn l\u01b0\u1ee3c nh\u1ea5t trong c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p c\u00f4ng ngh\u1ec7 cao hi\u1ec7n \u0111\u1ea1i.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"471\" src=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/12\/High-purity-quartz-sand.webp\" alt=\"C\u00e1t th\u1ea1ch anh c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao\" class=\"wp-image-3569\" srcset=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/12\/High-purity-quartz-sand.webp 800w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/12\/High-purity-quartz-sand-300x177.webp 300w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/12\/High-purity-quartz-sand-768x452.webp 768w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/12\/High-purity-quartz-sand-18x12.webp 18w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">C\u00f4ng d\u1ee5ng ch\u00ednh c\u1ee7a <a href=\"https:\/\/quartz-grinding.epic-powder.com\/vi\/astra-portfolio\/korean-customer-ultrafine-quartz-powder-solution-d97-5-\u03bcm-small-jet-mill-successfully-delivered\/\">Th\u1ea1ch anh \u0111\u1ed9 tinh khi\u1ebft cao<\/a> C\u00e1t<\/h2>\n\n\n\n<p><strong>Ng\u00e0nh c\u00f4ng nghi\u1ec7p b\u00e1n d\u1eabn<\/strong>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>N\u1ed3i nung v\u00e0 b\u00ecnh ch\u1ee9a th\u1ea1ch anh c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao d\u00f9ng \u0111\u1ec3 k\u00e9o silicon \u0111\u01a1n tinh th\u1ec3 300mm<\/li>\n\n\n\n<li>\u1ed0ng th\u1ea1ch anh, thuy\u1ec1n v\u00e0 b\u00ecnh chu\u00f4ng d\u00f9ng cho qu\u00e1 tr\u00ecnh khu\u1ebfch t\u00e1n, oxy h\u00f3a, LPCVD, v.v.<\/li>\n\n\n\n<li>Ch\u1ea5t \u0111\u1ed9n l\u1edbp epitaxy si\u00eau tinh khi\u1ebft<\/li>\n\n\n\n<li>Nguy\u00ean li\u1ec7u th\u00f4 cho silica t\u1ed5ng h\u1ee3p nung ch\u1ea3y d\u00f9ng cho m\u1eb7t n\u1ea1 quang h\u1ecdc v\u00e0 gi\u00e1 \u0111\u1ee1 wafer<\/li>\n<\/ul>\n\n\n\n<p><strong>Ng\u00e0nh c\u00f4ng nghi\u1ec7p quang \u0111i\u1ec7n (n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi)<\/strong>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>N\u1ed3i nung th\u1ea1ch anh cao c\u1ea5p cho tinh th\u1ec3 \u0111\u01a1n (ph\u01b0\u01a1ng ph\u00e1p Czochralski) v\u00e0 th\u1ecfi \u0111a tinh th\u1ec3<\/li>\n\n\n\n<li>\u1ed0ng th\u1ea1ch anh v\u00e0 c\u00e1c th\u00e0nh ph\u1ea7n cho l\u00f2 khu\u1ebfch t\u00e1n nhi\u1ec7t \u0111\u1ed9 cao<\/li>\n\n\n\n<li>Nhu c\u1ea7u ng\u00e0y c\u00e0ng t\u0103ng v\u1ec1 \u0111\u1ed9 tinh khi\u1ebft cao do c\u00e1c y\u00eau c\u1ea7u nghi\u00eam ng\u1eb7t c\u1ee7a pin TOPCon lo\u1ea1i N v\u00e0 pin Heterojunction (HJT) li\u00ean quan \u0111\u1ebfn t\u1ea1p ch\u1ea5t kim lo\u1ea1i.