{"id":3611,"date":"2025-11-14T17:23:49","date_gmt":"2025-11-14T09:23:49","guid":{"rendered":"https:\/\/www.nonmetallic-ore.com\/?p=3611"},"modified":"2025-11-14T17:23:52","modified_gmt":"2025-11-14T09:23:52","slug":"classification-of-quartz-materials","status":"publish","type":"post","link":"https:\/\/www.nonmetallic-ore.com\/vi\/classification-of-quartz-materials\/","title":{"rendered":"Ph\u00e2n lo\u1ea1i v\u1eadt li\u1ec7u th\u1ea1ch anh"},"content":{"rendered":"<p>H\u00e0nh tr\u00ecnh c\u1ee7a th\u1ea1ch anh t\u1eeb m\u1ed9t kho\u00e1ng ch\u1ea5t th\u00f4 \u0111\u1ebfn m\u1ed9t v\u1eadt li\u1ec7u c\u00f4ng nghi\u1ec7p hi\u1ec7u su\u1ea5t cao b\u1eaft \u0111\u1ea7u b\u1eb1ng vi\u1ec7c nghi\u1ec1n \u0111\u00e1 th\u1ea1ch anh ch\u00ednh x\u00e1c v\u00e0 hi\u1ec3u bi\u1ebft s\u00e2u s\u1eafc v\u1ec1 c\u00e1c \u0111\u1eb7c t\u00ednh c\u01a1 b\u1ea3n c\u1ee7a n\u00f3. B\u00e0i vi\u1ebft n\u00e0y cung c\u1ea5p t\u1ed5ng quan chi ti\u1ebft v\u1ec1 ph\u00e2n lo\u1ea1i v\u1eadt li\u1ec7u th\u1ea1ch anh, c\u00e1c \u0111\u1eb7c t\u00ednh v\u1eadt l\u00fd v\u00e0 h\u00f3a h\u1ecdc ch\u00ednh, c\u0169ng nh\u01b0 c\u00e1c \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p \u0111a d\u1ea1ng c\u1ee7a n\u00f3, \u0111\u1ed3ng th\u1eddi l\u00e0m n\u1ed5i b\u1eadt l\u00fd do t\u1ea1i sao v\u1eadt li\u1ec7u n\u00e0y kh\u00f4ng th\u1ec3 thi\u1ebfu trong c\u00f4ng ngh\u1ec7 hi\u1ec7n \u0111\u1ea1i.<\/p>\n\n\n\n<p>V\u1eadt li\u1ec7u th\u1ea1ch anh c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i d\u1ef1a tr\u00ean tr\u1ea1ng th\u00e1i tinh th\u1ec3, \u0111\u1ed9 tinh khi\u1ebft v\u00e0 m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng. C\u00e1c h\u1ec7 th\u1ed1ng ph\u00e2n lo\u1ea1i ph\u1ed5 bi\u1ebfn nh\u01b0 sau:<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"700\" height=\"467\" src=\"https:\/\/www.nonmetallic-ore.com\/wp-content\/uploads\/2025\/06\/quartz-3.webp\" alt=\"th\u1ea1ch anh 3\" class=\"wp-image-3322\" srcset=\"https:\/\/www.nonmetallic-ore.com\/wp-content\/uploads\/2025\/06\/quartz-3.webp 700w, https:\/\/www.nonmetallic-ore.com\/wp-content\/uploads\/2025\/06\/quartz-3-300x200.webp 300w, https:\/\/www.nonmetallic-ore.com\/wp-content\/uploads\/2025\/06\/quartz-3-18x12.webp 18w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/figure>\n\n\n\n<p><strong>1. Theo tr\u1ea1ng th\u00e1i tinh th\u1ec3:<\/strong><\/p>\n\n\n\n<p>\u2022 Th\u1ea1ch anh tinh th\u1ec3: Tinh th\u1ec3 th\u1ea1ch anh t\u1ef1 nhi\u00ean c\u00f3 h\u00ecnh d\u1ea1ng h\u00ecnh h\u1ecdc \u0111\u1ec1u \u0111\u1eb7n, th\u01b0\u1eddng th\u1ea5y trong c\u00e1t th\u1ea1ch anh v\u00e0 \u0111\u00e1 th\u1ea1ch anh.<\/p>\n\n\n\n<p>\u2022 Th\u1ea1ch anh phi tinh th\u1ec3 (Silica\/Th\u1ee7y tinh th\u1ea1ch anh n\u00f3ng ch\u1ea3y): \u0110\u01b0\u1ee3c s\u1ea3n xu\u1ea5t b\u1eb1ng c\u00e1ch nung ch\u1ea3y qu\u1eb7ng th\u1ea1ch anh \u1edf nhi\u1ec7t \u0111\u1ed9 cao, lo\u1ea1i \u0111\u00e1 n\u00e0y kh\u00f4ng c\u00f3 c\u1ea5u tr\u00fac tinh th\u1ec3 t\u1ea7m xa, do \u0111\u00f3 c\u00f3 t\u00ednh \u0111\u1ed3ng nh\u1ea5t v\u00e0 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh cao.<\/p>\n\n\n\n<p><strong>2. B\u1eb1ng s\u1ef1 tinh khi\u1ebft:<\/strong><\/p>\n\n\n\n<p>\u2022 Th\u1ea1ch anh c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao: \u0110\u1ed9 tinh khi\u1ebft &gt;99,99%, th\u00edch h\u1ee3p cho c\u00e1c \u1ee9ng d\u1ee5ng nghi\u00ean c\u1ee9u khoa h\u1ecdc, \u0111i\u1ec7n t\u1eed v\u00e0 quang h\u1ecdc.<\/p>\n\n\n\n<p>\u2022 Th\u1ea1ch anh c\u1ea5p luy\u1ec7n kim: \u0110\u1ed9 tinh khi\u1ebft kho\u1ea3ng 90%, ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong luy\u1ec7n kim v\u00e0 x\u00e2y d\u1ef1ng.