{"id":3744,"date":"2026-03-27T17:40:46","date_gmt":"2026-03-27T09:40:46","guid":{"rendered":"https:\/\/www.nonmetallic-ore.com\/?p=3744"},"modified":"2026-03-27T17:41:13","modified_gmt":"2026-03-27T09:41:13","slug":"precision-air-classifiers-for-gcc-production-why-classification-determines-product-grade-more-than-grinding-does","status":"publish","type":"post","link":"https:\/\/www.nonmetallic-ore.com\/vi\/precision-air-classifiers-for-gcc-production-why-classification-determines-product-grade-more-than-grinding-does\/","title":{"rendered":"M\u00e1y ph\u00e2n lo\u1ea1i kh\u00ed ch\u00ednh x\u00e1c cho s\u1ea3n xu\u1ea5t t\u1ea1i GCC: T\u1ea1i sao ph\u00e2n lo\u1ea1i quy\u1ebft \u0111\u1ecbnh ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m h\u01a1n l\u00e0 nghi\u1ec1n?"},"content":{"rendered":"<p>H\u1ea7u h\u1ebft c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t \u1edf v\u00f9ng V\u1ecbnh t\u1eadp trung s\u1ef1 ch\u00fa \u00fd v\u00e0o m\u00e1y nghi\u1ec1n \u2013 c\u00f4ng su\u1ea5t \u0111\u1ed9ng c\u01a1 m\u00e1y nghi\u1ec1n bi, v\u1eadt li\u1ec7u nghi\u1ec1n, v\u1eadt li\u1ec7u l\u00f3t. M\u00e1y ph\u00e2n lo\u1ea1i \u00edt \u0111\u01b0\u1ee3c quan t\u00e2m h\u01a1n. Tuy nhi\u00ean, ch\u00ednh m\u00e1y ph\u00e2n lo\u1ea1i m\u1edbi l\u00e0 y\u1ebfu t\u1ed1 quy\u1ebft \u0111\u1ecbnh s\u1ef1 ph\u00e2n b\u1ed1 k\u00edch th\u01b0\u1edbc h\u1ea1t c\u1ee7a s\u1ea3n ph\u1ea9m. M\u00e1y nghi\u1ec1n t\u1ea1o ra m\u1ed9t lo\u1ea1t c\u00e1c k\u00edch th\u01b0\u1edbc h\u1ea1t kh\u00e1c nhau. M\u00e1y ph\u00e2n lo\u1ea1i l\u00e0 y\u1ebfu t\u1ed1 quy\u1ebft \u0111\u1ecbnh h\u1ea1t n\u00e0o \u0111\u1ea1t ti\u00eau chu\u1ea9n v\u00e0 h\u1ea1t n\u00e0o c\u1ea7n \u0111\u01b0\u1ee3c nghi\u1ec1n l\u1ea1i. N\u1ebfu m\u00e1y ph\u00e2n lo\u1ea1i ho\u1ea1t \u0111\u1ed9ng kh\u00f4ng t\u1ed1t, th\u00ec vi\u1ec7c t\u1ed1i \u01b0u h\u00f3a m\u00e1y nghi\u1ec1n c\u0169ng kh\u00f4ng th\u1ec3 c\u1ea3i thi\u1ec7n \u0111\u01b0\u1ee3c ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m.<\/p>\n\n\n\n<p>S\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa GCC lo\u1ea1i ti\u1ebft ki\u1ec7m (D97 tr\u00ean 50 micron, ph\u00e2n b\u1ed1 r\u1ed9ng) v\u00e0 GCC lo\u1ea1i cao c\u1ea5p d\u00f9ng cho l\u1edbp ph\u1ee7 (D97 d\u01b0\u1edbi 15 micron, ph\u00e2n b\u1ed1 h\u1eb9p) kh\u00f4ng ch\u1ee7 y\u1ebfu n\u1eb1m \u1edf c\u01b0\u1eddng \u0111\u1ed9 nghi\u1ec1n. \u0110\u00f3 l\u00e0 s\u1ef1 kh\u00e1c bi\u1ec7t v\u1ec1 \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a b\u1ed9 ph\u00e2n lo\u1ea1i. B\u1ed9 ph\u00e2n lo\u1ea1i c\u00f3 \u0111\u1ed9 s\u1eafc n\u00e9t ph\u00e2n t\u00e1ch k\u00e9m s\u1ebd t\u1ea1o ra s\u1ef1 chuy\u1ec3n ti\u1ebfp d\u1ea7n d\u1ea7n gi\u1eefa c\u00e1c ph\u1ea7n m\u1ecbn v\u00e0 th\u00f4 thay v\u00ec s\u1ef1 ph\u00e2n t\u00e1ch s\u1eafc n\u00e9t. \u0110i\u1ec1u n\u00e0y d\u1eabn \u0111\u1ebfn s\u1ef1 ph\u00e2n b\u1ed1 r\u1ed9ng b\u1ea5t k\u1ec3 th\u1eddi gian nghi\u1ec1n l\u00e0 bao l\u00e2u. Ng\u01b0\u1ee3c l\u1ea1i, b\u1ed9 ph\u00e2n lo\u1ea1i v\u1edbi \u0111i\u1ec3m ph\u00e2n t\u00e1ch s\u1eafc n\u00e9t, \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t t\u1ed1t s\u1ebd t\u1ea1o ra s\u1ef1 ph\u00e2n b\u1ed1 ch\u1eb7t ch\u1ebd m\u00e0 c\u00e1c th\u1ecb tr\u01b0\u1eddng s\u01a1n ph\u1ee7 cao c\u1ea5p, nh\u1ef1a v\u00e0 gi\u1ea5y y\u00eau c\u1ea7u.<\/p>\n\n\n\n<p>B\u00e0i vi\u1ebft n\u00e0y gi\u1ea3i th\u00edch c\u00e1ch thi\u1ebft k\u1ebf b\u1ed9 ph\u00e2n lo\u1ea1i kh\u00ed quy\u1ebft \u0111\u1ecbnh ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m GCC, c\u00e1c th\u00f4ng s\u1ed1 hi\u1ec7u su\u1ea5t quan tr\u1ecdng l\u00e0 g\u00ec v\u00e0 c\u00e1c d\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t GCC th\u1ef1c t\u1ebf \u0111\u1ea1t \u0111\u01b0\u1ee3c nh\u1eefng g\u00ec khi b\u1ed9 ph\u00e2n lo\u1ea1i \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh v\u00e0 c\u1ea5u h\u00ecnh ch\u00ednh x\u00e1c.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/www.nonmetallic-ore.com\/wp-content\/uploads\/2026\/03\/air-classifier-GCC-1024x683.webp\" alt=\"\" class=\"wp-image-3745\" srcset=\"https:\/\/www.nonmetallic-ore.com\/wp-content\/uploads\/2026\/03\/air-classifier-GCC-1024x683.webp 1024w, https:\/\/www.nonmetallic-ore.com\/wp-content\/uploads\/2026\/03\/air-classifier-GCC-300x200.webp 300w, https:\/\/www.nonmetallic-ore.com\/wp-content\/uploads\/2026\/03\/air-classifier-GCC-768x512.webp 768w, https:\/\/www.nonmetallic-ore.com\/wp-content\/uploads\/2026\/03\/air-classifier-GCC-18x12.webp 18w, https:\/\/www.nonmetallic-ore.com\/wp-content\/uploads\/2026\/03\/air-classifier-GCC.webp 