{"id":3173,"date":"2025-05-12T10:17:00","date_gmt":"2025-05-12T02:17:00","guid":{"rendered":"https:\/\/quartz-grinding.epic-powder.com\/?p=3173"},"modified":"2025-05-14T17:04:59","modified_gmt":"2025-05-14T09:04:59","slug":"what-kind-of-ore-can-produce-high-purity-quartz","status":"publish","type":"post","link":"https:\/\/quartz-grinding.epic-powder.com\/vi\/what-kind-of-ore-can-produce-high-purity-quartz\/","title":{"rendered":"Lo\u1ea1i qu\u1eb7ng n\u00e0o c\u00f3 th\u1ec3 s\u1ea3n xu\u1ea5t ra th\u1ea1ch anh c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao?"},"content":{"rendered":"<figure class=\"wp-block-image size-large is-resized\"><img decoding=\"async\" src=\"https:\/\/quartz-grinding.epic-powder.com\/wp-content\/uploads\/2025\/05\/High-purity-quartz-sand-768x1024.webp\" alt=\"C\u00e1t th\u1ea1ch anh c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao\" class=\"wp-image-3174\" style=\"width:566px;height:auto\"\/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Th\u1ea1ch anh tinh khi\u1ebft cao: C\u00e1c lo\u1ea1i, ngu\u1ed3n g\u1ed1c, t\u1ea1p ch\u1ea5t v\u00e0 nhu c\u1ea7u ch\u1ebf bi\u1ebfn<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>C\u00e1c lo\u1ea1i qu\u1eb7ng<\/strong>:M\u1ed9t s\u1ed1 lo\u1ea1i qu\u1eb7ng t\u1ea1o ra th\u1ea1ch anh c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao.<\/li>\n\n\n\n<li><strong>Ngu\u1ed3n g\u1ed1c \u0111\u1ecba ch\u1ea5t<\/strong>:Ch\u00fang xu\u1ea5t ph\u00e1t t\u1eeb nh\u1eefng \u0111i\u1ec1u ki\u1ec7n \u0111\u1ecba ch\u1ea5t c\u1ee5 th\u1ec3.<\/li>\n\n\n\n<li><strong>H\u1ed3 s\u01a1 t\u1ea1p ch\u1ea5t<\/strong>:M\u1ed7i lo\u1ea1i c\u00f3 th\u00e0nh ph\u1ea7n t\u1ea1p ch\u1ea5t kh\u00e1c nhau.<\/li>\n\n\n\n<li><strong>Y\u00eau c\u1ea7u x\u1eed l\u00fd<\/strong>: Nhu c\u1ea7u x\u1eed l\u00fd c\u1ee7a ch\u00fang kh\u00e1c nhau v\u1ec1 \u0111\u1ed9 tinh khi\u1ebft.<\/li>\n<\/ul>\n\n\n\n<p>Th\u1ea1ch anh tinh khi\u1ebft cao (HPQ) l\u00e0 silica (SiO\u2082) c\u00f3 \u0111\u1ed9 tinh khi\u1ebft 99,95% tr\u1edf l\u00ean. N\u00f3 r\u1ea5t c\u1ea7n thi\u1ebft cho c\u00e1c c\u00f4ng ngh\u1ec7 ti\u00ean ti\u1ebfn nh\u01b0 ch\u1ea5t b\u00e1n d\u1eabn, t\u1ebf b\u00e0o quang \u0111i\u1ec7n v\u00e0 s\u1ee3i quang. S\u1ea3n xu\u1ea5t HPQ ph\u1ee5 thu\u1ed9c v\u00e0o ngu\u1ed3n qu\u1eb7ng th\u1ea1ch anh, m\u1ee9c \u0111\u1ed9 t\u1ea1p ch\u1ea5t v\u00e0 ph\u01b0\u01a1ng ph\u00e1p \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c \u0111\u1ed9 tinh khi\u1ebft ph\u00f9 h\u1ee3p. B\u00e1o c\u00e1o n\u00e0y n\u00eau b\u1eadt c\u00e1c lo\u1ea1i qu\u1eb7ng ch\u00ednh \u0111\u1ec3 s\u1ea3n xu\u1ea5t HPQ. B\u00e1o c\u00e1o kh\u00e1m ph\u00e1 n\u01a1i ch\u00fang \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y tr\u00ean kh\u1eafp th\u1ebf gi\u1edbi. B\u00e1o c\u00e1o c\u0169ng xem x\u00e9t c\u00e1c th\u00e1ch th\u1ee9c k\u1ef9 thu\u1eadt m\u00e0 m\u1ed7i lo\u1ea1i mang l\u1ea1i.