{"id":127225,"date":"2023-05-22T16:20:09","date_gmt":"2023-05-22T08:20:09","guid":{"rendered":"https:\/\/www.alpapowder.com\/127225\/"},"modified":"2023-05-22T16:20:10","modified_gmt":"2023-05-22T08:20:10","slug":"uu-diem-cua-bot-silicon-kim-loai-lam-vat-lieu-chiu-lua","status":"publish","type":"post","link":"https:\/\/www.alpapowder.com\/vi\/127225\/","title":{"rendered":"\u01afu \u0111i\u1ec3m c\u1ee7a b\u1ed9t silicon kim lo\u1ea1i l\u00e0m v\u1eadt li\u1ec7u ch\u1ecbu l\u1eeda"},"content":{"rendered":"

\"\"<\/p>\n

C\u00e1c t\u00ednh n\u0103ng c\u1ee7a b\u1ed9t silicon kim lo\u1ea1i:<\/p>\n

1. Ch\u1ecbu nhi\u1ec7t \u0111\u1ed9 cao<\/p>\n

B\u1ed9t silicon<\/a> kim lo\u1ea1i c\u00f3 kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t \u0111\u1ed9 cao m\u1ea1nh m\u1ebd, do \u0111\u00f3, vi\u1ec7c b\u1ed5 sung m\u1ed9t l\u01b0\u1ee3ng b\u1ed9t silicon kim lo\u1ea1i th\u00edch h\u1ee3p nhi\u1ec1u l\u1ea7n trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t v\u1eadt li\u1ec7u ch\u1ecbu l\u1eeda v\u00e0 luy\u1ec7n kim b\u1ed9t c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3 kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t \u0111\u1ed9 cao.<\/p>\n

2. Ch\u1ed1ng m\u00e0i m\u00f2n<\/p>\n

Th\u00f4ng th\u01b0\u1eddng, ch\u00fang t\u00f4i th\u00eam b\u1ed9t silicon<\/a> kim lo\u1ea1i v\u00e0o qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t m\u1ed9t s\u1ed1 v\u1eadt \u0111\u00fac ch\u1ecbu m\u00e0i m\u00f2n \u0111\u1ec3 c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t ch\u1ed1ng m\u00e0i m\u00f2n c\u1ee7a v\u1eadt \u0111\u00fac.<\/p>\n

3. Kh\u1eed oxy<\/p>\n

B\u1ed9t silicon<\/a> kim lo\u1ea1i, nh\u01b0 t\u00ean cho th\u1ea5y, ch\u1ee9a m\u1ed9t l\u01b0\u1ee3ng silicon nh\u1ea5t \u0111\u1ecbnh, c\u00f3 th\u1ec3 c\u00f3 \u00e1i l\u1ef1c v\u1edbi oxy \u0111\u1ec3 t\u1ea1o th\u00e0nh silicon dioxide, l\u00e0m gi\u1ea3m ph\u1ea3n \u1ee9ng n\u00f3ng ch\u1ea3y trong qu\u00e1 tr\u00ecnh kh\u1eed oxy v\u00e0 \u0111\u1ea3m b\u1ea3o an to\u00e0n cho qu\u00e1 tr\u00ecnh kh\u1eed oxy!<\/p>\n

Ngo\u00e0i ra, b\u1ed9t silicon<\/a> kim lo\u1ea1i c\u0169ng \u0111\u00e3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong ng\u00e0nh \u0111\u00fac luy\u1ec7n kim. Trong s\u1ea3n xu\u1ea5t th\u00e9p, b\u1ed9t silicon<\/a> kim lo\u1ea1i c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m ch\u1ea5t kh\u1eed oxy, ph\u1ee5 gia h\u1ee3p kim, v.v., v\u00e0 hi\u1ec7u qu\u1ea3 r\u1ea5t r\u00f5 r\u00e0ng.<\/p>\n

Kh\u00f3i silicon<\/a> v\u00e0 kh\u00f3i silicon kim lo\u1ea1i l\u00e0 hai s\u1ea3n ph\u1ea9m ho\u00e0n to\u00e0n kh\u00e1c nhau. Tr\u00ean th\u1ef1c t\u1ebf, hai s\u1ea3n ph\u1ea9m n\u00e0y th\u01b0\u1eddng b\u1ecb nh\u1ea7m l\u1eabn v\u00ec ch\u00fang c\u00f3 m\u1ed1i li\u00ean h\u1ec7 ch\u1eb7t ch\u1ebd v\u1edbi nhau.<\/p>\n