1536w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">C\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng c\u1ee7a m\u00e1y ph\u00e2n lo\u1ea1i kh\u00f4ng kh\u00ed \u0111\u1ed9ng \u2014 v\u00e0 \u00fd ngh\u0129a th\u1ef1c s\u1ef1 c\u1ee7a &quot;\u0111\u1ed9 ch\u00ednh x\u00e1c&quot;<\/h2>\n\n\n\n<p>M\u00e1y ph\u00e2n lo\u1ea1i kh\u00ed t\u00e1ch c\u00e1c h\u1ea1t b\u1eb1ng c\u00e1ch t\u1eadn d\u1ee5ng s\u1ef1 c\u00e2n b\u1eb1ng gi\u1eefa hai l\u1ef1c \u0111\u1ed1i l\u1eadp. \u0110\u00f3 l\u00e0 l\u1ef1c ly t\u00e2m do b\u00e1nh xe ph\u00e2n lo\u1ea1i quay t\u1ea1o ra v\u00e0 l\u1ef1c c\u1ea3n kh\u00ed \u0111\u1ed9ng h\u1ecdc c\u1ee7a lu\u1ed3ng kh\u00f4ng kh\u00ed mang c\u00e1c h\u1ea1t v\u1ec1 ph\u00eda b\u00e1nh xe. M\u1ed9t h\u1ea1t \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i l\u00e0 m\u1ecbn (s\u1ea3n ph\u1ea9m) khi l\u1ef1c c\u1ea3n th\u1eafng \u0111\u01b0\u1ee3c l\u1ef1c ly t\u00e2m, v\u00e0 l\u00e0 th\u00f4 (h\u00e0ng lo\u1ea1i b\u1ecf, \u0111\u01b0\u1ee3c tr\u1ea3 l\u1ea1i nh\u00e0 m\u00e1y) khi l\u1ef1c ly t\u00e2m th\u1eafng \u0111\u01b0\u1ee3c l\u1ef1c c\u1ea3n.<\/p>\n\n\n\n<p>T\u1ed1c \u0111\u1ed9 quay c\u1ee7a b\u00e1nh xe ph\u00e2n lo\u1ea1i l\u00e0 bi\u1ebfn s\u1ed1 \u0111i\u1ec1u khi\u1ec3n ch\u00ednh. T\u1ed1c \u0111\u1ed9 quay c\u00e0ng cao th\u00ec l\u1ef1c ly t\u00e2m t\u1ea1i b\u1ec1 m\u1eb7t b\u00e1nh xe c\u00e0ng l\u1edbn, gi\u00fap \u0111\u1ea9y c\u00e1c h\u1ea1t l\u1edbn h\u01a1n tr\u1edf l\u1ea1i m\u00e1y nghi\u1ec1n v\u00e0 ch\u1ec9 cho ph\u00e9p c\u00e1c h\u1ea1t m\u1ecbn h\u01a1n \u0111i qua \u0111\u1ec3 t\u1ea1o th\u00e0nh s\u1ea3n ph\u1ea9m. T\u1ed1c \u0111\u1ed9 quay c\u00e0ng th\u1ea5p th\u00ec \u0111i\u1ec3m c\u1eaft c\u00e0ng th\u00f4 h\u01a1n. \u0110\u00e2y l\u00e0 th\u00f4ng s\u1ed1 c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh li\u00ean t\u1ee5c. B\u1ea1n c\u00f3 th\u1ec3 thay \u0111\u1ed5i s\u1ea3n ph\u1ea9m D97 b\u1eb1ng c\u00e1ch \u0111i\u1ec1u ch\u1ec9nh t\u1ed1c \u0111\u1ed9 quay c\u1ee7a b\u00e1nh xe m\u00e0 kh\u00f4ng c\u1ea7n d\u1eebng d\u00e2y chuy\u1ec1n ho\u1eb7c thay \u0111\u1ed5i b\u1ea5t k\u1ef3 b\u1ed9 ph\u1eadn c\u01a1 kh\u00ed n\u00e0o.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u00dd ngh\u0129a c\u1ee7a &quot;\u0110\u1ed9 s\u1eafc b\u00e9n c\u1ee7a v\u1ebft c\u1eaft&quot; v\u00e0 t\u1ea7m quan tr\u1ecdng c\u1ee7a n\u00f3<\/h3>\n\n\n\n<p>M\u1ed9t b\u1ed9 ph\u00e2n lo\u1ea1i ho\u00e0n h\u1ea3o s\u1ebd c\u00f3 \u0111\u01b0\u1eddng cong ph\u00e2n t\u00e1ch d\u1ea1ng b\u1eadc thang: 100% h\u1ea1t nh\u1ecf h\u01a1n k\u00edch th\u01b0\u1edbc m\u1ee5c ti\u00eau \u0111\u01b0\u1ee3c x\u1ebfp v\u00e0o s\u1ea3n ph\u1ea9m, 0% h\u1ea1t l\u1edbn h\u01a1n. C\u00e1c b\u1ed9 ph\u00e2n lo\u1ea1i th\u1ef1c t\u1ebf c\u00f3 m\u1ed9t v\u00f9ng chuy\u1ec3n ti\u1ebfp \u2014 m\u1ed9t ph\u1ea1m vi k\u00edch th\u01b0\u1edbc m\u00e0 t\u1ea1i \u0111\u00f3 m\u1ed9t s\u1ed1 h\u1ea1t \u0111\u01b0\u1ee3c x\u1ebfp v\u00e0o s\u1ea3n ph\u1ea9m v\u00e0 m\u1ed9t s\u1ed1 h\u1ea1t b\u1ecb lo\u1ea1i b\u1ecf. \u0110\u1ed9 r\u1ed9ng c\u1ee7a v\u00f9ng chuy\u1ec3n ti\u1ebfp n\u00e0y \u0111\u01b0\u1ee3c \u0111o b\u1eb1ng ch\u1ec9 s\u1ed1 \u0111\u1ed9 s\u1eafc n\u00e9t, \u0111\u01b0\u1ee3c \u0111\u1ecbnh ngh\u0129a l\u00e0 t\u1ef7 l\u1ec7 gi\u1eefa D25 v\u00e0 D75 (k\u00edch th\u01b0\u1edbc h\u1ea1t m\u00e0 t\u1ea1i \u0111\u00f3 25% h\u1ea1t \u0111\u01b0\u1ee3c x\u1ebfp v\u00e0o s\u1ea3n ph\u1ea9m, chia cho k\u00edch th\u01b0\u1edbc m\u00e0 t\u1ea1i \u0111\u00f3 75% h\u1ea1t \u0111\u01b0\u1ee3c x\u1ebfp v\u00e0o s\u1ea3n ph\u1ea9m). M\u1ed9t b\u1ed9 ph\u00e2n lo\u1ea1i ho\u00e0n h\u1ea3o c\u00f3 ch\u1ec9 s\u1ed1 \u0111\u1ed9 s\u1eafc n\u00e9t l\u00e0 1,0; c\u00e1c b\u1ed9 ph\u00e2n lo\u1ea1i th\u1ef1c t\u1ebf c\u00f3 ch\u1ec9 s\u1ed1 t\u1eeb 0,4 \u0111\u1ebfn 0,75, v\u1edbi c\u00e1c thi\u1ebft k\u1ebf hi\u1ec7u su\u1ea5t cao h\u01a1n \u0111\u1ea1t g\u1ea7n 0,7.<\/p>\n\n\n\n<p>T\u1ea1i sao \u0111i\u1ec1u n\u00e0y l\u1ea1i quan tr\u1ecdng \u0111\u1ed1i v\u1edbi GCC? Ch\u1ec9 s\u1ed1 \u0111\u1ed9 s\u1eafc b\u00e9n th\u1ea5p c\u00f3 ngh\u0129a l\u00e0 c\u00e1c h\u1ea1t m\u1ecbn b\u1ecb \u0111\u01b0a tr\u1edf l\u1ea1i m\u00e1y nghi\u1ec1n (l\u00e3ng ph\u00ed n\u0103ng l\u01b0\u1ee3ng nghi\u1ec1n) v\u00e0 c\u00e1c h\u1ea1t th\u00f4 l\u1ecdt qua \u0111\u1ec3 v\u00e0o s\u1ea3n ph\u1ea9m (l\u00e0m t\u0103ng D97 v\u00e0 m\u1edf r\u1ed9ng ph\u1ea1m vi ph\u00e2n b\u1ed1). C\u1ea3 hai l\u1ed7i n\u00e0y x\u1ea3y ra \u0111\u1ed3ng th\u1eddi. \u0110\u1ed1i v\u1edbi GCC d\u00f9ng cho l\u1edbp ph\u1ee7, n\u01a1i kh\u00e1ch h\u00e0ng y\u00eau c\u1ea7u D97 d\u01b0\u1edbi 12 micron v\u00e0 ph\u1ea1m vi ph\u00e2n b\u1ed1 h\u1eb9p, m\u00e1y ph\u00e2n lo\u1ea1i c\u00f3 \u0111\u1ed9 s\u1eafc b\u00e9n th\u1ea5p \u0111\u01a1n gi\u1ea3n l\u00e0 kh\u00f4ng th\u1ec3 \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u \u0111\u00f3 b\u1ea5t k\u1ec3 t\u1ed1c \u0111\u1ed9 quay c\u1ee7a b\u00e1nh m\u00e0i \u2014 n\u00f3 t\u1ea1o ra s\u1ef1 ph\u00e2n b\u1ed1 r\u1ed9ng, trong \u0111\u00f3 m\u1ed9t s\u1ed1 h\u1ea1t th\u00f4 lu\u00f4n l\u1ecdt qua.