<\/p>\n\n\n\n<p>\u2022 Th\u1ea1ch anh ti\u00eau chu\u1ea9n: \u0110\u1ed9 tinh khi\u1ebft d\u01b0\u1edbi 90%, \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c s\u1ea3n ph\u1ea9m h\u00e0ng ng\u00e0y.<\/p>\n\n\n\n<p><strong>3. Theo \u0111\u01a1n \u0111\u0103ng k\u00fd:<\/strong><\/p>\n\n\n\n<p>\u2022 Th\u1ea1ch anh quang h\u1ecdc: Th\u1ea1ch anh c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao d\u00f9ng \u0111\u1ec3 s\u1ea3n xu\u1ea5t th\u1ea5u k\u00ednh, l\u0103ng k\u00ednh v\u00e0 s\u1ee3i quang.<\/p>\n\n\n\n<p>\u2022 Th\u1ea1ch anh \u00e1p \u0111i\u1ec7n: Th\u1ea1ch anh c\u00f3 hi\u1ec7u \u1ee9ng \u00e1p \u0111i\u1ec7n, \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho c\u1ea3m bi\u1ebfn v\u00e0 b\u1ed9 dao \u0111\u1ed9ng.<\/p>\n\n\n\n<p>\u2022 Th\u1ea1ch anh \u0111i\u1ec7n t\u1eed: Th\u1ea1ch anh c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao d\u00f9ng cho c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed v\u00e0 v\u1eadt li\u1ec7u c\u00e1ch \u0111i\u1ec7n.<\/p>\n\n\n\n<p><strong>C\u00e1c th\u00f4ng s\u1ed1 v\u1eadt l\u00fd ch\u00ednh c\u1ee7a v\u1eadt li\u1ec7u th\u1ea1ch anh<\/strong><\/p>\n\n\n\n<p>C\u00e1c th\u00f4ng s\u1ed1 v\u1eadt l\u00fd c\u1ee7a th\u1ea1ch anh \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn hi\u1ec7u su\u1ea5t v\u00e0 \u1ee9ng d\u1ee5ng c\u1ee7a n\u00f3. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 th\u00f4ng s\u1ed1 quan tr\u1ecdng:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>Tham s\u1ed1&nbsp;<\/td><td>Th\u1ea1ch anh tinh th\u1ec3&nbsp;<\/td><td>Th\u1ee7y tinh th\u1ea1ch anh (Silicon nung ch\u1ea3y)&nbsp;<\/td><\/tr><tr><td>M\u1eadt \u0111\u1ed9 (\u03c1)&nbsp;<\/td><td>~2,65 g\/cm\u00b3&nbsp;<\/td><td>~2,2 g\/cm\u00b3&nbsp;<\/td><\/tr><tr><td>H\u1ec7 s\u1ed1 gi\u00e3n n\u1edf nhi\u1ec7t (\u03b1)&nbsp;<\/td><td>~0,28 x 10\u207b\u2076\/K (RT)&nbsp;<\/td><td>~0,55 x 10\u207b\u2076\/K (RT)&nbsp;<\/td><\/tr><tr><td>Chi\u1ebft su\u1ea5t (\u03b7)&nbsp;<\/td><td>&#8211;&nbsp;<\/td><td>1.46 (\u00c1nh s\u00e1ng nh\u00ecn th\u1ea5y \u0111\u01b0\u1ee3c)&nbsp;<\/td><\/tr><tr><td>\u0110i\u1ec7n tr\u1edf su\u1ea5t (\u03c1)&nbsp;<\/td><td>&#8211;&nbsp;<\/td><td>\u22651,0 x 10\u00b9\u2074 \u03a9\u00b7cm<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>T\u00f3m l\u1ea1i, nh\u1eefng \u0111\u1eb7c t\u00ednh \u0111\u1ed9c \u0111\u00e1o c\u1ee7a th\u1ea1ch anh mang l\u1ea1i tri\u1ec3n v\u1ecdng \u1ee9ng d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00f4ng ngh\u1ec7 v\u00e0 c\u00f4ng nghi\u1ec7p. Vi\u1ec7c hi\u1ec3u s\u00e2u h\u01a1n v\u1ec1 nh\u1eefng \u0111\u1eb7c t\u00ednh n\u00e0y v\u00e0 li\u00ean t\u1ee5c c\u1ea3i ti\u1ebfn quy tr\u00ecnh tinh ch\u1ebf s\u1ebd m\u1edf r\u1ed9ng h\u01a1n n\u1eefa ph\u1ea1m vi \u1ee9ng d\u1ee5ng c\u1ee7a n\u00f3, th\u00fac \u0111\u1ea9y s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a v\u1eadt li\u1ec7u m\u1edbi.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">1 T\u00ednh ch\u1ea5t l\u00fd h\u00f3a c\u1ee7a th\u1ea1ch anh t\u1ef1 nhi\u00ean v\u00e0 th\u1ea1ch anh t\u1ed5ng h\u1ee3p<\/h2>\n\n\n\n<p>Th\u1ea1ch anh l\u00e0 m\u1ed9t kho\u00e1ng ch\u1ea5t h\u00f3a h\u1ecdc ph\u1ed5 bi\u1ebfn \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 cao nh\u1edd t\u00ednh \u1ed5n \u0111\u1ecbnh l\u00fd h\u00f3a tuy\u1ec7t v\u1eddi, d\u1eabn \u0111\u1ebfn vi\u1ec7c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong \u0111i\u1ec7n t\u1eed, quang h\u1ecdc v\u00e0 x\u00e2y d\u1ef1ng. D\u1ef1a tr\u00ean ngu\u1ed3n g\u1ed1c, th\u1ea1ch anh ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i l\u00e0 t\u1ef1 nhi\u00ean ho\u1eb7c t\u1ed5ng h\u1ee3p, c\u00f3 nhi\u1ec1u \u0111i\u1ec3m t\u01b0\u01a1ng \u0111\u1ed3ng nh\u01b0ng c\u0169ng c\u00f3 nh\u1eefng kh\u00e1c bi\u1ec7t quan tr\u1ecdng.