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Ph\u00e2n lo\u1ea1i \u0111\u1ecba ch\u1ea5t c\u1ee7a qu\u1eb7ng th\u1ea1ch anh c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">1. Th\u1ea1ch anh lo\u1ea1i Pegmatit Granite<\/h3>\n\n\n\n<p>\u0110\u00e1 pegmatit granit l\u00e0 \u0111\u00e1 m\u00e1cma th\u00f4. Ch\u00fang h\u00ecnh th\u00e0nh trong giai \u0111o\u1ea1n cu\u1ed1i c\u1ee7a qu\u00e1 tr\u00ecnh k\u1ebft tinh macma. C\u00e1c m\u1ecf n\u00e0y ch\u1ee9a th\u1ea1ch anh l\u00e0 kho\u00e1ng ch\u1ea5t ch\u00ednh, th\u01b0\u1eddng xen k\u1ebd v\u1edbi fenspat v\u00e0 mica. H\u00e0m l\u01b0\u1ee3ng th\u1ea1ch anh trong pegmatit th\u1ea5p, th\u01b0\u1eddng v\u00e0o kho\u1ea3ng 25%. C\u1ea5u tr\u00fac c\u1ee7a n\u00f3 ch\u1ee9a nhi\u1ec1u t\u1ea1p ch\u1ea5t l\u1ecfng v\u00e0 t\u1ea1p ch\u1ea5t v\u1ebft, ch\u1eb3ng h\u1ea1n nh\u01b0 Al, Li v\u00e0 K. Nh\u1eefng t\u1ea1p ch\u1ea5t n\u00e0y l\u00e0m cho qu\u00e1 tr\u00ecnh tinh ch\u1ebf tr\u1edf n\u00ean kh\u00f3 kh\u0103n. M\u1ed9t s\u1ed1 pegmatit, ch\u1eb3ng h\u1ea1n nh\u01b0 nh\u1eefng pegmatit \u1edf v\u00f9ng Altay c\u1ee7a T\u00e2n C\u01b0\u01a1ng, Trung Qu\u1ed1c, \u0111\u00e3 t\u1ea1o ra c\u00e1c s\u1ea3n ph\u1ea9m th\u00ed \u0111i\u1ec3m. C\u00e1c s\u1ea3n ph\u1ea9m n\u00e0y c\u00f3 \u0111\u1ed9 tinh khi\u1ebft SiO\u2082 \u0111\u1ea1t 4N8 (99,998%). \u0110i\u1ec1u n\u00e0y \u0111\u1ea1t \u0111\u01b0\u1ee3c b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p ng\u00e2m axit ti\u00ean ti\u1ebfn v\u00e0 x\u1eed l\u00fd nhi\u1ec7t.<\/p>\n\n\n\n<p>\u0110\u1eb7c \u0111i\u1ec3m ch\u00ednh:<\/p>\n\n\n\n<p>H\u1ed3 s\u01a1 t\u1ea1p ch\u1ea5t: N\u1ed3ng \u0111\u1ed9 nh\u00f4m (Al\u00b3\u207a) cao xu\u1ea5t ph\u00e1t t\u1eeb v\u1ecb tr\u00ed c\u1ee7a n\u00f3 trong m\u1ea1ng th\u1ea1ch anh. C\u00e1c kim lo\u1ea1i ki\u1ec1m, nh\u01b0 natri (Na\u207a) v\u00e0 kali (K\u207a), c\u00f3 trong c\u00e1c fenspat g\u1ea7n \u0111\u00f3.<\/p>\n\n\n\n<p>Y\u00eau c\u1ea7u x\u1eed l\u00fd:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Qu\u00e1 tr\u00ecnh nghi\u1ec1n nhi\u1ec1u giai \u0111o\u1ea1n gi\u1ea3i ph\u00f3ng th\u1ea1ch anh kh\u1ecfi c\u00e1c kho\u00e1ng ch\u1ea5t ph\u1ebf th\u1ea3i.<\/li>\n\n\n\n<li>Sau \u0111\u00f3, s\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p ng\u00e2m chi\u1ebft d\u1ef1a tr\u00ean HF \u0111\u1ec3 h\u00f2a tan c\u00e1c t\u1ea1p ch\u1ea5t.