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td><strong>Tham s\u1ed1<\/strong><\/td><td><strong>GCC h\u1ea1ng ph\u1ed5 th\u00f4ng<\/strong><\/td><td><strong>L\u1edbp ph\u1ee7 cao c\u1ea5p GCC<\/strong><\/td><\/tr><tr><td>M\u1ee5c ti\u00eau D50<\/td><td>15-25 \u00b5m<\/td><td>3-8 \u00b5m<\/td><\/tr><tr><td>M\u1ee5c ti\u00eau D97<\/td><td>&gt;45 \u00b5m<\/td><td>&lt; 12 \u00b5m<\/td><\/tr><tr><td>Kho\u1ea3ng c\u00e1ch (D90-D10)\/D50<\/td><td>2,5-4,0 (ph\u1ea1m vi r\u1ed9ng)<\/td><td>&lt; 1,5 (h\u1eb9p)<\/td><\/tr><tr><td>ch\u1ec9 s\u1ed1 \u0111\u1ed9 s\u1eafc n\u00e9t c\u1ea7n thi\u1ebft<\/td><td>0,4-0,5 (ti\u00eau chu\u1ea9n)<\/td><td>0,6-0,75 (\u0111\u1ed9 ch\u00ednh x\u00e1c)<\/td><\/tr><tr><td>Lo\u1ea1i ph\u00e2n lo\u1ea1i<\/td><td>r\u00f4to \u0111\u01a1n ti\u00eau chu\u1ea9n<\/td><td>Hi\u1ec7u su\u1ea5t cao ho\u1eb7c nhi\u1ec1u r\u00f4to<\/td><\/tr><tr><td>T\u1ea3i tu\u1ea7n ho\u00e0n<\/td><td>100-200%<\/td><td>200-400% (gi\u00e1 cao h\u01a1n cho lo\u1ea1i gi\u1ea5y m\u1ecbn h\u01a1n)<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Ba y\u1ebfu t\u1ed1 thi\u1ebft k\u1ebf b\u1ed9 ph\u00e2n lo\u1ea1i quy\u1ebft \u0111\u1ecbnh ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m GCC<\/h3>\n\n\n\n<h3 class=\"wp-block-heading\">1. Thi\u1ebft k\u1ebf r\u00f4to v\u00e0 h\u00ecnh d\u1ea1ng b\u00e1nh xe<\/h3>\n\n\n\n<p>B\u00e1nh xe ph\u00e2n lo\u1ea1i l\u00e0 n\u01a1i di\u1ec5n ra qu\u00e1 tr\u00ecnh t\u00e1ch h\u1ea1t. \u0110\u01b0\u1eddng k\u00ednh b\u00e1nh xe, h\u00ecnh d\u1ea1ng l\u01b0\u1ee1i dao v\u00e0 kho\u1ea3ng c\u00e1ch gi\u1eefa m\u1eb7t b\u00e1nh xe v\u00e0 th\u00e0nh v\u1ecf \u0111\u1ec1u quy\u1ebft \u0111\u1ecbnh \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a s\u1ef1 c\u00e2n b\u1eb1ng gi\u1eefa l\u1ef1c ly t\u00e2m v\u00e0 l\u1ef1c c\u1ea3n. M\u1eb7t b\u00e1nh xe r\u1ed9ng h\u01a1n gi\u00fap c\u00e1c h\u1ea1t l\u01b0u l\u1ea1i trong v\u00f9ng ph\u00e2n lo\u1ea1i l\u00e2u h\u01a1n, t\u1eeb \u0111\u00f3 c\u1ea3i thi\u1ec7n \u0111\u1ed9 ch\u00ednh x\u00e1c nh\u01b0ng l\u00e0m gi\u1ea3m n\u0103ng su\u1ea5t. Kho\u1ea3ng c\u00e1ch h\u1eb9p h\u01a1n gi\u1eefa b\u00e1nh xe v\u00e0 v\u1ecf gi\u00fap gi\u1ea3m l\u01b0\u1ee3ng h\u1ea1t qu\u00e1 kh\u1ed5 l\u1ecdt qua r\u00e0o c\u1ea3n ly t\u00e2m \u1edf v\u00f9ng ngo\u1ea1i vi.<\/p>\n\n\n\n<p>C\u00e1c m\u00e1y ph\u00e2n lo\u1ea1i GCC cao c\u1ea5p s\u1eed d\u1ee5ng thi\u1ebft k\u1ebf b\u00e1nh xe v\u1edbi kho\u1ea3ng c\u00e1ch gi\u1eefa c\u00e1c l\u01b0\u1ee1i dao h\u1eb9p h\u01a1n v\u00e0 khe h\u1edf v\u1ecf nh\u1ecf h\u01a1n so v\u1edbi c\u00e1c thi\u1ebft k\u1ebf ti\u00eau chu\u1ea9n \u2014 \u0111\u00e2y l\u00e0 \u0111i\u1ec1u gi\u00fap \u0111\u1ea1t \u0111\u01b0\u1ee3c ch\u1ec9 s\u1ed1 \u0111\u1ed9 s\u1eafc n\u00e9t t\u1eeb 0,65 tr\u1edf l\u00ean c\u1ea7n thi\u1ebft cho D97 d\u01b0\u1edbi 10 micron v\u1edbi ph\u1ea1m vi h\u1eb9p. C\u00e1c thi\u1ebft k\u1ebf b\u00e1nh xe ti\u00eau chu\u1ea9n ph\u00f9 h\u1ee3p cho D97 25-45 micron kh\u00f4ng cung c\u1ea5p \u0111\u1ed9 ch\u00ednh x\u00e1c ph\u00e2n t\u00e1ch \u0111\u1ee7 \u1edf c\u00e1c \u0111i\u1ec3m c\u1eaft nh\u1ecf h\u01a1n.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">2. \u0110\u1ed9 \u0111\u1ed3ng \u0111\u1ec1u v\u00e0 l\u01b0u l\u01b0\u1ee3ng lu\u1ed3ng kh\u00ed<\/h3>\n\n\n\n<p>Lu\u1ed3ng kh\u00f4ng kh\u00ed b\u00ean trong b\u1ed9 ph\u00e2n lo\u1ea1i c\u1ea7n ph\u1ea3i \u0111\u1ed3ng \u0111\u1ec1u tr\u00ean to\u00e0n b\u1ed9 chi\u1ec1u cao c\u1ee7a b\u00e1nh xe ph\u00e2n lo\u1ea1i. B\u1ea5t k\u1ef3 s\u1ef1 b\u1ea5t \u0111\u1ed1i x\u1ee9ng n\u00e0o trong lu\u1ed3ng kh\u00f4ng kh\u00ed \u2014 do c\u1eeda h\u00fat kh\u00f4ng t\u00e2m, kho\u1ea3ng c\u00e1ch c\u00e1nh qu\u1ea1t kh\u00f4ng \u0111\u1ec1u ho\u1eb7c t\u1eafc ngh\u1ebdn m\u1ed9t ph\u1ea7n \u1edf c\u1eeda n\u1ea1p li\u1ec7u \u2014 \u0111\u1ec1u t\u1ea1o ra c\u00e1c v\u00f9ng c\u1ee5c b\u1ed9 n\u01a1i s\u1ef1 c\u00e2n b\u1eb1ng gi\u1eefa l\u1ef1c c\u1ea3n v\u00e0 l\u1ef1c ly t\u00e2m kh\u00e1c v\u1edbi \u0111i\u1ec1u ki\u1ec7n thi\u1ebft k\u1ebf. C\u00e1c h\u1ea1t trong nh\u1eefng v\u00f9ng \u0111\u00f3 \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i \u1edf \u0111i\u1ec3m c\u1eaft kh\u00e1c v\u1edbi c\u00e1c h\u1ea1t \u1edf ph\u1ea7n c\u00f2n l\u1ea1i c\u1ee7a b\u00e1nh xe, \u0111i\u1ec1u n\u00e0y l\u00e0m m\u1edf r\u1ed9ng v\u00f9ng chuy\u1ec3n ti\u1ebfp v\u00e0 gi\u1ea3m \u0111\u1ed9 s\u1eafc n\u00e9t.