<\/p>\n\n\n\n<p><strong>1. T\u00ednh ch\u1ea5t v\u1eadt l\u00fd:<\/strong><\/p>\n\n\n\n<p>\u2022 C\u1ea5u tr\u00fac tinh th\u1ec3: C\u1ea3 th\u1ea1ch anh t\u1ef1 nhi\u00ean v\u00e0 t\u1ed5ng h\u1ee3p \u0111\u1ec1u ch\u1ee7 y\u1ebfu l\u00e0 \u03b1-SiO\u2082 (th\u1ea1ch anh nhi\u1ec7t \u0111\u1ed9 th\u1ea5p) v\u1edbi h\u1ec7 tinh th\u1ec3 tam ph\u01b0\u01a1ng. \u1ede nhi\u1ec7t \u0111\u1ed9 cao (&gt;870\u00b0C), n\u00f3 chuy\u1ec3n \u0111\u1ed5i thu\u1eadn ngh\u1ecbch th\u00e0nh \u03b2-SiO\u2082 (th\u1ea1ch anh nhi\u1ec7t \u0111\u1ed9 cao) v\u1edbi c\u1ea5u tr\u00fac l\u1ee5c ph\u01b0\u01a1ng.<\/p>\n\n\n\n<p>\u2022 T\u00ednh ch\u1ea5t quang h\u1ecdc: Th\u1ea1ch anh c\u00f3 c\u00e1c t\u00ednh ch\u1ea5t quang h\u1ecdc tuy\u1ec7t v\u1eddi, bao g\u1ed3m \u0111\u1ed9 truy\u1ec1n s\u00e1ng cao, h\u1ec7 s\u1ed1 h\u1ea5p th\u1ee5 th\u1ea5p v\u00e0 hi\u1ec7u \u1ee9ng phi tuy\u1ebfn t\u00ednh. Ph\u1ea1m vi truy\u1ec1n s\u00e1ng c\u1ee7a n\u00f3 tr\u1ea3i d\u00e0i t\u1eeb tia UV \u0111\u1ebfn h\u1ed3ng ngo\u1ea1i (~220 nm \u0111\u1ebfn ~2450 nm).<\/p>\n\n\n\n<p>\u2022 T\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc: \u0110\u1ed9 c\u1ee9ng cao (Mohs 7), m\u00f4 \u0111un \u0111\u00e0n h\u1ed3i cao v\u00e0 c\u01b0\u1eddng \u0111\u1ed9 n\u00e9n t\u1ed1t, gi\u00fap ch\u1ed1ng ch\u1ecbu \u1ee9ng su\u1ea5t v\u00e0 m\u00e0i m\u00f2n.<\/p>\n\n\n\n<p>\u2022 T\u00ednh ch\u1ea5t nhi\u1ec7t: \u0110\u1ed9 \u1ed5n \u0111\u1ecbnh nhi\u1ec7t tuy\u1ec7t v\u1eddi v\u00e0 l\u00e0 m\u1ed9t trong nh\u1eefng h\u1ec7 s\u1ed1 gi\u00e3n n\u1edf nhi\u1ec7t th\u1ea5p nh\u1ea5t trong s\u1ed1 c\u00e1c oxit (~5,5\u00d710\u207b\u2077\/K trong kho\u1ea3ng 20-200\u00b0C), \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh v\u1ec1 k\u00edch th\u01b0\u1edbc \u1edf nhi\u1ec7t \u0111\u1ed9 cao.<\/p>\n\n\n\n<p><strong>2. T\u00ednh ch\u1ea5t h\u00f3a h\u1ecdc:<\/strong><\/p>\n\n\n\n<p>C\u1ea3 hai lo\u1ea1i \u0111\u1ec1u c\u00f3 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh h\u00f3a h\u1ecdc cao nh\u1edd li\u00ean k\u1ebft Si-O m\u1ea1nh. Tuy nhi\u00ean, ch\u00fang c\u00f3 th\u1ec3 b\u1ecb \u0103n m\u00f2n b\u1edfi c\u00e1c t\u00e1c nh\u00e2n m\u1ea1nh nh\u01b0 axit flohydric (HF), theo ph\u1ea3n \u1ee9ng sau:<\/p>\n\n\n\n<p>SiO\u2082 + 4HF \u2192 SiF\u2084 + 2H\u2082O<\/p>\n\n\n\n<p>Th\u1ea1ch anh t\u1ed5ng h\u1ee3p, do c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao h\u01a1n, th\u01b0\u1eddng c\u00f3 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh h\u00f3a h\u1ecdc v\u01b0\u1ee3t tr\u1ed9i.<\/p>\n\n\n\n<p><strong>3. Silica n\u00f3ng ch\u1ea3y (Th\u1ee7y tinh th\u1ea1ch anh)<\/strong><\/p>\n\n\n\n<p>D\u1ea1ng kh\u00f4ng k\u1ebft tinh n\u00e0y \u0111\u01b0\u1ee3c t\u1ea1o ra b\u1eb1ng c\u00e1ch nung ch\u1ea3y v\u00e0 l\u00e0m ngu\u1ed9i nhanh th\u1ea1ch anh, c\u00f3 nh\u1eefng \u0111\u1eb7c t\u00ednh ri\u00eang bi\u1ec7t:<\/p>\n\n\n\n<p>\u2022 \u0110\u1ed9 truy\u1ec1n s\u00e1ng cao h\u01a1n: Do kh\u00f4ng c\u00f3 ranh gi\u1edbi h\u1ea1t t\u00e1n x\u1ea1 \u00e1nh s\u00e1ng.<\/p>\n\n\n\n<p>\u2022 \u0110\u1ed9 b\u1ec1n c\u01a1 h\u1ecdc th\u1ea5p h\u01a1n: Thi\u1ebfu c\u1ea5u tr\u00fac tinh th\u1ec3 gia c\u1ed1.<\/p>\n\n\n\n<p>\u2022 \u0110\u1ed9 d\u1eabn nhi\u1ec7t cao h\u01a1n: Kh\u00f4ng c\u00f3 ranh gi\u1edbi h\u1ea1t c\u1ea3n tr\u1edf d\u00f2ng nhi\u1ec7t.