{"id":111262,"date":"2021-09-10T13:51:20","date_gmt":"2021-09-10T05:51:20","guid":{"rendered":"https:\/\/www.alpapowder.com\/111262\/"},"modified":"2021-09-10T13:51:20","modified_gmt":"2021-09-10T05:51:20","slug":"dac-diem-va-ung-dung-cua-vat-lieu-gom-tien-tien-soi-cacbua-silic","status":"publish","type":"post","link":"https:\/\/www.alpapowder.com\/vi\/111262\/","title":{"rendered":"\u0110\u1eb7c \u0111i\u1ec3m v\u00e0 \u1ee9ng d\u1ee5ng c\u1ee7a v\u1eadt li\u1ec7u g\u1ed1m ti\u00ean ti\u1ebfn – s\u1ee3i cacbua silic"},"content":{"rendered":"

G\u1ed1m s\u1ee9 cao c\u1ea5p c\u00f3 c\u00e1c \u0111\u1eb7c t\u00ednh tuy\u1ec7t v\u1eddi nh\u01b0 ch\u1ecbu nhi\u1ec7t \u0111\u1ed9 cao, \u0111\u1ed9 b\u1ec1n v\u00e0 \u0111\u1ed9 c\u1ee9ng cao, tr\u1ecdng l\u01b0\u1ee3ng t\u01b0\u01a1ng \u0111\u1ed1i nh\u1eb9 v\u00e0 ch\u1ed1ng \u0103n m\u00f2n, nh\u01b0ng ch\u00fang c\u0169ng c\u00f3 m\u1ed9t g\u00f3t ch\u00e2n Achilles v\u1ed1n c\u00f3: \u0111\u1ed9 gi\u00f2n. Vi\u1ec7c s\u1eed d\u1ee5ng s\u1ee3i g\u1ed1m li\u00ean t\u1ee5c c\u00f3 \u0111\u1ed9 b\u1ec1n cao, m\u00f4 \u0111un cao v\u00e0 h\u1ed7n h\u1ee3p ma tr\u1eadn l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p hi\u1ec7u qu\u1ea3 \u0111\u1ec3 c\u1ea3i thi\u1ec7n \u0111\u1ed9 b\u1ec1n v\u00e0 \u0111\u1ed9 tin c\u1eady c\u1ee7a g\u1ed1m.<\/p>\n

\"\"<\/p>\n

Hi\u1ec7n nay, thi\u1ebft b\u1ecb m\u00e1y nghi\u1ec1n ph\u1ea3n l\u1ef1c \u0111\u00e3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 chu\u1ea9n b\u1ecb nhi\u1ec1u v\u1eadt li\u1ec7u g\u1ed1m ti\u00ean ti\u1ebfn. Tuy nhi\u00ean, v\u1eadt li\u1ec7u t\u1ed5ng h\u1ee3p ma tr\u1eadn g\u1ed1m \u0111\u01b0\u1ee3c gia c\u1ed1 b\u1eb1ng s\u1ee3i ch\u1ee7 y\u1ebfu \u0111\u1ec1 c\u1eadp \u0111\u1ebfn v\u1eadt li\u1ec7u t\u1ed5ng h\u1ee3p \u0111\u01b0\u1ee3c l\u00e0m b\u1eb1ng s\u1ee3i carbon, s\u1ee3i graphite, s\u1ee3i silic cacbua, s\u1ee3i silic nitrit, s\u1ee3i zirconia, v.v. \u0111\u1ec3 t\u0103ng c\u01b0\u1eddng oxit magi\u00ea, oxit silic, silic nitrit, oxit nh\u00f4m, zirconia, v.v. .V\u1eadt li\u1ec7u c\u00f3 \u0111\u1eb7c t\u00ednh l\u00e0 c\u01b0\u1eddng \u0111\u1ed9 ch\u1ecbu n\u00e9n \u1edf nhi\u1ec7t \u0111\u1ed9 cao, m\u00f4 \u0111un \u0111\u00e0n h\u1ed3i cao, ch\u1ed1ng oxi h\u00f3a m\u1ea1nh, ch\u1ecbu va \u0111\u1eadp t\u1ed1t.<\/p>\n

S\u1ee3i silicon<\/a> cacbua l\u00e0 m\u1ed9t lo\u1ea1i s\u1ee3i g\u1ed1m c\u00f3 \u0111\u1ed9 b\u1ec1n k\u00e9o cao, ch\u1ed1ng r\u00e3o, ch\u1ecbu nhi\u1ec7t \u0111\u1ed9 cao, ch\u1ed1ng oxy h\u00f3a v\u00e0 t\u01b0\u01a1ng th\u00edch t\u1ed1t v\u1edbi ma tr\u1eadn g\u1ed1m. N\u00f3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c l\u0129nh v\u1ef1c c\u00f4ng ngh\u1ec7 cao nh\u01b0 h\u00e0ng kh\u00f4ng v\u0169 tr\u1ee5, h\u00e0ng kh\u00f4ng, v\u0169 kh\u00ed, \u0111\u00f3ng t\u00e0u v\u00e0 c\u00f4ng nghi\u1ec7p h\u1ea1t nh\u00e2n. N\u00f3 c\u00f3 tri\u1ec3n v\u1ecdng \u1ee9ng d\u1ee5ng r\u1ed9ng r\u00e3i.<\/p>\n