<\/p>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi s\u1ea3n xu\u1ea5t GCC lo\u1ea1i m\u1ecbn (D97 d\u01b0\u1edbi 15 micron), \u0111\u1ed9 \u0111\u1ed3ng \u0111\u1ec1u c\u1ee7a lu\u1ed3ng kh\u00ed l\u00e0 th\u00f4ng s\u1ed1 thi\u1ebft k\u1ebf quan tr\u1ecdng h\u01a1n so v\u1edbi c\u00e1c lo\u1ea1i th\u00f4 h\u01a1n. \u0110\u00f3 l\u00e0 l\u00fd do t\u1ea1i sao c\u00e1c m\u00e1y ph\u00e2n lo\u1ea1i GCC hi\u1ec7u su\u1ea5t cao \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf c\u1ea9n th\u1eadn v\u1edbi h\u00ecnh d\u1ea1ng c\u1eeda n\u1ea1p li\u1ec7u v\u00e0 c\u00e1c \u1ed1ng d\u1eabn h\u01b0\u1edbng d\u00f2ng ch\u1ea3y b\u00ean trong \u2014 nh\u1eefng c\u1ea3i ti\u1ebfn nh\u1ecf v\u1ec1 \u0111\u1ed9 \u0111\u1ed3ng \u0111\u1ec1u c\u1ee7a lu\u1ed3ng kh\u00ed s\u1ebd tr\u1ef1c ti\u1ebfp d\u1eabn \u0111\u1ebfn nh\u1eefng c\u1ea3i ti\u1ebfn c\u00f3 th\u1ec3 \u0111o l\u01b0\u1eddng \u0111\u01b0\u1ee3c v\u1ec1 \u0111\u1ed9 ph\u00e2n t\u00e1n s\u1ea3n ph\u1ea9m.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">3. Kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n \u0111\u1ea3m b\u1ea3o t\u00ednh nh\u1ea5t qu\u00e1n l\u00e2u d\u00e0i c\u1ee7a PSD<\/h3>\n\n\n\n<p>Canxi cacbonat c\u00f3 \u0111\u1ed9 c\u1ee9ng Mohs l\u00e0 3, th\u1ea5p so v\u1edbi ti\u00eau chu\u1ea9n kho\u00e1ng ch\u1ea5t, nh\u01b0ng v\u1edbi t\u1ed1c \u0111\u1ed9 s\u1ea3n xu\u1ea5t c\u00f4ng nghi\u1ec7p GCC \u2014 t\u1eeb 5 \u0111\u1ebfn 20 t\u1ea5n\/gi\u1edd ho\u1ea1t \u0111\u1ed9ng li\u00ean t\u1ee5c \u2014 s\u1ef1 m\u00e0i m\u00f2n c\u1ee7a b\u00e1nh xe ph\u00e2n lo\u1ea1i t\u00edch l\u0169y v\u00e0 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t. B\u00e1nh xe b\u1ecb m\u00f2n l\u00e0m thay \u0111\u1ed5i h\u00ecnh d\u1ea1ng khe h\u1edf hi\u1ec7u qu\u1ea3 v\u00e0 l\u00e0m cho \u0111i\u1ec3m c\u1eaft tr\u1edf n\u00ean th\u00f4 h\u01a1n theo th\u1eddi gian. S\u1ea3n ph\u1ea9m D97 d\u1ea7n d\u1ea7n b\u1ecb \u0111\u1ea9y l\u00ean tr\u00ean \u2014 th\u01b0\u1eddng trong v\u00e0i tu\u1ea7n ho\u1eb7c v\u00e0i th\u00e1ng \u2014 cho \u0111\u1ebfn khi vi\u1ec7c b\u1ea3o tr\u00ec ph\u00e1t hi\u1ec7n ra ho\u1eb7c khi\u1ebfu n\u1ea1i c\u1ee7a kh\u00e1ch h\u00e0ng bu\u1ed9c ph\u1ea3i gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1.<\/p>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t thu\u1ed9c khu v\u1ef1c GCC c\u00f3 y\u00eau c\u1ea7u kh\u1eaft khe v\u1ec1 ti\u00eau chu\u1ea9n D97 cho th\u1ecb tr\u01b0\u1eddng cao c\u1ea5p, b\u00e1nh xe ph\u00e2n lo\u1ea1i ph\u1ee7 g\u1ed1m ho\u1eb7c ho\u00e0n to\u00e0n b\u1eb1ng g\u1ed1m mang l\u1ea1i tu\u1ed5i th\u1ecd cao h\u01a1n nhi\u1ec1u so v\u1edbi b\u00e1nh xe th\u00e9p ti\u00eau chu\u1ea9n. Chi ph\u00ed ch\u00eanh l\u1ec7ch th\u01b0\u1eddng \u0111\u01b0\u1ee3c b\u00f9 \u0111\u1eafp trong v\u00f2ng 12-18 th\u00e1ng nh\u1edd gi\u1ea3m t\u1ea7n su\u1ea5t b\u1ea3o tr\u00ec v\u00e0 hi\u1ec7u su\u1ea5t D97 \u1ed5n \u0111\u1ecbnh h\u01a1n gi\u1eefa c\u00e1c l\u1ea7n b\u1ea3o tr\u00ec.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">M\u1ea1ch k\u00edn so v\u1edbi m\u1ea1ch h\u1edf: T\u1ea1i sao v\u00f2ng l\u1eb7p l\u1ea1i quan tr\u1ecdng<\/h2>\n\n\n\n<p>H\u1ec7 th\u1ed1ng nghi\u1ec1n h\u1edf ch\u1ec9 nghi\u1ec1n v\u1eadt li\u1ec7u m\u1ed9t l\u1ea7n v\u00e0 \u0111\u01b0a to\u00e0n b\u1ed9 s\u1ea3n ph\u1ea9m \u0111\u1ea7u ra v\u00e0o d\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t. Kh\u00f4ng c\u00f3 ph\u00e2n lo\u1ea1i, kh\u00f4ng c\u00f3 s\u1ef1 h\u1ed3i l\u01b0u v\u1eadt li\u1ec7u qu\u00e1 c\u1ee1. S\u1ea3n ph\u1ea9m \u0111\u1ea7u ra l\u00e0 b\u1ea5t c\u1ee9 th\u1ee9 g\u00ec nh\u00e0 m\u00e1y s\u1ea3n xu\u1ea5t ra \u2014 th\u01b0\u1eddng l\u00e0 ph\u00e2n b\u1ed1 k\u00edch th\u01b0\u1edbc h\u1ea1t r\u1ed9ng v\u1edbi ch\u1ec9 s\u1ed1 D97 cao. H\u1ec7 th\u1ed1ng nghi\u1ec1n h\u1edf ch\u1ec9 ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng c\u00f3 y\u00eau c\u1ea7u v\u1ec1 k\u00edch th\u01b0\u1edbc h\u1ea1t r\u1ea5t l\u1ecfng l\u1ebbo, ch\u1eb3ng h\u1ea1n nh\u01b0 v\u00f4i n\u00f4ng nghi\u1ec7p ho\u1eb7c v\u1eadt li\u1ec7u l\u1ea5p \u0111\u1ea7y th\u00f4 trong x\u00e2y d\u1ef1ng.