<\/p>\n\n\n\n<p>B\u1ea5t ch\u1ea5p nh\u1eefng kh\u00e1c bi\u1ec7t n\u00e0y, n\u00f3 v\u1eabn gi\u1eef \u0111\u01b0\u1ee3c \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh cao, \u0111\u1ed9 gi\u00e3n n\u1edf nhi\u1ec7t th\u1ea5p v\u00e0 \u0111i\u1ec3m n\u00f3ng ch\u1ea3y cao.<\/p>\n\n\n\n<p>Th\u1ea1ch anh t\u1ed5ng h\u1ee3p \u0111\u01b0\u1ee3c \u01b0a chu\u1ed9ng cho c\u00e1c \u1ee9ng d\u1ee5ng c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao nh\u01b0 laser v\u00e0 c\u1ea3m bi\u1ebfn quang h\u1ecdc, trong khi silica n\u00f3ng ch\u1ea3y l\u00fd t\u01b0\u1edfng cho m\u00f4i tr\u01b0\u1eddng nhi\u1ec7t \u0111\u1ed9 cao, ch\u00e2n kh\u00f4ng cao v\u00e0 \u0103n m\u00f2n.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">2. Ph\u00e2n t\u00edch c\u1ea5u tr\u00fac v\u00e0 d\u1ea1ng tinh th\u1ec3 c\u1ee7a v\u1eadt li\u1ec7u th\u1ea1ch anh<\/h2>\n\n\n\n<p>T\u00ednh \u0111\u1ed1i x\u1ee9ng m\u1ea1ng v\u00e0 t\u00ednh d\u1ecb h\u01b0\u1edbng c\u1ee7a th\u1ea1ch anh r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 hi\u1ec3u c\u00e1c t\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc, quang h\u1ecdc v\u00e0 \u0111i\u1ec7n c\u1ee7a n\u00f3.<\/p>\n\n\n\n<p><strong>\u2022 Th\u1ea1ch anh \u03b1<\/strong>&nbsp;(Th\u1ea1ch anh th\u00f4ng th\u01b0\u1eddng): D\u1ea1ng ph\u1ed5 bi\u1ebfn nh\u1ea5t. Nh\u00f3m kh\u00f4ng gian P3\u208121. C\u00f3 m\u1ea1ng l\u01b0\u1edbi li\u00ean t\u1ee5c c\u00e1c t\u1ee9 di\u1ec7n [SiO\u2084] \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i th\u00f4ng qua g\u00f3c chung, t\u1ea1o th\u00e0nh c\u1ea5u tr\u00fac tinh th\u1ec3 l\u1ee5c gi\u00e1c.<\/p>\n\n\n\n<p><strong>\u2022 Th\u1ea1ch anh \u03b2<\/strong>: T\u1ed3n t\u1ea1i \u1edf nhi\u1ec7t \u0111\u1ed9 cao. Nh\u00f3m kh\u00f4ng gian C2\/m (\u0111\u01a1n nghi\u00eang). C\u1ea5u tr\u00fac c\u1ee7a n\u00f3 h\u1ed7n lo\u1ea1n h\u01a1n so v\u1edbi th\u1ea1ch anh \u03b1.<\/p>\n\n\n\n<p>\u2022 <strong>\u03b3-Th\u1ea1ch anh:<\/strong>&nbsp;M\u1ed9t d\u1ea1ng \u0111a h\u00ecnh tam gi\u00e1c hi\u1ebfm g\u1eb7p (nh\u00f3m kh\u00f4ng gian P3) v\u1edbi c\u1ea5u tr\u00fac m\u1ea1ng tinh th\u1ec3 ph\u1ee9c t\u1ea1p h\u01a1n, bao g\u1ed3m ba \u0111\u01a1n v\u1ecb t\u1ee9 di\u1ec7n. N\u00f3 ph\u1ed5 bi\u1ebfn h\u01a1n trong m\u00f4i tr\u01b0\u1eddng t\u1ed5ng h\u1ee3p.<\/p>\n\n\n\n<p>C\u00e1c k\u1ef9 thu\u1eadt ti\u00ean ti\u1ebfn nh\u01b0 HRTEM, XRD v\u00e0 SEM \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ph\u00e2n t\u00edch chu k\u1ef3 m\u1ea1ng, khuy\u1ebft t\u1eadt v\u00e0 v\u1ebft n\u1ee9t nh\u1ecf, cung c\u1ea5p c\u01a1 s\u1edf l\u00fd thuy\u1ebft \u0111\u1ec3 thi\u1ebft k\u1ebf c\u00e1c v\u1eadt li\u1ec7u th\u1ea1ch anh m\u1edbi c\u00f3 c\u00e1c \u0111\u1eb7c t\u00ednh ph\u00f9 h\u1ee3p.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">3 Ph\u00e2n lo\u1ea1i c\u00f4ng nghi\u1ec7p v\u00e0 k\u1ecbch b\u1ea3n \u1ee9ng d\u1ee5ng<\/h2>\n\n\n\n<p>Trong c\u00f4ng nghi\u1ec7p, th\u1ea1ch anh \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i d\u1ef1a tr\u00ean th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc, h\u00e0m l\u01b0\u1ee3ng t\u1ea1p ch\u1ea5t v\u00e0 t\u00ednh ch\u1ea5t v\u1eadt l\u00fd, \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn \u1ee9ng d\u1ee5ng v\u00e0 gi\u00e1 tr\u1ecb c\u1ee7a n\u00f3.