<\/li>\n<\/ul>\n\n\n\n<p><strong>S\u1ee3i quang v\u00e0 Photonic<\/strong>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Thanh l\u00f5i v\u00e0 v\u1eadt li\u1ec7u b\u1ecdc cho s\u1ee3i quang c\u00f3 \u0111\u1ed9 suy hao c\u1ef1c th\u1ea5p (\u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1p ng\u1ea7m, m\u1ea1ng x\u01b0\u01a1ng s\u1ed1ng 5G\/6G)<\/li>\n\n\n\n<li>Th\u1ea5u k\u00ednh v\u00e0 l\u0103ng k\u00ednh silica t\u1ed5ng h\u1ee3p n\u00f3ng ch\u1ea3y cho h\u1ec7 th\u1ed1ng quang h\u1ecdc laser<\/li>\n<\/ul>\n\n\n\n<p><strong>Chi\u1ebfu s\u00e1ng cao c\u1ea5p<\/strong>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0110\u00e8n UV, \u0111\u00e8n halogen, \u0111\u00e8n th\u1ee7y ng\u00e2n, \u0111\u00e8n xenon<\/li>\n\n\n\n<li>\u1ed0ng th\u1ea1ch anh d\u00f9ng cho \u0111\u00f3ng g\u00f3i \u0111\u00e8n LED c\u00f4ng su\u1ea5t cao<\/li>\n<\/ul>\n\n\n\n<p><strong>Quang h\u1ecdc ch\u00ednh x\u00e1c v\u00e0 H\u00e0ng kh\u00f4ng v\u0169 tr\u1ee5<\/strong>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>C\u1eeda s\u1ed5 v\u00e0 t\u1ea5m n\u1ec1n g\u01b0\u01a1ng cho k\u00ednh vi\u1ec5n v\u1ecdng kh\u00f4ng gian (Hubble, James Webb)<\/li>\n\n\n\n<li>Th\u1ea1ch anh t\u1ed5ng h\u1ee3p c\u00f3 \u0111\u1ed9 tinh khi\u1ebft c\u1ef1c cao d\u00e0nh cho con quay h\u1ed3i chuy\u1ec3n c\u1ed9ng h\u01b0\u1edfng b\u00e1n c\u1ea7u (HRG)<\/li>\n<\/ul>\n\n\n\n<p><strong>5G v\u00e0 Bao b\u00ec ti\u00ean ti\u1ebfn<\/strong>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ch\u1ea5t \u0111\u1ed9n EMC (h\u1ee3p ch\u1ea5t \u0111\u00fac epoxy) cho ch\u1ea5t n\u1ec1n IC ti\u00ean ti\u1ebfn<\/li>\n\n\n\n<li>K\u00ednh th\u1ea1ch anh tia \u03b1 c\u1ef1c th\u1ea5p \u0111\u1ec3 ng\u0103n ng\u1eeba l\u1ed7i m\u1ec1m trong chip nh\u1edb<\/li>\n<\/ul>\n\n\n\n<p>V\u00ec nh\u1eefng l\u00fd do n\u00e0y, c\u00e1t th\u1ea1ch anh c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao \u0111\u00e3 \u0111\u01b0\u1ee3c Li\u00ean minh Ch\u00e2u \u00c2u, Hoa K\u1ef3, Nh\u1eadt B\u1ea3n v\u00e0 Trung Qu\u1ed1c ph\u00e2n lo\u1ea1i l\u00e0 kho\u00e1ng ch\u1ea5t quan tr\u1ecdng.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"800\" height=\"427\" src=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/12\/High-purity-quartz-products.webp\" alt=\"S\u1ea3n ph\u1ea9m th\u1ea1ch anh c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao\" class=\"wp-image-3570\" srcset=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/12\/High-purity-quartz-products.webp 800w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/12\/High-purity-quartz-products-300x160.webp 300w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/12\/High-purity-quartz-products-768x410.webp 768w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/12\/High-purity-quartz-products-18x10.webp 18w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Ph\u00e2n lo\u1ea1i to\u00e0n c\u1ea7u v\u1ec1 c\u00e1t th\u1ea1ch anh