<\/p>\n\n\n\n<p>H\u1ec7 th\u1ed1ng kh\u00e9p k\u00edn t\u00edch h\u1ee3p m\u00e1y nghi\u1ec1n v\u1edbi m\u00e1y ph\u00e2n lo\u1ea1i. M\u00e1y ph\u00e2n lo\u1ea1i li\u00ean t\u1ee5c t\u00e1ch s\u1ea3n ph\u1ea9m \u0111\u1ea1t ti\u00eau chu\u1ea9n kh\u1ecfi s\u1ea3n ph\u1ea9m qu\u00e1 c\u1ee1; s\u1ea3n ph\u1ea9m qu\u00e1 c\u1ee1 \u0111\u01b0\u1ee3c \u0111\u01b0a tr\u1edf l\u1ea1i m\u00e1y nghi\u1ec1n \u0111\u1ec3 nghi\u1ec1n th\u00eam. T\u1ef7 l\u1ec7 t\u1ea3i tr\u1ecdng tu\u1ea7n ho\u00e0n \u2014 t\u1ef7 l\u1ec7 gi\u1eefa v\u1eadt li\u1ec7u \u0111\u01b0\u1ee3c \u0111\u01b0a tr\u1edf l\u1ea1i v\u00e0 nguy\u00ean li\u1ec7u \u0111\u1ea7u v\u00e0o m\u1edbi \u2014 th\u01b0\u1eddng l\u00e0 150-400% \u0111\u1ed1i v\u1edbi c\u00e1c lo\u1ea1i th\u00e9p GCC m\u1ecbn. \u0110i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 c\u1ee9 m\u1ed7i t\u1ea5n nguy\u00ean li\u1ec7u \u0111\u1ea7u v\u00e0o m\u1edbi \u0111i v\u00e0o h\u1ec7 th\u1ed1ng, s\u1ebd c\u00f3 t\u1eeb 1,5 \u0111\u1ebfn 4 t\u1ea5n nguy\u00ean li\u1ec7u \u0111\u00e3 qua x\u1eed l\u00fd \u0111ang \u0111\u01b0\u1ee3c tu\u1ea7n ho\u00e0n qua m\u00e1y nghi\u1ec1n v\u00e0 m\u00e1y ph\u00e2n lo\u1ea1i t\u1ea1i b\u1ea5t k\u1ef3 th\u1eddi \u0111i\u1ec3m n\u00e0o.<\/p>\n\n\n\n<p>T\u1ea3i tr\u1ecdng tu\u1ea7n ho\u00e0n kh\u00f4ng ph\u1ea3i l\u00e0 ch\u1ea5t th\u1ea3i \u2014 m\u00e0 l\u00e0 c\u01a1 ch\u1ebf gi\u00fap ki\u1ec3m so\u00e1t ch\u1eb7t ch\u1ebd k\u00edch th\u01b0\u1edbc h\u1ea1t (PSD). V\u1eadt li\u1ec7u s\u1ebd \u1edf trong m\u1ea1ch cho \u0111\u1ebfn khi \u0111\u1ea1t \u0111\u01b0\u1ee3c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt v\u1ec1 k\u00edch th\u01b0\u1edbc, sau \u0111\u00f3 m\u1edbi tho\u00e1t ra. Nhi\u1ec7m v\u1ee5 c\u1ee7a m\u00e1y ph\u00e2n lo\u1ea1i l\u00e0 \u0111\u1ea3m b\u1ea3o c\u1eeda tho\u00e1t ra ch\u00ednh x\u00e1c. T\u1ea3i tr\u1ecdng tu\u1ea7n ho\u00e0n cao h\u01a1n th\u01b0\u1eddng li\u00ean quan \u0111\u1ebfn c\u00e1c lo\u1ea1i s\u1ea3n ph\u1ea9m c\u00f3 \u0111\u1ed9 m\u1ecbn cao h\u01a1n v\u00ec c\u1ea7n nhi\u1ec1u l\u1ea7n nghi\u1ec1n h\u01a1n \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c k\u00edch th\u01b0\u1edbc D97 d\u01b0\u1edbi 10 micron so v\u1edbi D97 d\u01b0\u1edbi 45 micron.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>\u0110i\u1ec1u g\u00ec x\u1ea3y ra khi t\u1ea3i tu\u1ea7n ho\u00e0n t\u0103ng l\u00ean tr\u00ean 400%<\/strong><br><strong>Nguy\u00ean nh\u00e2n ph\u1ed5 bi\u1ebfn nh\u1ea5t: <\/strong>\u0110i\u1ec3m c\u1eaft c\u1ee7a m\u00e1y ph\u00e2n lo\u1ea1i \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp nh\u1ecf h\u01a1n m\u1ee9c m\u00e0 nh\u00e0 m\u00e1y c\u00f3 th\u1ec3 s\u1ea3n xu\u1ea5t hi\u1ec7u qu\u1ea3 \u2014 nh\u00e0 m\u00e1y kh\u00f4ng \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c nhu c\u1ea7u ph\u00e2n lo\u1ea1i.<br><strong>Tri\u1ec7u ch\u1ee9ng c\u00f3 th\u1ec3 nh\u00ecn th\u1ea5y: <\/strong>D\u00f2ng \u0111i\u1ec7n \u0111\u1ed9ng c\u01a1 m\u00e1y nghi\u1ec1n t\u0103ng; s\u1ea3n l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m gi\u1ea3m trong khi t\u1ed1c \u0111\u1ed9 c\u1ea5p li\u1ec7u kh\u00f4ng \u0111\u1ed5i.<br><strong>\u0110\u00e1p \u00e1n \u0111\u00fang: <\/strong>Ki\u1ec3m tra xem m\u1ee5c ti\u00eau D97 c\u00f3 \u0111\u1ea1t \u0111\u01b0\u1ee3c v\u1edbi c\u00f4ng su\u1ea5t m\u00e1y nghi\u1ec1n hi\u1ec7n t\u1ea1i hay kh\u00f4ng; gi\u1ea3m nh\u1eb9 t\u1ed1c \u0111\u1ed9 b\u00e1nh xe ph\u00e2n lo\u1ea1i v\u00e0 t\u1ed1i \u01b0u h\u00f3a l\u1ea1i; ho\u1eb7c t\u0103ng l\u01b0\u1ee3ng n\u0103ng l\u01b0\u1ee3ng \u0111\u1ea7u v\u00e0o c\u1ee7a m\u00e1y nghi\u1ec1n.<br><strong>Kh\u00f4ng ph\u1ea3i l\u1ed7i c\u1ee7a b\u1ed9 ph\u00e2n lo\u1ea1i: <\/strong>T\u1ea3i tu\u1ea7n ho\u00e0n cao l\u00e0 v\u1ea5n \u0111\u1ec1 c\u00e2n b\u1eb1ng m\u1ea1ch, ch\u1ee9 kh\u00f4ng ph\u1ea3i d\u1ea5u hi\u1ec7u cho th\u1ea5y b\u1ed9 ph\u00e2n lo\u1ea1i ho\u1ea1t \u0111\u1ed9ng k\u00e9m hi\u1ec7u qu\u1ea3 \u2014 mi\u1ec5n l\u00e0 b\u1ed9 ph\u00e2n lo\u1ea1i th\u1ef1c hi\u1ec7n vi\u1ec7c c\u1eaft gi\u1ea3m \u0111\u1ed9t ng\u1ed9t t\u1ea1i \u0111i\u1ec3m \u0111\u1eb7t.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">K\u1ebft qu\u1ea3 s\u1ea3n xu\u1ea5t: Hai d\u1ef1 \u00e1n ph\u00e2n lo\u1ea1i GCC<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>NGHI\u00caN C\u1ee8U TR\u01af\u1edcNG H\u1ee2P 1<\/strong><\/h3>\n\n\n\n<p><strong>Nh\u00e0 s\u1ea3n xu\u1ea5t Vi\u1ec7t Nam t\u1ea1i khu v\u1ef1c GCC \u2014 N\u00e2ng c\u1ea5p t\u1eeb h\u1ec7 th\u1ed1ng m\u1ea1ch h\u1edf sang m\u1ea1ch k\u00edn cho s\u1ea3n ph\u1ea9m l\u01b0\u1edbi 325 m\u1eaft l\u01b0\u1edbi<\/strong><\/p>\n\n\n\n<p><strong>T\u00ecnh h\u00ecnh<\/strong><\/p>\n\n\n\n<p>M\u1ed9t nh\u00e0 s\u1ea3n xu\u1ea5t thu\u1ed9c H\u1ed9i \u0111\u1ed3ng H\u1ee3p t\u00e1c V\u00f9ng V\u1ecbnh (GCC) t\u1ea1i Vi\u1ec7t Nam \u0111ang v\u1eadn h\u00e0nh m\u1ed9t m\u00e1y nghi\u1ec1n bi h\u1edf \u0111\u1ec3 s\u1ea3n xu\u1ea5t b\u1ed9t tr\u00e9t canxi cacbonat c\u1ee1 325 mesh (D97 x\u1ea5p x\u1ec9 45 micron) cho th\u1ecb