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1. Ph\u00e2n lo\u1ea1i c\u00f4ng nghi\u1ec7p:<\/h3>\n\n\n\n<p>S\u1ef1 ph\u00e2n chia ch\u00ednh l\u00e0 gi\u1eefa th\u1ea1ch anh t\u1ef1 nhi\u00ean (v\u00ed d\u1ee5: silica, \u0111\u00e1 l\u1eeda, th\u1ea1ch anh t\u00edm) v\u00e0 th\u1ea1ch anh t\u1ed5ng h\u1ee3p. Th\u1ea1ch anh t\u1ed5ng h\u1ee3p \u0111\u01b0\u1ee3c chia th\u00e0nh:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>Lo\u1ea1i<\/td><td>Th\u00e0nh ph\u1ea7n ch\u00ednh<\/td><td>H\u00e0m l\u01b0\u1ee3ng t\u1ea1p ch\u1ea5t (%)<\/td><td>K\u00edch th\u01b0\u1edbc h\u1ea1t t\u1ea1p ch\u1ea5t (\u03bcm)<\/td><td>\u0110\u1eb7c \u0111i\u1ec3m ch\u00ednh<\/td><\/tr><tr><td>Silica\/Th\u1ea1ch anh<\/td><td>SiO\u2082<\/td><td>&lt; 1<\/td><td>0.1 &#8211; 100<\/td><td>\u0110\u1ed9 truy\u1ec1n s\u00e1ng t\u1ed1t, \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh h\u00f3a h\u1ecdc cao, h\u1ec7 s\u1ed1 gi\u00e3n n\u1edf nhi\u1ec7t th\u1ea5p<\/td><\/tr><tr><td>\u0110\u00e1 l\u1eeda<\/td><td>SiO\u2082<\/td><td>1 &#8211; 5<\/td><td>\u0110a d\u1ea1ng<\/td><td>\u0110\u1ed9 b\u1ec1n c\u01a1 h\u1ecdc cao, nh\u01b0ng kh\u1ea3 n\u0103ng truy\u1ec1n s\u00e1ng k\u00e9m<\/td><\/tr><tr><td>Th\u1ea1ch anh t\u00edm<\/td><td>SiO\u2082<\/td><td>D\u1ea5u v\u1ebft<\/td><td>\u0110a d\u1ea1ng<\/td><td>Th\u1ec3 hi\u1ec7n t\u00ednh ch\u1ea5t \u00e1p \u0111i\u1ec7n v\u00e0 b\u00e1n d\u1eabn; \u0111\u1ed9 nh\u1ea1y h\u01b0 h\u1ecfng quang h\u1ecdc cao<\/td><\/tr><tr><td>Th\u1ee7y tinh th\u1ea1ch anh (Silicon nung ch\u1ea3y)<\/td><td>SiO\u2082 (\u2265 99,99%)<\/td><td>R\u1ea5t th\u1ea5p<\/td><td>1 &#8211; 10,000<\/td><td>\u0110\u1ed9 truy\u1ec1n s\u00e1ng cao, \u0111\u1ed9 tinh khi\u1ebft cao, \u0111\u1ed9 gi\u00e3n n\u1edf nhi\u1ec7t th\u1ea5p, kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n v\u00e0 ch\u1ecbu nhi\u1ec7t \u0111\u1ed9 cao<\/td><\/tr><tr><td>Th\u1ee7y tinh th\u1ea1ch anh pha t\u1ea1p<\/td><td>SiO\u2082 + C\u00e1c nguy\u00ean t\u1ed1 pha t\u1ea1p<\/td><td>R\u1ea5t th\u1ea5p<\/td><td>1 &#8211; 10,000<\/td><td>S\u1ef1 \u0111a d\u1ea1ng v\u1ec1 ch\u1ee9c n\u0103ng, v\u00ed d\u1ee5 nh\u01b0 m\u00e0u s\u1eafc, l\u1ecdc IR, m\u00f4i tr\u01b0\u1eddng laser<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u2022 <strong>Th\u1ee7y tinh th\u1ea1ch anh (Silicon nung ch\u1ea3y)<\/strong>: \u0110\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn v\u1edbi \u0111\u1ed9 tinh khi\u1ebft cao v\u00e0 t\u00ednh ch\u1ea5t l\u00fd h\u00f3a tuy\u1ec7t v\u1eddi.<\/p>\n\n\n\n<p>\u2022 <strong>Th\u1ea1ch anh tinh th\u1ec3 t\u1ed5ng h\u1ee3p:<\/strong>&nbsp;\u0110\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 cao v\u00ec hi\u1ec7u \u1ee9ng \u00e1p \u0111i\u1ec7n v\u00e0 nhi\u1ec7t \u0111i\u1ec7n.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">2. C\u00e1c t\u00ecnh hu\u1ed1ng \u1ee9ng d\u1ee5ng:<\/h3>\n\n\n\n<p>(1) Th\u1ee7y tinh th\u1ea1ch anh (Silicon nung ch\u1ea3y)<\/p>\n\n\n\n<p>\u2022 Vi\u1ec5n th\u00f4ng: V\u1eadt li\u1ec7u ch\u00ednh \u0111\u1ec3 ch\u1ebf t\u1ea1o s\u1ee3i quang, cho ph\u00e9p truy\u1ec1n d\u1eef li\u1ec7u b\u0103ng th\u00f4ng cao, \u00edt hao h\u1ee5t.<\/p>\n\n\n\n<p>\u2022 Quang h\u1ecdc: \u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng cho th\u1ea5u k\u00ednh, l\u0103ng k\u00ednh, c\u1eeda s\u1ed5 v\u00e0 b\u1ed9 l\u1ecdc trong c\u00e1c thi\u1ebft b\u1ecb nh\u01b0 k\u00ednh thi\u00ean v\u0103n, k\u00ednh hi\u1ec3n vi v\u00e0 tia laser do kh\u1ea3 n\u0103ng truy\u1ec1n d\u1eabn cao tr\u00ean m\u1ed9t ph\u1ed5 r\u1ed9ng.<\/p>\n\n\n\n<p>\u2022 \u0110i\u1ec7n t\u1eed: L\u00e0 v\u1eadt li\u1ec7u ch\u00ednh cho c\u00e1c linh ki\u1ec7n trong \u1ed1ng electron, ch\u1ea5t c\u00e1ch \u0111i\u1ec7n v\u00e0 \u0111\u1ebf dao \u0111\u1ed9ng tinh th\u1ec3 do c\u00f3 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh nhi\u1ec7t v\u00e0 c\u00e1ch \u0111i\u1ec7n tuy\u1ec7t v\u1eddi.