Silica<\/a> fume m\u00e0 ch\u00fang ta th\u01b0\u1eddng n\u00f3i c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 silica fume v\u00e0 micro silica fume. \u0110\u00f3 l\u00e0 b\u1ed3 h\u00f3ng \u0111\u01b0\u1ee3c thu h\u1ed3i t\u1eeb qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t silicon<\/a> kim lo\u1ea1i ho\u1eb7c h\u1ee3p kim ferro. Do h\u00e0m l\u01b0\u1ee3ng silica<\/a> cao, c\u00e1c h\u1ea1t c\u1ef1c m\u1ecbn v\u00e0 ho\u1ea1t t\u00ednh cao, n\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong b\u00ea t\u00f4ng, v\u1eadt li\u1ec7u ch\u1ecbu l\u1eeda, cao su, s\u01a1n, v.v. C\u00f3 r\u1ea5t nhi\u1ec1u \u1ee9ng d\u1ee5ng trong c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p nh\u01b0.<\/p>\n

Th\u00e0nh ph\u1ea7n ch\u00ednh c\u1ee7a b\u1ed9t silic kim lo\u1ea1i l\u00e0 silic tinh th\u1ec3 (Si). D\u1ea1ng ban \u0111\u1ea7u c\u1ee7a n\u00f3 l\u00e0 c\u1ee5c, v\u00e0 n\u00f3 tr\u1edf th\u00e0nh b\u1ed9t sau khi \u0111\u01b0\u1ee3c nghi\u1ec1n ho\u1eb7c nghi\u1ec1n, \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p nh\u01b0 v\u1eadt li\u1ec7u ch\u1ecbu l\u1eeda.<\/p>\n

L\u00fd do t\u1ea1i sao b\u1ed9t silicon<\/a> kim lo\u1ea1i \u0111\u01b0\u1ee3c bi\u1ebfn th\u00e0nh b\u1ed9t l\u00e0 v\u00ec n\u00f3 \u0111\u01b0\u1ee3c nghi\u1ec1n v\u1ec1 m\u1eb7t v\u1eadt l\u00fd v\u00e0 b\u1ed9t silicon \u0111\u01b0\u1ee3c h\u00ecnh th\u00e0nh m\u1ed9t c\u00e1ch t\u1ef1 nhi\u00ean trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t.<\/p>\n

Th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc r\u1ea5t kh\u00e1c nhau. B\u1ed9t silic ch\u1ee7 y\u1ebfu l\u00e0 silic dioxit, v\u00e0 th\u00e0nh ph\u1ea7n ch\u00ednh c\u1ee7a silic kim lo\u1ea1i l\u00e0 nguy\u00ean t\u1ed1 SI.<\/p>\n

Kh\u00f3i silic kim lo\u1ea1i n\u00f3i chung l\u00e0 tr\u01a1, trong khi kh\u00f3i silic l\u00e0 m\u1ed9t ch\u1ea5t pozzolan. M\u00e0u c\u1ee7a b\u1ed9t silicon<\/a> kim lo\u1ea1i th\u01b0\u1eddng t\u01b0\u01a1ng \u0111\u1ed1i \u1ed5n \u0111\u1ecbnh, trong khi m\u00e0u c\u1ee7a b\u1ed9t silicon thay \u0111\u1ed5i r\u1ea5t nhi\u1ec1u t\u1eeb tr\u1eafng sang \u0111en. Silica<\/a> fume \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i. Gi\u00e1 c\u1ee7a kh\u00f3i silic kim lo\u1ea1i r\u1ea5t cao, g\u1ea5p nhi\u1ec1u l\u1ea7n so v\u1edbi kh\u00f3i silic si\u00eau nh\u1ecf<\/p>\n","protected":false},"excerpt":{"rendered":"

Silica fume m\u00e0 ch\u00fang ta th\u01b0\u1eddng n\u00f3i c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 silica fume v\u00e0 micro silica fume. \u0110\u00f3 l\u00e0 b\u1ed3 h\u00f3ng \u0111\u01b0\u1ee3c thu h\u1ed3i t\u1eeb qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t silicon kim lo\u1ea1i ho\u1eb7c h\u1ee3p kim ferro.<\/p>\n","protected":false},"author":7,"featured_media":127187,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[852],"tags":[],"class_list":["post-127225","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cong-nghiep-tin-tuc-vi"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/posts\/127225","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/comments?post=127225"}],"version-history":[{"count":0,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/posts\/127225\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/media\/127187"}],"wp:attachment":[{"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/media?parent=127225"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/categories?post=127225"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/tags?post=127225"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}