c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>C\u1ea5p th\u1ea5p<\/strong>: 99,9\u201399,95% \u2192 Chi\u1ebfu s\u00e1ng th\u00f4ng th\u01b0\u1eddng, \u1ee9ng d\u1ee5ng quang \u0111i\u1ec7n n\u00f3i chung<\/li>\n\n\n\n<li><strong>T\u1ea7m trung<\/strong>: 99,97\u201399,99% \u2192 C\u00e1c l\u00f2 nung quang \u0111i\u1ec7n ch\u00ednh th\u1ed1ng<\/li>\n\n\n\n<li><strong>Cao c\u1ea5p<\/strong>: 99,995\u201399,998% \u2192 N\u1ed3i n\u1ea5u b\u00e1n d\u1eabn, s\u1ee3i quang<\/li>\n\n\n\n<li><strong>Si\u00eau cao c\u1ea5p<\/strong>: \u226599,999% (4N8\u20135N5) \u2192 Ch\u1ea5t n\u1ec1n m\u1eb7t n\u1ea1 quang h\u1ecdc, quang h\u1ecdc h\u00e0ng kh\u00f4ng v\u0169 tr\u1ee5 v\u00e0 qu\u00e2n s\u1ef1<\/li>\n<\/ul>\n\n\n\n<p>C\u00f3 r\u1ea5t \u00edt c\u00f4ng ty tr\u00ean to\u00e0n c\u1ea7u c\u00f3 th\u1ec3 cung c\u1ea5p \u1ed5n \u0111\u1ecbnh ch\u1ea5t l\u01b0\u1ee3ng 4N8\u20135N+.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">C\u00e1t th\u1ea1ch anh c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao \u0111\u1ebfn t\u1eeb \u0111\u00e2u?<\/h2>\n\n\n\n<p>C\u00e1c m\u1ecf th\u1ea1ch anh t\u1ef1 nhi\u00ean v\u1ed1n \u0111\u00e3 si\u00eau tinh khi\u1ebft, ch\u1ec9 c\u1ea7n tuy\u1ec3n ch\u1ecdn t\u1ed1i thi\u1ec3u \u0111\u1ec3 \u0111\u1ea1t ch\u1ea5t l\u01b0\u1ee3ng b\u00e1n d\u1eabn, l\u1ea1i c\u1ef1c k\u1ef3 hi\u1ebfm. Tr\u00ean to\u00e0n c\u1ea7u, ch\u1ec9 c\u00f3 ba con \u0111\u01b0\u1eddng khai th\u00e1c \u0111\u00e3 ho\u00e0n thi\u1ec7n:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Qu\u1eb7ng th\u1ea1ch anh si\u00eau tinh khi\u1ebft t\u1ef1 nhi\u00ean (Qu\u1eb7ng ch\u00ednh)<\/h3>\n\n\n\n<p>C\u00f3 r\u1ea5t \u00edt m\u1ecf \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn tr\u00ean to\u00e0n th\u1ebf gi\u1edbi, bao g\u1ed3m:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Spruce Pine, B\u1eafc Carolina, Hoa K\u1ef3 (The Quartz Corp \/ Sibelco) \u2014 chu\u1ea9n m\u1ef1c to\u00e0n c\u1ea7u<\/li>\n\n\n\n<li>Kyshtym, Chelyabinsk, Nga (Th\u1ea1ch anh Nga)<\/li>\n\n\n\n<li>\u00d8verby, Na Uy (T\u1eadp \u0111o\u00e0n Quartz)<\/li>\n\n\n\n<li>Mauritius, Canada (m\u1ecf m\u1edbi, v\u1eabn \u0111ang \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n)<\/li>\n\n\n\n<li>M\u1ecf Jiangxi Xinyi, Jiangsu Donghai, Trung Qu\u1ed1c (d\u1ef1 tr\u1eef h\u1ea1n ch\u1ebf)<\/li>\n<\/ul>\n\n\n\n<p>C\u00e1c m\u1ecf n\u00e0y thu\u1ed9c lo\u1ea1i th\u1ea1ch anh th\u1ee7y nhi\u1ec7t ho\u1eb7c pegmatit, h\u1ea7u nh\u01b0 kh\u00f4ng c\u00f3 s\u1ef1 thay th\u1ebf \u0111\u1ed3ng h\u00ecnh lo\u1ea1i Al, Fe, Ti v\u00e0 r\u1ea5t \u00edt t\u1ea1p ch\u1ea5t l\u1ecfng. Qu\u1eb7ng th\u01b0\u1eddng c\u00f3 t\u1ed5ng t\u1ea1p ch\u1ea5t &lt;50 ppm.