tr\u01b0\u1eddng nh\u1ef1a v\u00e0 x\u00e2y d\u1ef1ng trong n\u01b0\u1edbc. Do kh\u00f4ng \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i, s\u1ea3n ph\u1ea9m c\u1ee7a h\u1ecd cho th\u1ea5y D97 dao \u0111\u1ed9ng t\u1eeb 48 \u0111\u1ebfn 68 micron gi\u1eefa c\u00e1c l\u00f4 s\u1ea3n xu\u1ea5t kh\u00e1c nhau \u2014 s\u1ef1 bi\u1ebfn \u0111\u1ed9ng n\u00e0y g\u00e2y ra khi\u1ebfu n\u1ea1i c\u1ee7a kh\u00e1ch h\u00e0ng v\u1ec1 s\u1ef1 ph\u00e2n t\u00e1n kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u trong h\u1ed7n h\u1ee3p nh\u1ef1a. M\u1ee9c ti\u00eau th\u1ee5 n\u0103ng l\u01b0\u1ee3ng c\u0169ng cao v\u00ec m\u00e1y nghi\u1ec1n nghi\u1ec1n t\u1ea5t c\u1ea3 nguy\u00ean li\u1ec7u \u0111\u1ebfn k\u00edch th\u01b0\u1edbc m\u1ecbn nh\u1ea5t c\u1ea7n thi\u1ebft thay v\u00ec d\u1eebng l\u1ea1i khi m\u1ed7i h\u1ea1t \u0111\u1ea1t \u0111\u1ebfn k\u00edch th\u01b0\u1edbc ti\u00eau chu\u1ea9n.<\/p>\n\n\n\n<p><strong>Gi\u1ea3i ph\u00e1p<\/strong><\/p>\n\n\n\n<p>C\u00f4ng ty EPIC Powder Machinery \u0111\u00e3 t\u00edch h\u1ee3p m\u1ed9t b\u1ed9 ph\u00e2n lo\u1ea1i kh\u00ed \u0111\u1ed9ng v\u00e0o m\u00e1y nghi\u1ec1n bi hi\u1ec7n c\u00f3 trong h\u1ec7 th\u1ed1ng kh\u00e9p k\u00edn. B\u1ed9 ph\u00e2n lo\u1ea1i \u0111\u01b0\u1ee3c c\u1ea5u h\u00ecnh v\u1edbi \u0111i\u1ec3m c\u1eaft D97 42 micron. M\u1ed9t \u0111\u01b0\u1eddng \u1ed1ng h\u1ed3i l\u01b0u kh\u00ed n\u00e9n v\u1eadn chuy\u1ec3n v\u1eadt li\u1ec7u qu\u00e1 c\u1ee1 t\u1eeb c\u1eeda th\u1ea3i c\u1ee7a b\u1ed9 ph\u00e2n lo\u1ea1i tr\u1edf l\u1ea1i \u0111\u01b0\u1eddng c\u1ea5p li\u1ec7u c\u1ee7a m\u00e1y nghi\u1ec1n. Kh\u00f4ng c\u00f3 thay \u0111\u1ed5i n\u00e0o \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n \u0111\u1ed1i v\u1edbi b\u1ea3n th\u00e2n m\u00e1y nghi\u1ec1n.<\/p>\n\n\n\n<p><strong>K\u1ebft qu\u1ea3<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>S\u1ea3n ph\u1ea9m D97: <\/strong>Gi\u1ea3m t\u1eeb 48-68 micron (thay \u0111\u1ed5i) xu\u1ed1ng c\u00f2n 40-43 micron (\u1ed5n \u0111\u1ecbnh) \u2014 \u0111\u00e1p \u1ee9ng \u0111\u00fang y\u00eau c\u1ea7u c\u1ee7a kh\u00e1ch h\u00e0ng trong m\u1ecdi l\u00f4 h\u00e0ng.<\/li>\n\n\n\n<li><strong>S\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa c\u00e1c l\u00f4 s\u1ea3n ph\u1ea9m D97: <\/strong>Gi\u1ea3m k\u00edch th\u01b0\u1edbc t\u1eeb kho\u1ea3ng 20 micron xu\u1ed1ng d\u01b0\u1edbi 3 micron \u2014 \u0111\u1ed9 \u0111\u1ed3ng nh\u1ea5t c\u1ee7a s\u1ea3n ph\u1ea9m \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3.<\/li>\n\n\n\n<li><strong>M\u1ee9c ti\u00eau th\u1ee5 n\u0103ng l\u01b0\u1ee3ng c\u1ee5 th\u1ec3:<\/strong> Gi\u1ea3m kho\u1ea3ng 28% v\u00ec c\u00e1c h\u1ea1t \u0111\u1ea1t ti\u00eau chu\u1ea9n tho\u00e1t kh\u1ecfi m\u1ea1ch ngay l\u1eadp t\u1ee9c thay v\u00ec \u0111\u01b0\u1ee3c d\u1eabn xu\u1ed1ng \u0111\u1ea5t.<\/li>\n\n\n\n<li><strong>S\u1ef1 ch\u1ea5p nh\u1eadn c\u1ee7a kh\u00e1ch h\u00e0ng:<\/strong> Kh\u00e1ch h\u00e0ng s\u1eed d\u1ee5ng h\u1ee3p ch\u1ea5t nh\u1ef1a \u0111\u00e3 x\u00e1c nh\u1eadn \u0111\u1ed9 \u0111\u1ed3ng nh\u1ea5t ph\u00e2n t\u00e1n \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n; kh\u00f4ng c\u00f2n khi\u1ebfu n\u1ea1i n\u00e0o v\u1ec1 k\u00edch th\u01b0\u1edbc h\u1ea1t trong s\u00e1u th\u00e1ng theo d\u00f5i.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>NGHI\u00caN C\u1ee8U TR\u01af\u1edcNG H\u1ee2P 2<\/strong><\/h3>\n\n\n\n<p><strong>S\u01a1n ph\u1ee7 ch\u1ea5t l\u01b0\u1ee3ng cao c\u1ee7a Th\u1ed5 Nh\u0129 K\u1ef3 (GCC) \u2014 \u0110\u1ea1t ti\u00eau chu\u1ea9n D97 &lt; 5 \u03bcm cho th\u1ecb tr\u01b0\u1eddng s\u01a1n cao c\u1ea5p<\/strong><\/p>\n\n\n\n<p>T\u00ecnh h\u00ecnh<br>M\u1ed9t nh\u00e0 s\u1ea3n xu\u1ea5t thu\u1ed9c H\u1ed9i \u0111\u1ed3ng H\u1ee3p t\u00e1c V\u00f9ng V\u1ecbnh (GCC) t\u1ea1i Th\u1ed5 Nh\u0129 K\u1ef3, chuy\u00ean cung c\u1ea5p s\u01a1n ki\u1ebfn tr\u00fac, c\u1ea7n s\u1ea3n xu\u1ea5t b\u1ed9t s\u01a1n ph\u1ee7 \u0111\u1ea1t ti\u00eau chu\u1ea9n D97 d\u01b0\u1edbi 5 micron v\u00e0 \u0111\u1ed9 ph\u00e2n t\u00e1n h\u1eb9p (D90-D10)\/D50 d\u01b0\u1edbi 1,3 cho m\u1ed9t kh\u00e1ch h\u00e0ng s\u1ea3n xu\u1ea5t s\u01a1n nh\u0169 t\u01b0\u01a1ng cao c\u1ea5p. M\u00e1y ph\u00e2n lo\u1ea1i hi\u1ec7n c\u00f3 c\u1ee7a h\u1ecd \u2014 thi\u1ebft k\u1ebf r\u00f4to \u0111\u01a1n ti\u00eau chu\u1ea9n \u2014 c\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c D97 d\u01b0\u1edbi 5 micron v\u1edbi t\u1ed1c \u0111\u1ed9 quay t\u1ed1i \u0111a, nh\u01b0ng \u0111\u1ed9 ph\u00e2n t\u00e1n lu\u00f4n \u1edf m\u1ee9c tr\u00ean 1,8. C\u00e1c h\u1ea1t th\u00f4 l\u1ecdt qua v\u00f9ng ph\u00e2n lo\u1ea1i, g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng kh\u00f4ng \u0111\u1ed3ng nh\u1ea5t v\u1ec1 \u0111\u1ed9 b\u00f3ng trong m\u00e0ng s\u01a1n kh\u00f4 c\u1ee7a kh\u00e1ch h\u00e0ng.