<\/p>\n\n\n\n<p>\u2022 H\u00e0ng ti\u00eau d\u00f9ng: C\u00f3 trong c\u1eeda s\u1ed5 l\u00f2 n\u01b0\u1edbng, n\u1ed3i ph\u1ea3n \u1ee9ng nhi\u1ec7t \u0111\u1ed9 cao v\u00e0 thi\u1ebft b\u1ecb kh\u1eed tr\u00f9ng y t\u1ebf.<\/p>\n\n\n\n<p>(2) Th\u1ea1ch anh tinh th\u1ec3<\/p>\n\n\n\n<p>\u2022 \u0110i\u1ec7n t\u1eed: Hi\u1ec7u \u1ee9ng \u00e1p \u0111i\u1ec7n \u0111\u01b0\u1ee3c khai th\u00e1c \u0111\u1ec3 t\u1ea1o ra c\u00e1c th\u00e0nh ph\u1ea7n thi\u1ebft y\u1ebfu nh\u01b0 b\u1ed9 dao \u0111\u1ed9ng tinh th\u1ec3 v\u00e0 b\u1ed9 c\u1ed9ng h\u01b0\u1edfng, cung c\u1ea5p th\u1eddi gian ch\u00ednh x\u00e1c trong \u0111i\u1ec7n tho\u1ea1i, m\u00e1y t\u00ednh v\u00e0 c\u00e1c thi\u1ebft b\u1ecb truy\u1ec1n th\u00f4ng.<\/p>\n\n\n\n<p>\u2022 C\u1ea3m bi\u1ebfn: Hi\u1ec7u \u1ee9ng nhi\u1ec7t \u0111i\u1ec7n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c c\u1ea3m bi\u1ebfn nhi\u1ec7t v\u00e0 h\u1ed3ng ngo\u1ea1i \u0111\u1ec3 \u0111o nhi\u1ec7t \u0111\u1ed9 v\u00e0 h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n.<\/p>\n\n\n\n<p>\u2022 N\u0103ng l\u01b0\u1ee3ng: \u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng trong g\u1ed1m \u00e1p \u0111i\u1ec7n cho c\u00e1c \u1ee9ng d\u1ee5ng thu n\u0103ng l\u01b0\u1ee3ng (chuy\u1ec3n \u0111\u1ed5i n\u0103ng l\u01b0\u1ee3ng c\u01a1 h\u1ecdc th\u00e0nh n\u0103ng l\u01b0\u1ee3ng \u0111i\u1ec7n).<\/p>\n\n\n\n<p>Vi\u1ec7c ph\u00e2n lo\u1ea1i th\u1ea1ch anh theo c\u00f4ng nghi\u1ec7p g\u1eafn li\u1ec1n ch\u1eb7t ch\u1ebd v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng c\u1ee7a n\u00f3. Khi c\u00f4ng ngh\u1ec7 ph\u00e1t tri\u1ec3n, nhu c\u1ea7u v\u1ec1 v\u1eadt li\u1ec7u th\u1ea1ch anh hi\u1ec7u su\u1ea5t cao h\u01a1n s\u1ebd ti\u1ebfp t\u1ee5c th\u00fac \u0111\u1ea9y s\u1ef1 \u0111\u1ed5i m\u1edbi trong quy tr\u00ecnh tinh ch\u1ebf v\u00e0 ph\u00e1t tri\u1ec3n v\u1eadt li\u1ec7u m\u1edbi.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Thi\u1ebft b\u1ecb c\u1ee7a Epic Powder \u0111\u1ec3 nghi\u1ec1n th\u1ea1ch anh<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">D\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t m\u00e1y nghi\u1ec1n bi v\u00e0 m\u00e1y ph\u00e2n lo\u1ea1i canxi cacbonat<\/h3>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img decoding=\"async\" width=\"887\" height=\"664\" src=\"https:\/\/www.nonmetallic-ore.com\/wp-content\/uploads\/2025\/11\/image.png\" alt=\"\" class=\"wp-image-3613\" style=\"width:705px;height:auto\" srcset=\"https:\/\/www.nonmetallic-ore.com\/wp-content\/uploads\/2025\/11\/image.png 887w, https:\/\/www.nonmetallic-ore.com\/wp-content\/uploads\/2025\/11\/image-300x225.png 300w, https:\/\/www.nonmetallic-ore.com\/wp-content\/uploads\/2025\/11\/image-768x575.png 768w, https:\/\/www.nonmetallic-ore.com\/wp-content\/uploads\/2025\/11\/image-16x12.png 16w\" sizes=\"(max-width: 887px) 100vw, 887px\" \/><\/figure>\n\n\n\n<p>D\u00e2y chuy\u1ec1n x\u1eed l\u00fd ti\u00eau chu\u1ea9n qu\u1ed1c t\u1ebf, \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng v\u1edbi m\u00e1y ph\u00e2n lo\u1ea1i, c\u00f3 th\u1ec3 t\u1ea1o ra c\u00e1c s\u1ea3n ph\u1ea9m c\u00f3 nhi\u1ec1u k\u00edch c\u1ee1 h\u1ea1t c\u00f9ng m\u1ed9t l\u00fac.<\/p>\n\n\n\n<p><strong>\u0110\u1eb7c tr\u01b0ng:<br><\/strong>Vi\u1ec7c ki\u1ec3m so\u00e1t k\u00edch th\u01b0\u1edbc h\u1ea1t c\u1ee7a s\u1ea3n ph\u1ea9m r\u1ea5t linh ho\u1ea1t, thi\u1ebft k\u1ebf \u0111\u1eb7c bi\u1ec7t \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng \u0111\u1ec3 gi\u1ea3m ti\u1ebfng \u1ed3n v\u00e0 kh\u00ed th\u1ea3i; \u0110i\u1ec1u khi\u1ec3n t\u1ef1 \u0111\u1ed9ng, d\u1ec5 v\u1eadn h\u00e0nh, Theo quy m\u00f4 \u0111\u1ea7u t\u01b0, n\u00f3 cung c\u1ea5p s\u01a1 \u0111\u1ed3 t\u00f9y ch\u1ec9nh \u0111\u01b0\u1ee3c c\u00e1 nh\u00e2n h\u00f3a v\u00e0 cung c\u1ea5p c\u00e1c d\u1ecbch v\u1ee5 gi\u00e1 tr\u1ecb gia t\u0103ng.