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">2. Th\u1ea1ch anh v\u00e2n<\/h3>\n\n\n\n<p>Th\u1ea1ch anh v\u00e2n ph\u00e1t tri\u1ec3n t\u1eeb ho\u1ea1t \u0111\u1ed9ng th\u1ee7y nhi\u1ec7t. Ch\u1ea5t l\u1ecfng gi\u00e0u silica th\u1ea5m v\u00e0o c\u00e1c v\u1ebft n\u1ee9t v\u00e0 khe n\u1ee9t, g\u00e2y ra s\u1ef1 k\u1ebft t\u1ee7a. C\u00e1c m\u1ecf n\u00e0y th\u1ec3 hi\u1ec7n th\u1ea1ch anh tr\u1eafng s\u1eefa, kh\u1ed1i l\u01b0\u1ee3ng l\u1edbn v\u1edbi h\u00e0m l\u01b0\u1ee3ng SiO\u2082 th\u01b0\u1eddng v\u01b0\u1ee3t qu\u00e1 99%. C\u00e1c m\u1ea1ch th\u1ea1ch anh \u1edf khu v\u1ef1c Supe c\u1ee7a Cameroon c\u00f3 c\u00e1c v\u00f9ng c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao. V\u00ed d\u1ee5, m\u1eabu QTZ6 cho th\u1ea5y m\u1ee9c Al d\u01b0\u1edbi 15 ppm v\u00e0 m\u1ee9c Ti d\u01b0\u1edbi 10 ppm. \u0110i\u1ec1u n\u00e0y x\u1ea3y ra ngay c\u1ea3 khi c\u00f3 s\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a c\u00e1c t\u1ea1p ch\u1ea5t rutil v\u00e0 tourmaline.<\/p>\n\n\n\n<p>\u0110\u1eb7c \u0111i\u1ec3m ch\u00ednh:<\/p>\n\n\n\n<p>H\u1ed3 s\u01a1 t\u1ea1p ch\u1ea5t: Ch\u1ee7 y\u1ebfu l\u00e0 c\u00e1c t\u1ea1p ch\u1ea5t kho\u00e1ng (v\u00ed d\u1ee5, rutil, tourmaline) v\u00e0 c\u00e1c nguy\u00ean t\u1ed1 vi l\u01b0\u1ee3ng b\u1ecb gi\u1eef trong ch\u1ea5t l\u1ecfng (v\u00ed d\u1ee5, Ti, Fe).<\/p>\n\n\n\n<p>Y\u00eau c\u1ea7u x\u1eed l\u00fd:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0110\u1ea7u ti\u00ean, s\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p ph\u00e2n lo\u1ea1i quang h\u1ecdc \u0111\u1ec3 lo\u1ea1i b\u1ecf c\u00e1c v\u00f9ng gi\u00e0u t\u1ea1p ch\u1ea5t.<\/li>\n\n\n\n<li>Sau \u0111\u00f3, \u00e1p d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p t\u00e1ch t\u1eeb.<\/li>\n\n\n\n<li>Cu\u1ed1i c\u00f9ng, s\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p kh\u1eed tr\u00f9ng b\u1eb1ng clo n\u00f3ng \u0111\u1ec3 lo\u1ea1i b\u1ecf t\u1ea1p ch\u1ea5t ch\u1ee9a Ti.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">3. \u0110\u00e1 th\u1ea1ch anh<\/h3>\n\n\n\n<p>Quartzite l\u00e0 m\u1ed9t lo\u1ea1i \u0111\u00e1 bi\u1ebfn ch\u1ea5t c\u00f3 ngu\u1ed3n g\u1ed1c t\u1eeb qu\u00e1 tr\u00ecnh k\u1ebft tinh l\u1ea1i c\u1ee7a \u0111\u00e1 sa th\u1ea1ch th\u1ea1ch anh. Quartzite ch\u1ea5t l\u01b0\u1ee3ng cao, nh\u01b0 lo\u1ea1i t\u1eeb Sibelco \u1edf Na Uy, c\u00f3 m\u1ee9c SiO\u2082 l\u00e0 98% tr\u1edf l\u00ean. Ch\u00fang l\u00e0 ngu\u1ed3n nguy\u00ean li\u1ec7u ch\u00ednh cho HPQ theo ti\u00eau chu\u1ea9n IOTA. \u0110\u1ed9 x\u1ed1p th\u1ea5p v\u00e0 c\u1ea5u tr\u00fac \u0111\u1ed3ng nh\u1ea5t c\u1ee7a kho\u00e1ng ch\u1ea5t l\u00e0m gi\u1ea3m t\u1ea1p ch\u1ea5t l\u1ecfng, gi\u00fap \u0111\u01a1n gi\u1ea3n h\u00f3a qu\u00e1 tr\u00ecnh tinh ch\u1ebf.