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">L\u00e0m s\u1ea1ch s\u00e2u v\u1eadt l\u00fd + h\u00f3a h\u1ecdc c\u1ee7a th\u1ea1ch anh th\u00f4ng th\u01b0\u1eddng<\/h3>\n\n\n\n<p>H\u1ea7u h\u1ebft c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t b\u1eaft \u0111\u1ea7u v\u1edbi th\u1ea1ch anh ho\u1eb7c \u0111\u00e1 sa th\u1ea1ch th\u00f4ng th\u01b0\u1eddng v\u00e0 tr\u1ea3i qua 15\u201330 b\u01b0\u1edbc x\u1eed l\u00fd, trong \u0111\u00f3 nghi\u1ec1n ph\u00e2n lo\u1ea1i b\u1eb1ng kh\u00ed (nghi\u1ec1n si\u00eau m\u1ecbn + ph\u00e2n lo\u1ea1i) l\u00e0 m\u1ed9t trong nh\u1eefng b\u01b0\u1edbc c\u1ed1t l\u00f5i \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c \u0111\u1ed9 tinh khi\u1ebft 4N8\u20135N. N\u1ebfu kh\u00f4ng c\u00f3 b\u01b0\u1edbc n\u00e0y, vi\u1ec7c s\u1ea3n xu\u1ea5t h\u00e0ng lo\u1ea1t \u1ed5n \u0111\u1ecbnh c\u00e1t c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao c\u1ea5p b\u00e1n d\u1eabn l\u00e0 g\u1ea7n nh\u01b0 kh\u00f4ng th\u1ec3.<\/p>\n\n\n\n<p><strong>Quy tr\u00ecnh \u0111i\u1ec3n h\u00ecnh:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Nghi\u1ec1n v\u00e0 s\u00e0ng l\u1ecdc<\/strong>: M\u00e1y nghi\u1ec1n h\u00e0m \u2192 M\u00e1y nghi\u1ec1n h\u00ecnh n\u00f3n \u2192 S\u00e0ng l\u1ecdc \u0111\u1ebfn &lt;15mm<\/li>\n\n\n\n<li><strong>R\u1eeda v\u00e0 lo\u1ea1i b\u1ecf b\u00f9n<\/strong>: Lo\u1ea1i b\u1ecf \u0111\u1ea5t s\u00e9t v\u00e0 t\u1ea1p ch\u1ea5t b\u00f9n<\/li>\n\n\n\n<li><strong>Ph\u00e2n lo\u1ea1i m\u00e0u s\u1eafc<\/strong>: M\u00e1y ph\u00e2n lo\u1ea1i m\u00e0u \u0111i\u1ec7n t\u1eeb \u0111\u1ec3 lo\u1ea1i b\u1ecf c\u00e1c kho\u00e1ng ch\u1ea5t c\u00f3 m\u00e0u nh\u01b0 biotit v\u00e0 fenspat<\/li>\n\n\n\n<li><strong>T\u00e1ch t\u1eeb t\u00ednh c\u01b0\u1eddng \u0111\u1ed9 cao nhi\u1ec1u giai \u0111o\u1ea1n<\/strong>: Tr\u1ed1ng t\u00e1ch t\u1eeb kh\u00f4 v\u00e0 \u01b0\u1edbt (l\u00ean \u0111\u1ebfn 20.000 gauss), l\u1eb7p l\u1ea1i 3\u20136 l\u1ea7n, \u0111\u1ec3 lo\u1ea1i b\u1ecf kho\u00e1ng ch\u1ea5t ch\u1ee9a s\u1eaft v\u00e0 m\u1ea1t s\u1eaft<\/li>\n\n\n\n<li><strong>Tuy\u1ec3n n\u1ed5i<\/strong>: Tuy\u1ec3n n\u1ed5i h\u1ed7n h\u1ee3p cation\/anion \u0111\u1ec3 lo\u1ea1i b\u1ecf fenspat v\u00e0 mica<\/li>\n\n\n\n<li><strong>Ng\u00e2m axit l\u1ea7n \u0111\u1ea7u (Ng\u00e2m axit tr\u01b0\u1edbc)<\/strong>: Axit h\u1ed7n h\u1ee3p HCl + HF \u00e1p su\u1ea5t ti\u00eau chu\u1ea9n \u0111\u1ec3 lo\u1ea1i b\u1ecf t\u1ea1p ch\u1ea5t b\u1ec1 m\u1eb7t<\/li>\n\n\n\n<li><strong>Nung \u1edf nhi\u1ec7t \u0111\u1ed9 cao (900\u20131200\u2103)<\/strong>: Ph\u00e1 v\u1ee1 c\u00e1c t\u1ea1p ch\u1ea5t kho\u00e1ng, m\u1edf c\u00e1c v\u1ebft n\u1ee9t tinh th\u1ec3 v\u00e0 lo\u1ea1i b\u1ecf n\u01b0\u1edbc c\u1ea5u tr\u00fac<\/li>\n\n\n\n<li><strong>L\u00e0m ngu\u1ed9i v\u00e0 nghi\u1ec1n th\u1ee9 c\u1ea5p<\/strong>: L\u00e0m m\u00e1t nhanh b\u1eb1ng n\u01b0\u1edbc th\u1ea1ch anh nhi\u1ec7t \u0111\u1ed9 