<\/p>\n\n\n\n<p>Gi\u1ea3i ph\u00e1p<br>C\u00f4ng ty EPIC Powder Machinery \u0111\u00e3 cung c\u1ea5p m\u1ed9t m\u00e1y ph\u00e2n lo\u1ea1i kh\u00ed hi\u1ec7u su\u1ea5t cao v\u1edbi r\u00f4to ph\u1ee7 g\u1ed1m \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a v\u00e0 h\u00ecnh d\u1ea1ng c\u1eeda h\u00fat ch\u00ednh x\u00e1c \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 ph\u00e2n lo\u1ea1i h\u1ea1t m\u1ecbn GCC \u1edf D97 d\u01b0\u1edbi 8 micron. Thi\u1ebft b\u1ecb n\u00e0y \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t \u1edf ph\u00eda sau m\u00e1y nghi\u1ec1n bi hi\u1ec7n c\u00f3, thay th\u1ebf cho m\u00e1y ph\u00e2n lo\u1ea1i tr\u01b0\u1edbc \u0111\u00f3. T\u1ed1c \u0111\u1ed9 quay c\u1ee7a r\u00f4to, l\u01b0u l\u01b0\u1ee3ng kh\u00ed v\u00e0 t\u1ed1c \u0111\u1ed9 c\u1ea5p li\u1ec7u \u0111\u00e3 \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a trong qu\u00e1 tr\u00ecnh v\u1eadn h\u00e0nh th\u1eed nghi\u1ec7m k\u00e9o d\u00e0i hai ng\u00e0y b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng nguy\u00ean li\u1ec7u \u0111\u00e1 v\u00f4i c\u1ee7a kh\u00e1ch h\u00e0ng.<br>K\u1ebft qu\u1ea3<br>\u2022D50: 4,1 micromet<br>\u2022D97: 4,8 micron \u2014 n\u1eb1m trong gi\u1edbi h\u1ea1n t\u1ed1i \u0111a 5 micron c\u1ee7a kh\u00e1ch h\u00e0ng.<br>\u2022Kho\u1ea3ng: (D90-D10)\/D50 = 1,21 \u2014 n\u1eb1m trong m\u1ee5c ti\u00eau 1,3<br>\u2022 \u0110\u1ed9 \u0111\u1ed3ng nh\u1ea5t v\u1ec1 \u0111\u1ed9 b\u00f3ng s\u01a1n: Kh\u00e1ch h\u00e0ng \u0111\u00e3 x\u00e1c nh\u1eadn s\u1ef1 bi\u1ebfn thi\u00ean v\u1ec1 \u0111\u1ed9 b\u00f3ng gi\u1ea3m t\u1eeb +\/-7 GU xu\u1ed1ng +\/-2,5 GU gi\u1eefa c\u00e1c l\u00f4 s\u1ea3n xu\u1ea5t.<br>Chu k\u1ef3 hao m\u00f2n c\u1ee7a b\u1ed9 ph\u00e2n lo\u1ea1i: r\u00f4to g\u1ed1m \u0111\u1ea1t 4.200 gi\u1edd tr\u01b0\u1edbc l\u1ea7n ki\u1ec3m tra \u0111\u1ea7u ti\u00ean \u2014 g\u1ea5p kho\u1ea3ng 2,5 l\u1ea7n tu\u1ed5i th\u1ecd c\u1ee7a r\u00f4to th\u00e9p tr\u01b0\u1edbc \u0111\u00f3.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t ph\u00e2n lo\u1ea1i GCC tr\u00ean d\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t c\u1ee7a b\u1ea1n?<\/strong>C\u00e1c k\u1ef9 s\u01b0 \u1ee9ng d\u1ee5ng c\u1ee7a EPIC Powder Machinery h\u1ee3p t\u00e1c v\u1edbi c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t t\u1ea1i khu v\u1ef1c GCC cung c\u1ea5p nguy\u00ean li\u1ec7u cho th\u1ecb tr\u01b0\u1eddng nh\u1ef1a, s\u01a1n, gi\u1ea5y v\u00e0 x\u00e2y d\u1ef1ng. Cho d\u00f9 b\u1ea1n \u0111ang n\u00e2ng c\u1ea5p t\u1eeb h\u1ec7 th\u1ed1ng nghi\u1ec1n h\u1edf, c\u1ed1 g\u1eafng \u0111\u1ea1t \u0111\u01b0\u1ee3c ti\u00eau chu\u1ea9n D97 kh\u1eaft khe h\u01a1n, hay chuy\u1ec3n \u0111\u1ed5i gi\u1eefa c\u00e1c lo\u1ea1i s\u1ea3n ph\u1ea9m kh\u00e1c nhau, ch\u00fang t\u00f4i \u0111\u1ec1u c\u00f3 th\u1ec3 ch\u1ea1y th\u1eed nguy\u00ean li\u1ec7u c\u1ee7a b\u1ea1n t\u1ea1i c\u01a1 s\u1edf th\u1eed nghi\u1ec7m v\u00e0 \u0111\u01b0a ra c\u00e1c khuy\u1ebfn ngh\u1ecb v\u1ec1 th\u00f4ng s\u1ed1 c\u1ee5 th\u1ec3. T\u01b0 v\u1ea5n quy tr\u00ecnh v\u00e0 th\u1eed nghi\u1ec7m v\u1eadt li\u1ec7u mi\u1ec5n ph\u00ed tr\u01b0\u1edbc khi cam k\u1ebft mua thi\u1ebft b\u1ecb.<strong>\u00a0\u00a0<\/strong><br><strong>Y\u00eau c\u1ea7u t\u01b0 v\u1ea5n mi\u1ec5n ph\u00ed: www.nonmetallic-ore.com\/contact\u00a0\u00a0<\/strong><br><strong>Kh\u00e1m ph\u00e1 d\u00f2ng s\u1ea3n ph\u1ea9m m\u00e1y ph\u00e2n lo\u1ea1i kh\u00ed GCC c\u1ee7a ch\u00fang t\u00f4i: www.nonmetallic-ore.com<\/strong><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<figure class=\"wp-block-embed aligncenter 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<iframe title=\"C\u00e1ch ch\u1ecdn m\u00e1y ph\u00e2n lo\u1ea1i kh\u00f4ng kh\u00ed CTC? H\u01b0\u1edbng d\u1eabn c\u1ee7a EPIC gi\u00fap b\u1ea1n hi\u1ec3u r\u00f5 h\u01a1n nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a m\u00e1y ph\u00e2n lo\u1ea1i CTC.\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/LEHIc9WkkvM?