<\/p>\n\n\n\n<p>\u0110\u1eb7c \u0111i\u1ec3m ch\u00ednh:<\/p>\n\n\n\n<p>H\u1ed3 s\u01a1 t\u1ea1p ch\u1ea5t: M\u1ed9t l\u01b0\u1ee3ng nh\u1ecf Al v\u00e0 Ti t\u1eeb c\u00e1c kho\u00e1ng ch\u1ea5t v\u1ee5n trong nguy\u00ean sinh ch\u1ea5t.<\/p>\n\n\n\n<p>Y\u00eau c\u1ea7u x\u1eed l\u00fd:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Nung \u1edf nhi\u1ec7t \u0111\u1ed9 1.200\u00b0C \u0111\u1ec3 ph\u00e1 v\u1ee1 m\u00e0ng bao ph\u1ee7.<\/li>\n\n\n\n<li>S\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p t\u00e1ch t\u0129nh \u0111i\u1ec7n \u0111\u1ec3 lo\u1ea1i b\u1ecf c\u00e1c kho\u00e1ng ch\u1ea5t n\u1eb7ng c\u00f2n s\u00f3t l\u1ea1i.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">4. Pha l\u00ea t\u1ef1 nhi\u00ean<\/h3>\n\n\n\n<p>Tinh th\u1ec3 t\u1ef1 nhi\u00ean, m\u1eb7c d\u00f9 hi\u1ebfm, \u0111\u1ea1i di\u1ec7n cho d\u1ea1ng th\u1ea1ch anh tinh khi\u1ebft nh\u1ea5t, v\u1edbi h\u00e0m l\u01b0\u1ee3ng SiO\u2082 th\u01b0\u1eddng v\u01b0\u1ee3t qu\u00e1 99,99%. Nh\u1eefng tinh th\u1ec3 n\u00e0y ph\u00e1t tri\u1ec3n trong c\u00e1c m\u1ea1ch \u0111\u1ecba c\u1ef1c ho\u1eb7c m\u1ea1ch th\u1ee7y nhi\u1ec7t. Ch\u00fang h\u00ecnh th\u00e0nh trong \u0111i\u1ec1u ki\u1ec7n l\u00e0m m\u00e1t ch\u1eadm. \u0110i\u1ec1u n\u00e0y gi\u00fap gi\u1ea3m c\u00e1c khuy\u1ebft t\u1eadt m\u1ea1ng tinh th\u1ec3. Tuy nhi\u00ean, k\u00edch th\u01b0\u1edbc m\u1ecf nh\u1ecf v\u00e0 chi ph\u00ed khai th\u00e1c cao c\u1ee7a ch\u00fang h\u1ea1n ch\u1ebf kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng quy m\u00f4 c\u00f4ng nghi\u1ec7p.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Ph\u00e2n ph\u1ed1i to\u00e0n c\u1ea7u c\u00e1c m\u1ecf th\u1ea1ch anh c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Lo\u1ea1i qu\u1eb7ng<\/th><th>C\u00e1c khu v\u1ef1c ch\u00ednh<\/th><th>Ti\u1ec1n g\u1eedi \u0111\u00e1ng ch\u00fa \u00fd<\/th><th>\u0110\u1ed9 tinh khi\u1ebft c\u1ee7a SiO\u2082 (H\u1eadu x\u1eed l\u00fd)<\/th><\/tr><\/thead><tbody><tr><td>\u0110\u00e1 granit pegmatit<\/td><td>\u0110\u00f4ng T\u1ea7n L\u0129nh (Trung Qu\u1ed1c), Altay (Trung Qu\u1ed1c)<\/td><td>M\u1ecf Pegmatit H\u00e0 Nam<\/td><td>99.995% (4N5)<\/td><\/tr><tr><td>Th\u1ea1ch anh v\u00e2n<\/td><td>Cameroon, Brazil, Hoa K\u1ef3 (Th\u00f4ng v\u00e2n sam)<\/td><td>M\u1ea1ch th\u1ee7y nhi\u1ec7t si\u00eau c\u1ea5p (Cameroon)<\/td><td>99.97% (4N7)<\/td><\/tr><tr><td>\u0110\u00e1 th\u1ea1ch anh<\/td><td>Na Uy, Nga, \u00dac<\/td><td>\u0110\u00e1 th\u1ea1ch anh Na Uy c\u1ee7a Sibelco<\/td><td>99.998% (4N8)<\/td><\/tr><tr><td>Pha l\u00ea t\u1ef1 nhi\u00ean<\/td><td>Madagascar, Brazil, Arkansas (Hoa K\u1ef3)<\/td><td>Minas