cao \u0111\u1ec3 t\u1ea1o ra c\u00e1c v\u1ebft n\u1ee9t nh\u1ecf, t\u1ea1o \u0111i\u1ec1u ki\u1ec7n cho qu\u00e1 tr\u00ecnh th\u1ea9m th\u1ea5u axit s\u00e2u h\u01a1n<\/li>\n\n\n\n<li><strong>B\u01b0\u1edbc quan tr\u1ecdng \u2014 <a href=\"https:\/\/quartz-grinding.epic-powder.com\/vi\/machines\/jet-mill\/\">M\u00e1y nghi\u1ec1n kh\u00ed n\u00e9n<\/a> cho nghi\u1ec1n si\u00eau m\u1ecbn + ph\u00e2n lo\u1ea1i ch\u00ednh x\u00e1c<\/strong>\n<ul class=\"wp-block-list\">\n<li><strong>Thi\u1ebft b\u1ecb<\/strong>: M\u00e1y nghi\u1ec1n ph\u1ea3n l\u1ef1c t\u1ea7ng s\u00f4i ho\u1eb7c m\u00e1y nghi\u1ec1n ph\u1ea3n l\u1ef1c m\u1ee5c ti\u00eau<\/li>\n\n\n\n<li><strong>M\u00f4i tr\u01b0\u1eddng nghi\u1ec1n<\/strong>: Nit\u01a1 c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao ho\u1eb7c kh\u00ed n\u00e9n (x\u1eed l\u00fd b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p s\u1ea5y nhi\u1ec1u giai \u0111o\u1ea1n + s\u00e0ng ph\u00e2n t\u1eed \u0111\u1ec3 lo\u1ea1i b\u1ecf n\u01b0\u1edbc v\u00e0 d\u1ea7u)<\/li>\n\n\n\n<li><strong>Ki\u1ec3m so\u00e1t k\u00edch th\u01b0\u1edbc h\u1ea1t<\/strong>: d50 \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t trong ph\u1ea1m vi 8\u201325\u03bcm (\u0111\u1ed1i v\u1edbi c\u00e1t n\u1ea5u ch\u1ea3y b\u00e1n d\u1eabn, th\u01b0\u1eddng y\u00eau c\u1ea7u &gt;90% c\u00e1c h\u1ea1t n\u1eb1m trong ph\u1ea1m vi 100\u2013300\u03bcm, nh\u01b0ng ph\u1ea3i \u0111\u01b0\u1ee3c x\u1eed l\u00fd b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p nghi\u1ec1n kh\u00ed \u0111\u1ec3 m\u1edf ho\u00e0n to\u00e0n t\u1ea5t c\u1ea3 c\u00e1c t\u1ea1p ch\u1ea5t)<\/li>\n\n\n\n<li><strong>Ch\u1ee9c n\u0103ng c\u1ed1t l\u00f5i<\/strong>:\n<ul class=\"wp-block-list\">\n<li>M\u1edf ho\u00e0n to\u00e0n c\u00e1c v\u1ebft n\u1ee9t nh\u1ecf \u0111\u01b0\u1ee3c t\u1ea1o ra trong qu\u00e1 tr\u00ecnh nung, \u0111\u1ec3 l\u1ed9 ho\u00e0n to\u00e0n c\u00e1c t\u1ea1p ch\u1ea5t v\u00e0 t\u1ea1p ch\u1ea5t thay th\u1ebf m\u1ea1ng tinh th\u1ec3<\/li>\n\n\n\n<li>Lo\u1ea1i b\u1ecf ch\u1ea5t b\u1ea9n b\u1ec1 m\u1eb7t (qu\u00e1 tr\u00ecnh nghi\u1ec1n c\u01a1 h\u1ecdc th\u00f4ng th\u01b0\u1eddng s\u1ebd t\u1ea1o ra s\u1ef1 m\u00e0i m\u00f2n \u0111\u00e1ng k\u1ec3 Fe, Cr, Ni v\u00e0 c\u00e1c kim lo\u1ea1i kh\u00e1c)<\/li>\n\n\n\n<li>Nghi\u1ec1n b\u1eb1ng tia kh\u00ed h\u1ea7u nh\u01b0 kh\u00f4ng g\u00e2y \u00f4 nhi\u1ec5m kim lo\u1ea1i, khi\u1ebfn \u0111\u00e2y tr\u1edf th\u00e0nh ph\u01b0\u01a1ng ph\u00e1p nghi\u1ec1n duy nh\u1ea5t c\u00f3 th\u1ec3 ki\u1ec3m so\u00e1t h\u00e0m l\u01b0\u1ee3ng s\u1eaft t\u0103ng l\u00ean &lt;0,05 ppm.