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>\n<\/div><\/figure>\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><a href=\"https:\/\/www.nonmetallic-ore.com\/vi\/machines\/\">B\u1ed9t Epic<\/a>V\u1edbi h\u01a1n 20 n\u0103m kinh nghi\u1ec7m trong ng\u00e0nh c\u00f4ng nghi\u1ec7p b\u1ed9t si\u00eau m\u1ecbn, ch\u00fang t\u00f4i t\u00edch c\u1ef1c th\u00fac \u0111\u1ea9y s\u1ef1 ph\u00e1t tri\u1ec3n t\u01b0\u01a1ng lai c\u1ee7a b\u1ed9t si\u00eau m\u1ecbn, t\u1eadp trung v\u00e0o c\u00e1c quy tr\u00ecnh nghi\u1ec1n, xay, ph\u00e2n lo\u1ea1i v\u00e0 c\u1ea3i ti\u1ebfn b\u1ed9t si\u00eau m\u1ecbn. Li\u00ean h\u1ec7 v\u1edbi ch\u00fang t\u00f4i \u0111\u1ec3 \u0111\u01b0\u1ee3c t\u01b0 v\u1ea5n mi\u1ec5n ph\u00ed v\u00e0 c\u00e1c gi\u1ea3i ph\u00e1p t\u00f9y ch\u1ec9nh! \u0110\u1ed9i ng\u0169 chuy\u00ean gia c\u1ee7a ch\u00fang t\u00f4i cam k\u1ebft cung c\u1ea5p c\u00e1c s\u1ea3n ph\u1ea9m v\u00e0 d\u1ecbch v\u1ee5 ch\u1ea5t l\u01b0\u1ee3ng cao \u0111\u1ec3 t\u1ed1i \u0111a h\u00f3a gi\u00e1 tr\u1ecb qu\u00e1 tr\u00ecnh gia c\u00f4ng b\u1ed9t c\u1ee7a b\u1ea1n. Epic Powder \u2013 Chuy\u00ean gia gia c\u00f4ng b\u1ed9t \u0111\u00e1ng tin c\u1eady c\u1ee7a b\u1ea1n!\u00a0<\/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=\"602\" height=\"602\" src=\"https:\/\/www.nonmetallic-ore.com\/wp-content\/uploads\/2025\/11\/Mr-Wang.webp\" alt=\"\u00d4ng V\u01b0\u01a1ng\" class=\"wp-image-3612\" style=\"width:150px;height:150px\" 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 class=\"has-medium-font-size\">C\u1ea3m \u01a1n b\u1ea1n \u0111\u00e3 \u0111\u1ecdc. T\u00f4i hy v\u1ecdng b\u00e0i vi\u1ebft c\u1ee7a t\u00f4i c\u00f3 \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 \u0111\u1ea1i di\u1ec7n kh\u00e1ch h\u00e0ng tr\u1ef1c tuy\u1ebfn c\u1ee7a EPIC Powder <strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-ast-global-color-1-color\">Zelda<\/mark><\/strong> \u0111\u1ec3 bi\u1ebft th\u00eam b\u1ea5t k\u1ef3 th\u00f4ng tin n\u00e0o kh\u00e1c.\u201d<\/p>\n<cite>                                                                                                                                      \u2014 <strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-ast-global-color-1-color\">Jason Wang<\/mark><\/strong>, <em>K\u1ef9 s\u01b0<\/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\/3744#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\/3744#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> t\u00e1ch<\/span>\u3002<\/span><label><input aria-label=\"1\" type=\"radio\" name=\"kc_captcha\" value=\"bot\" \/><svg aria-hidden=\"true\" role=\"img\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 512 512\"><path fill=\"currentColor\" d=\"M500 168h-55l-8-21a127 127 0 00-120-83H195a127 127 0 00-120 83l-8 21H12c-8 0-14 8-11 16l8 24a12 12 0 0011 8h29a64 64 0 00-33 56v48c0 16 6 31 16 42v62c0 13 11 24 24 24h48c13 0 24-11 24-24v-40h256v40c0 13 11 24 24 24h48c13 0 24-11 24-24v-62c10-11 16-26 16-42v-48c0-24-13-45-33-56h29a12 12 0 0011-8l8-24c3-8-3-16-11-16zm-365 2c9-25 33-42 60-42h122c27 0 51 17 60 42l15 38H120l15-38zM88 328a32 32 0 010-64c18 0 48 30 48 48s-30 16-48 16zm336 0c-18 0-48 2-48-16s30-48 48-48 32 14 32 32-14 32-32 32z\"\/><\/svg><\/label><label><input aria-label=\"2\" type=\"radio\" name=\"kc_captcha\" value=\"kc_human\" \/><svg aria-hidden=\"true\" role=\"img\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 640 512\"><path fill=\"currentColor\" d=\"M192 384h192c53 0 96-43 96-96h32a128 128 0 000-256H120c-13 0-24 11-24 24v232c0 53 43 96 96 96zM512 96a64 64 0 010 128h-32V96h32zm48 384H48c-47 0-61-64-36-64h584c25 0 11 64-36 64z\"\/><\/svg><\/label><label><input aria-label=\"3\" type=\"radio\" name=\"kc_captcha\" value=\"bot\" \/><svg aria-hidden=\"true\" role=\"img\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 384 512\"><path fill=\"currentColor\" d=\"M377 375l-83-87h34c21 0 32-25 17-40l-82-88h33c21 0 32-25 18-40L210 8c-10-11-26-11-36 0L70 120c-14 15-3 40 18 40h33l-82 88c-15 15-4 40 17 40h34L7 375c-15 16-4 41 17 41h120c0 33-11 49-34 68-12 9-5 28 10 28h144c15 0 22-19 10-28-20-16-34-32-34-68h120c21 0 32-25 17-41z\"\/><\/svg><\/label>\r\n    <\/span>\r\n    <span style=\"display:none\">\r\n        <input type=\"text\" name=\"kc_honeypot\">\r\n    <\/span><\/span><\/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>","protected":false},"excerpt":{"rendered":"<p>H\u1ea7u h\u1ebft c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t \u1edf v\u00f9ng V\u1ecbnh t\u1eadp trung s\u1ef1 ch\u00fa \u00fd v\u00e0o m\u00e1y nghi\u1ec1n \u2013 c\u00f4ng su\u1ea5t \u0111\u1ed9ng c\u01a1 m\u00e1y nghi\u1ec1n bi, v\u1eadt li\u1ec7u nghi\u1ec1n, v\u1eadt li\u1ec7u l\u00f3t. B\u1ed9 ph\u1eadn ph\u00e2n lo\u1ea1i \u00edt \u0111\u01b0\u1ee3c quan t\u00e2m h\u01a1n. Tuy nhi\u00ean, ch\u00ednh b\u1ed9 ph\u1eadn ph\u00e2n lo\u1ea1i m\u1edbi l\u00e0 y\u1ebfu t\u1ed1 quy\u1ebft \u0111\u1ecbnh s\u1ef1 ph\u00e2n b\u1ed1 k\u00edch th\u01b0\u1edbc h\u1ea1t c\u1ee7a s\u1ea3n ph\u1ea9m. M\u00e1y nghi\u1ec1n t\u1ea1o ra nhi\u1ec1u k\u00edch th\u01b0\u1edbc h\u1ea1t kh\u00e1c nhau. 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