Gerais (Brazil)<\/td><td>99.999% (5N)<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Th\u00e1ch th\u1ee9c lo\u1ea1i b\u1ecf t\u1ea1p ch\u1ea5t theo lo\u1ea1i qu\u1eb7ng<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u00d4 nhi\u1ec5m nh\u00f4m (Al)<\/h3>\n\n\n\n<p>Ngu\u1ed3n ch\u00ednh: Al\u00b3\u207a thay th\u1ebf trong m\u1ea1ng th\u1ea1ch anh, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong pegmatit granit.<\/p>\n\n\n\n<p>Ph\u01b0\u01a1ng ph\u00e1p lo\u1ea1i b\u1ecf: Kh\u1eed tr\u00f9ng b\u1eb1ng clo \u1edf nhi\u1ec7t \u0111\u1ed9 cao (1.200\u00b0C) b\u1eb1ng kh\u00ed Cl\u2082 \u0111\u1ec3 bay h\u01a1i Al th\u00e0nh AlCl\u2083.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u00d4 nhi\u1ec5m Titan (Ti)<\/h3>\n\n\n\n<p>Ngu\u1ed3n ch\u00ednh: C\u00e1c t\u1ea1p ch\u1ea5t rutile (TiO\u2082) trong m\u1ea1ch th\u1ea1ch anh v\u00e0 th\u1ea1ch anh.<\/p>\n\n\n\n<p>Ph\u01b0\u01a1ng ph\u00e1p lo\u1ea1i b\u1ecf: T\u00e1ch b\u1eb1ng \u0111i\u1ec7n ma s\u00e1t ho\u1eb7c tuy\u1ec3n n\u1ed5i \u0111\u1ec3 c\u00f4 l\u1eadp c\u00e1c h\u1ea1t gi\u00e0u Ti.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Kim lo\u1ea1i ki\u1ec1m (Na, K, Li)<\/h3>\n\n\n\n<p>Ngu\u1ed3n ch\u00ednh: C\u00e1c t\u1ea1p ch\u1ea5t l\u1ecfng trong th\u1ea1ch anh pegmatit.<\/p>\n\n\n\n<p>Ph\u01b0\u01a1ng ph\u00e1p lo\u1ea1i b\u1ecf: L\u00e0m n\u1ed5 b\u1eb1ng s\u1ed1c nhi\u1ec7t (l\u00e0m ngu\u1ed9i b\u1eb1ng n\u01b0\u1edbc) sau \u0111\u00f3 r\u1eeda tr\u00f4i b\u1eb1ng HF.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Nh\u1eefng c\u00e2n nh\u1eafc v\u1ec1 kinh t\u1ebf v\u00e0 c\u00f4ng ngh\u1ec7<\/h3>\n\n\n\n<p>Kh\u1ea3 n\u0103ng ti\u1ebfp c\u1eadn t\u00e0i nguy\u00ean: C\u00e1c m\u1ecf th\u1ea1ch anh v\u00e0 th\u1ea1ch anh d\u1ea1ng m\u1ea1ch c\u00f3 gi\u00e1 tr\u1ecb kinh t\u1ebf cao h\u01a1n so v\u1edbi c\u00e1c tinh th\u1ec3 t\u1ef1 nhi\u00ean qu\u00fd hi\u1ebfm.<\/p>\n\n\n\n<p>C\u01b0\u1eddng \u0111\u1ed9 n\u0103ng l\u01b0\u1ee3ng: C\u00e1c b\u01b0\u1edbc nung v\u00e0 kh\u1eed tr\u00f9ng chi\u1ebfm kho\u1ea3ng 40% chi ph\u00ed x\u1eed l\u00fd, \u01b0u ti\u00ean c\u00e1c khu v\u1ef1c c\u00f3 bi\u1ec3u gi\u00e1 n\u0103ng l\u01b0\u1ee3ng th\u1ea5p.<\/p>\n\n\n\n<p>Quy \u0111\u1ecbnh v\u1ec1 m\u00f4i tr\u01b0\u1eddng: Vi\u1ec7c s\u1eed d\u1ee5ng HF trong qu\u00e1 tr\u00ecnh ng\u00e2m chi\u1ebft \u0111\u00f2i h\u1ecfi ph\u1ea3i c\u00f3 h\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd ch\u1ea5t th\u1ea3i nghi\u00eam ng\u1eb7t, h\u1ea1n ch\u1ebf s\u1ea3n xu\u1ea5t \u1edf nh\u1eefng khu v\u1ef1c c\u00f3 ch\u00ednh s\u00e1ch m\u00f4i tr\u01b0\u1eddng nghi\u00eam ng\u1eb7t.