<\/p>\n\n\n\n<p><strong>\u1ee8ng d\u1ee5ng:<br><\/strong>Canxi cacbonat (canxi, \u0111\u00e1 c\u1ea9m th\u1ea1ch, \u0111\u00e1 v\u00f4i, \u0111\u00e1 ph\u1ea5n), th\u1ea1ch anh, zircon, paillit, barit, kaolin, dolomit, magnesit, alumina, xi m\u0103ng si\u00eau m\u1ecbn, x\u1ec9, x\u1ec9 th\u00e9p.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">M\u00e1y ph\u00e2n lo\u1ea1i kh\u00f4ng kh\u00ed ngang<\/h3>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img decoding=\"async\" width=\"600\" height=\"450\" src=\"https:\/\/www.nonmetallic-ore.com\/wp-content\/uploads\/2025\/11\/image-1.png\" alt=\"\" class=\"wp-image-3614\" style=\"width:728px;height:auto\" srcset=\"https:\/\/www.nonmetallic-ore.com\/wp-content\/uploads\/2025\/11\/image-1.png 600w, https:\/\/www.nonmetallic-ore.com\/wp-content\/uploads\/2025\/11\/image-1-300x225.png 300w, https:\/\/www.nonmetallic-ore.com\/wp-content\/uploads\/2025\/11\/image-1-16x12.png 16w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/figure>\n\n\n\n<p>\u0110\u1eb7c tr\u01b0ng:<br>T\u1ed1c \u0111\u1ed9 cao, c\u1eaft \u0111\u1ec9nh ch\u00ednh x\u00e1c; quy tr\u00ecnh s\u1ea3n xu\u1ea5t s\u1ea1ch; H\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n ch\u01b0\u01a1ng tr\u00ecnh, d\u1ec5 \u0111i\u1ec1u ch\u1ec9nh v\u00e0 v\u1eadn h\u00e0nh.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u1ee8ng d\u1ee5ng:<br>\u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00f4ng nghi\u1ec7p kho\u00e1ng s\u1ea3n (\u0111\u1eb7c bi\u1ec7t th\u00edch h\u1ee3p \u0111\u1ec3 ph\u00e2n lo\u1ea1i c\u00e1c s\u1ea3n ph\u1ea9m phi kho\u00e1ng ch\u1ea5t nh\u01b0 canxi cacbonat, cao lanh, th\u1ea1ch anh, ho\u1ea1t th\u1ea1ch, mica), luy\u1ec7n kim, m\u00e0i m\u00f2n, g\u1ed1m s\u1ee9, v\u1eadt li\u1ec7u ch\u1ecbu l\u1eeda, y h\u1ecdc, thu\u1ed1c tr\u1eeb s\u00e2u, th\u1ef1c ph\u1ea9m, s\u1ea3n ph\u1ea9m ch\u0103m s\u00f3c s\u1ee9c kh\u1ecfe, v\u1eadt li\u1ec7u m\u1edbi, v.v. ..<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><mark style=\"background-color:rgba(0, 0, 0, 0);color:#cf2e2e\" class=\"has-inline-color\">B\u1ed9t Epic<\/mark><\/h2>\n\n\n\n<p>Con \u0111\u01b0\u1eddng t\u1eeb th\u1ea1ch anh th\u00f4 \u0111\u1ebfn v\u1eadt li\u1ec7u c\u00f4ng nghi\u1ec7p ti\u00ean ti\u1ebfn \u0111\u00f2i h\u1ecfi \u0111\u1ed9 ch\u00ednh x\u00e1c \u1edf m\u1ecdi giai \u0111o\u1ea1n, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong qu\u00e1 tr\u00ecnh nghi\u1ec1n v\u00e0 ph\u00e2n lo\u1ea1i \u0111\u00e1 th\u1ea1ch anh quan tr\u1ecdng. <a href=\"https:\/\/www.nonmetallic-ore.com\/vi\/machines\/\">B\u1ed9t Epic<\/a> cung c\u1ea5p c\u00e1c gi\u1ea3i ph\u00e1p nghi\u1ec1n v\u00e0 \u0111\u1ecbnh c\u1ee1 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 x\u1eed l\u00fd \u0111\u1ed9 c\u1ee9ng c\u1ef1c cao c\u1ee7a th\u1ea1ch anh, \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 tinh khi\u1ebft cao, ph\u00e2n ph\u1ed1i k\u00edch th\u01b0\u1edbc h\u1ea1t ch\u00ednh x\u00e1c v\u00e0 n\u0103ng su\u1ea5t t\u1ed1i \u01b0u cho \u1ee9ng d\u1ee5ng c\u1ee5 th\u1ec3 c\u1ee7a b\u1ea1n. T\u1ed1i \u0111a h\u00f3a hi\u1ec7u su\u1ea5t v\u00e0 gi\u00e1 tr\u1ecb s\u1ea3n ph\u1ea9m c\u1ee7a b\u1ea1n b\u1eb1ng c\u00e1ch h\u1ee3p t\u00e1c v\u1edbi Epic Powder \u2013 