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"800\" height=\"600\" src=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/11\/Quartz-Air-Jet-Mill-Grinding-and-Classification-Production-Line.webp\" alt=\"D\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t nghi\u1ec1n v\u00e0 ph\u00e2n lo\u1ea1i m\u00e1y nghi\u1ec1n kh\u00ed th\u1ea1ch anh\" class=\"wp-image-3523\" srcset=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/11\/Quartz-Air-Jet-Mill-Grinding-and-Classification-Production-Line.webp 800w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/11\/Quartz-Air-Jet-Mill-Grinding-and-Classification-Production-Line-300x225.webp 300w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/11\/Quartz-Air-Jet-Mill-Grinding-and-Classification-Production-Line-768x576.webp 768w, https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/11\/Quartz-Air-Jet-Mill-Grinding-and-Classification-Production-Line-16x12.webp 16w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\">D\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t nghi\u1ec1n v\u00e0 ph\u00e2n lo\u1ea1i m\u00e1y nghi\u1ec1n kh\u00ed th\u1ea1ch anh<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Tuy\u1ebfn \u0111\u01b0\u1eddng t\u1ed5ng h\u1ee3p (L\u1eafng \u0111\u1ecdng h\u01a1i h\u00f3a h\u1ecdc)<\/h2>\n\n\n\n<p>Khi t\u00e0i nguy\u00ean thi\u00ean nhi\u00ean kh\u00f4ng \u0111\u1ee7, ph\u01b0\u01a1ng ph\u00e1p \u0111\u1eaft ti\u1ec1n nh\u1ea5t nh\u01b0ng tinh khi\u1ebft nh\u1ea5t s\u1ebd \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>SiCl\u2084 ho\u1eb7c SiHCl\u2083 + O\u2082 \u2192 Kh\u00f3i SiO\u2082 si\u00eau tinh khi\u1ebft \u2192 N\u1ea5u ch\u1ea3y th\u00e0nh th\u1ecfi th\u1ea1ch anh \u2192 Nghi\u1ec1n th\u00e0nh c\u00e1t<\/strong><\/li>\n\n\n\n<li>Chi ph\u00ed cao g\u1ea5p 10\u201350 l\u1ea7n so v\u1edbi c\u00e1t t\u1ef1 nhi\u00ean c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao, nh\u01b0ng t\u1ed5ng l\u01b0\u1ee3ng t\u1ea1p ch\u1ea5t c\u00f3 th\u1ec3 &lt;50 ppb.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><a href=\"https:\/\/quartz-grinding.epic-powder.com\/vi\/contact\/\">Ph\u1ea7n k\u1ebft lu\u1eadn<\/a><\/h2>\n\n\n\n<p>C\u00e1t th\u1ea1ch anh c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong s\u1ef1 ph\u00e1t tri\u1ec3n c\u00f4ng ngh\u1ec7 c\u1ee7a nhi\u1ec1u ng\u00e0nh c\u00f4ng nghi\u1ec7p, \u0111\u1eb7c bi\u1ec7t l\u00e0 \u0111i\u1ec7n t\u1eed, n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi v\u00e0 quang h\u1ecdc. Nh\u1eefng \u0111\u1eb7c t\u00ednh \u0111\u1ed9c \u0111\u00e1o c\u1ee7a n\u00f3 khi\u1ebfn n\u00f3 tr\u1edf th\u00e0nh v\u1eadt li\u1ec7u kh\u00f4ng th\u1ec3 thi\u1ebfu cho s\u1ea3n xu\u1ea5t c\u00f3 \u0111\u1ed9 ch\u00ednh x\u00e1c cao. Vi\u1ec7c khai th\u00e1c th\u1ea1ch anh c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao \u0111\u00f2i h\u1ecfi m\u1ed9t quy tr\u00ecnh khai th\u00e1c, tinh ch\u1ebf v\u00e0 tinh ch\u1ebf ph\u1ee9c t\u1ea1p, \u0111\u1ea3m b\u1ea3o \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u