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p>B\u1ea1n c\u00f3 th\u1ec3 s\u1ea3n xu\u1ea5t th\u1ea1ch anh c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao t\u1eeb b\u1ed1n lo\u1ea1i qu\u1eb7ng ch\u00ednh:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0110\u00e1 pegmatit granit<\/li>\n\n\n\n<li>Th\u1ea1ch anh v\u00e2n<\/li>\n\n\n\n<li>\u0110\u00e1 th\u1ea1ch anh<\/li>\n\n\n\n<li>Tinh th\u1ec3 t\u1ef1 nhi\u00ean<\/li>\n<\/ul>\n\n\n\n<p>M\u1ed7i lo\u1ea1i qu\u1eb7ng \u0111\u1ec1u c\u00f3 c\u00e1c th\u00e0nh t\u1ea1o \u0111\u1ecba ch\u1ea5t, h\u1ed3 s\u01a1 t\u1ea1p ch\u1ea5t v\u00e0 l\u1ed9 tr\u00ecnh ch\u1ebf bi\u1ebfn ri\u00eang bi\u1ec7t. C\u00e1c ph\u01b0\u01a1ng ph\u00e1p m\u1edbi \u0111\u1ec3 lo\u1ea1i b\u1ecf t\u1ea1p ch\u1ea5t, \u0111\u1eb7c bi\u1ec7t l\u00e0 Al v\u00e0 Ti, cho ph\u00e9p ch\u00fang ta s\u1eed d\u1ee5ng c\u00e1c m\u1ecf t\u1eebng qu\u00e1 t\u1ed1n k\u00e9m, nh\u01b0 c\u00e1c m\u1ea1ch th\u1ee7y nhi\u1ec7t \u1edf Cameroon. C\u00e1c c\u00f4ng ty l\u00e2u \u0111\u1eddi nh\u01b0 Sibelco cho th\u1ea5y c\u00e1c c\u00f4ng ngh\u1ec7 tinh ch\u1ebf \u0111\u1ed9c quy\u1ec1n quan tr\u1ecdng nh\u01b0 th\u1ebf n\u00e0o \u0111\u1ec3 duy tr\u00ec v\u1ecb tr\u00ed d\u1eabn \u0111\u1ea7u th\u1ecb tr\u01b0\u1eddng. Ho\u1ea1t \u0111\u1ed9ng th\u0103m d\u00f2 trong t\u01b0\u01a1ng lai ph\u1ea3i t\u00ecm ra c\u00e1c m\u1ecf th\u1ea1ch anh v\u00e0 th\u1ea1ch anh m\u1ea1ch \u1edf nh\u1eefng khu v\u1ef1c \u00edt \u0111\u01b0\u1ee3c nghi\u00ean c\u1ee9u h\u01a1n. Ngo\u00e0i ra, ch\u00fang ta n\u00ean \u0111\u1ea7u t\u01b0 v\u00e0o c\u00e1c ph\u01b0\u01a1ng ph\u00e1p lo\u1ea1i b\u1ecf t\u1ea1p ch\u1ea5t gi\u00e1 r\u1ebb. \u0110i\u1ec1u n\u00e0y s\u1ebd gi\u00fap \u0111a d\u1ea1ng h\u00f3a chu\u1ed7i cung \u1ee9ng HPQ to\u00e0n c\u1ea7u.<\/p>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>Th\u1ea1ch anh c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao (HPQ) l\u00e0 silica (SiO\u2082) c\u00f3 \u0111\u1ed9 tinh khi\u1ebft t\u1eeb 99,95% tr\u1edf l\u00ean.<\/p>","protected":false},"author":1,"featured_media":0,"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":"disabled","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 center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1],"tags":[],"class_list":["post-3173","post","type-post","status-publish","format-standard","hentry","category-ultrafine-air-classifier"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>What kind of ore can produce high-purity quartz? - Quartz Grinding Production Line<\/title>\n<meta name=\"description\" content=\"High-purity quartz (HPQ) is silica (SiO\u2082) with a purity of 99.95% or more. 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