n\u01a1i c\u00f4ng ngh\u1ec7 nghi\u1ec1n ti\u00ean ti\u1ebfn k\u1ebft h\u1ee3p chuy\u00ean m\u00f4n \u0111\u00e3 \u0111\u01b0\u1ee3c ch\u1ee9ng minh trong l\u0129nh v\u1ef1c ch\u1ebf bi\u1ebfn kho\u00e1ng s\u1ea3n. H\u00e3y \u0111\u1ec3 ch\u00fang t\u00f4i gi\u00fap b\u1ea1n t\u1ed1i \u01b0u h\u00f3a s\u1ea3n xu\u1ea5t v\u1eadt li\u1ec7u th\u1ea1ch anh; h\u00e3y li\u00ean h\u1ec7 v\u1edbi chuy\u00ean gia c\u1ee7a ch\u00fang t\u00f4i ngay h\u00f4m nay \u0111\u1ec3 \u0111\u01b0\u1ee3c t\u01b0 v\u1ea5n gi\u1ea3i ph\u00e1p t\u00f9y ch\u1ec9nh.<\/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=\"602\" height=\"602\" src=\"https:\/\/www.nonmetallic-ore.com\/wp-content\/uploads\/2025\/11\/Mr-Wang.webp\" alt=\"\" class=\"wp-image-3612\" style=\"width:176px;height:auto\" srcset=\"https:\/\/www.nonmetallic-ore.com\/wp-content\/uploads\/2025\/11\/Mr-Wang.webp 602w, https:\/\/www.nonmetallic-ore.com\/wp-content\/uploads\/2025\/11\/Mr-Wang-300x300.webp 300w, https:\/\/www.nonmetallic-ore.com\/wp-content\/uploads\/2025\/11\/Mr-Wang-150x150.webp 150w, https:\/\/www.nonmetallic-ore.com\/wp-content\/uploads\/2025\/11\/Mr-Wang-12x12.webp 12w\" sizes=\"(max-width: 602px) 100vw, 602px\" \/><\/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 EPIC Powder n\u1ebfu c\u00f3 b\u1ea5t k\u1ef3 th\u1eafc m\u1eafc n\u00e0o kh\u00e1c.<\/p>\n<cite>                                                                                                                                            \u2014 \u0110\u0103ng b\u1edfi Jason Wang, <em>K\u1ef9 s\u01b0 cao c\u1ea5p<\/em><\/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\/3611#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\/3611#wpcf7-f16-o1\">\n<fieldset class=\"hidden-fields-container\"><input type=\"hidden\" name=\"_wpcf7\" value=\"16\" \/><input type=\"hidden\" name=\"_wpcf7_version\" value=\"6.1.4\" \/><input type=\"hidden\" name=\"_wpcf7_locale\" value=\"zh_CN\" \/><input type=\"hidden\" name=\"_wpcf7_unit_tag\" value=\"wpcf7-f16-o1\" \/><input type=\"hidden\" name=\"_wpcf7_container_post\" value=\"0\" \/><input type=\"hidden\" name=\"_wpcf7_posted_data_hash\" value=\"\" \/>\n<\/fieldset>\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><span class=\"wpcf7-form-control-wrap kc_captcha\" data-name=\"kc_captcha\"><span class=\"wpcf7-form-control wpcf7-radio\"><span class=\"captcha-image\" ><span class=\"cf7ic_instructions\">Vui l\u00f2ng ch\u1ee9ng minh b\u1ea1n l\u00e0 ng\u01b0\u1eddi b\u1eb1ng c\u00e1ch ch\u1ecdn<span> m\u00e1y bay<\/span>\u3002<\/span><label><input aria-label=\"1\" type=\"radio\" name=\"kc_captcha\" value=\"bot\" \/><svg aria-hidden=\"true\" role=\"img\" 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B\u00e0i vi\u1ebft n\u00e0y cung c\u1ea5p t\u1ed5ng quan chi ti\u1ebft v\u1ec1 ph\u00e2n lo\u1ea1i v\u1eadt li\u1ec7u th\u1ea1ch anh, c\u00e1c \u0111\u1eb7c t\u00ednh v\u1eadt l\u00fd v\u00e0 h\u00f3a h\u1ecdc ch\u00ednh, c\u0169ng nh\u01b0 c\u00e1c \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p \u0111a d\u1ea1ng c\u1ee7a n\u00f3, \u0111\u1ed3ng th\u1eddi l\u00e0m n\u1ed5i b\u1eadt l\u00fd do t\u1ea1i sao v\u1eadt li\u1ec7u n\u00e0y kh\u00f4ng th\u1ec3 thi\u1ebfu trong [\u2026]<\/p>","protected":false},"author":1,"featured_media":3613,"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":"","ast-disable-related-posts":"","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":[6],"tags":[],"class_list":["post-3611","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 v26.6 - 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