kh\u1eaft khe cho c\u00e1c \u1ee9ng d\u1ee5ng chuy\u00ean bi\u1ec7t. Khi nhu c\u1ea7u v\u1ec1 c\u00f4ng ngh\u1ec7 ti\u00ean ti\u1ebfn ng\u00e0y c\u00e0ng t\u0103ng, nhu c\u1ea7u v\u1ec1 c\u00e1t th\u1ea1ch anh c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao s\u1ebd ng\u00e0y c\u00e0ng t\u0103ng, c\u00e0ng kh\u1eb3ng \u0111\u1ecbnh t\u1ea7m quan tr\u1ecdng c\u1ee7a n\u00f3 trong s\u1ea3n xu\u1ea5t hi\u1ec7n \u0111\u1ea1i.<\/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 loading=\"lazy\" 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\/showcase\/107512344\/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\/3568#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\/3568#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<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<div class=\"ast-oembed-container\" style=\"height: 100%;\"><iframe title=\"Nghi\u1ec1n th\u1ea1ch anh si\u00eau m\u1ecbn: Th\u00ed nghi\u1ec7m m\u00e1y nghi\u1ec1n ph\u1ea3n l\u1ef1c hi\u1ec7u su\u1ea5t cao c\u1ee7a EPIC Powder Machinery\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/G_oJzJmuO_E?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/div>\n<\/div><\/figure>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>C\u00e1t th\u1ea1ch anh \u0111\u1ed9 tinh khi\u1ebft cao (HPQ), th\u01b0\u1eddng ch\u1ee9a SiO\u2082 \u226599,99% (th\u01b0\u1eddng l\u00e0 99,997%\u201399,999%, ho\u1eb7c th\u1eadm ch\u00ed cao h\u01a1n), \u0111\u01b0\u1ee3c \u0111\u1eb7c tr\u01b0ng b\u1edfi h\u00e0m l\u01b0\u1ee3ng t\u1ea1p ch\u1ea5t c\u1ef1c th\u1ea5p (\u0111\u1eb7c bi\u1ec7t l\u00e0 Al, Fe, Ti, B, P, v.v.), th\u01b0\u1eddng \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t \u1edf m\u1ee9c ppb ho\u1eb7c th\u1eadm ch\u00ed d\u01b0\u1edbi ppb. Ngay c\u1ea3 t\u1ea1p ch\u1ea5t d\u1ea1ng v\u1ebft c\u0169ng c\u00f3 th\u1ec3 khi\u1ebfn s\u1ea3n ph\u1ea9m cu\u1ed1i c\u00f9ng ho\u00e0n to\u00e0n kh\u00f4ng hi\u1ec7u qu\u1ea3. Do nh\u1eefng \u0111\u1eb7c \u0111i\u1ec3m n\u00e0y, n\u00f3 \u0111\u00e3 tr\u1edf th\u00e0nh m\u1ed9t trong nh\u1eefng [\u2026]<\/p>","protected":false},"author":1,"featured_media":3569,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[6],"tags":[],"class_list":["post-3568","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ultrafine-powder-grinding"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>What Is High Purity Quartz Sand Used for and How to Get It? - Quartz Grinding Production Line<\/title>\n<meta name=\"description\" content=\"High purity quartz sand, with SiO\u2082 content \u226599.99%, is essential for semiconductor, solar, optical, and high-tech industries, offering ultra-low impurity levels.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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