Ph\u01b0\u01a1ng ph\u00e1p thi\u00eau k\u1ebft b\u1ed9t si\u00eau m\u1ecbn ch\u1ee7 y\u1ebfu d\u1ef1a tr\u00ean b\u1ed9t cacbua silic l\u00e0m nguy\u00ean li\u1ec7u th\u00f4, th\u00eam m\u1ed9t l\u01b0\u1ee3ng ch\u1ea5t k\u1ebft d\u00ednh v\u00e0 ch\u1ea5t tr\u1ee3 thi\u00eau k\u1ebft nh\u1ea5t \u0111\u1ecbnh (B, Al2<\/sub>O3<\/sub>, v.v.), th\u00f4ng qua tr\u1ed9n v\u1eadt l\u00fd, k\u00e9o s\u1ee3i kh\u00f4 ho\u1eb7c k\u00e9o s\u1ee3i n\u00f3ng ch\u1ea3y \u0111\u1ec3 t\u1ea1o ra s\u1ee3i th\u00f4. t\u01a1 t\u1eb1m \u0111\u01b0\u1ee3c x\u1eed l\u00fd nhi\u1ec7t \u1edf nhi\u1ec7t \u0111\u1ed9 cao \u0111\u1ec3 thu \u0111\u01b0\u1ee3c s\u1ee3i silic cacbua. S\u1ee3i cacbua silic \u0111\u01b0\u1ee3c \u0111i\u1ec1u ch\u1ebf b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p n\u00e0y c\u00f3 kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t \u0111\u1ed9 cao v\u00e0 ch\u1ed1ng r\u00e3o t\u1ed1t h\u01a1n, nh\u01b0ng \u0111\u01b0\u1eddng k\u00ednh s\u1ee3i l\u1edbn h\u01a1n v\u00e0 \u0111\u1ed9 b\u1ec1n th\u1ea5p h\u01a1n, \u0111i\u1ec1u n\u00e0y kh\u00f4ng c\u00f3 l\u1ee3i cho \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p.<\/p>\n

S\u1ee3i cacbua silic c\u00f3 \u01b0u \u0111i\u1ec3m l\u00e0 ch\u1ed1ng r\u00e3o t\u1ed1t, ch\u1ed1ng oxy h\u00f3a, ch\u1ed1ng \u0103n m\u00f2n h\u00f3a h\u1ecdc v\u00e0 t\u01b0\u01a1ng th\u00edch v\u1edbi ma tr\u1eadn g\u1ed1m. N\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nh\u01b0 m\u1ed9t v\u1eadt li\u1ec7u c\u1ea5u tr\u00fac nhi\u1ec7t \u0111\u1ed9 cao c\u1ee7a v\u1eadt li\u1ec7u t\u1ed5ng h\u1ee3p ma tr\u1eadn g\u1ed1m \u0111\u01b0\u1ee3c gia c\u1ed1 b\u1eb1ng s\u1ee3i v\u00e0 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong h\u00e0ng kh\u00f4ng v\u0169 tr\u1ee5 v\u00e0 c\u00e1c l\u0129nh v\u1ef1c kh\u00e1c.<\/p>\n

Ngo\u00e0i ra, v\u1eadt li\u1ec7u composite ma tr\u1eadn kim lo\u1ea1i \u0111\u01b0\u1ee3c gia c\u1ed1 b\u1eb1ng s\u1ee3i cacbua silic c\u00f3 hi\u1ec7u su\u1ea5t t\u1ed1t h\u01a1n v\u1ec1 \u0111\u1ed9 b\u1ec1n ri\u00eang, \u0111\u1ed9 c\u1ee9ng ri\u00eang, h\u1ec7 s\u1ed1 gi\u00e3n n\u1edf nhi\u1ec7t, d\u1eabn nhi\u1ec7t v\u00e0 ch\u1ed1ng m\u00e0i m\u00f2n. N\u00f3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong h\u00e0ng kh\u00f4ng v\u0169 tr\u1ee5, v\u0169 kh\u00ed v\u00e0 thi\u1ebft b\u1ecb qu\u00e2n s\u1ef1, thi\u1ebft b\u1ecb th\u1ec3 thao, \u00f4 t\u00f4, v.v … Ng\u00e0nh c\u00f4ng nghi\u1ec7p d\u00e2n d\u1ee5ng c\u00f3 nhi\u1ec1u tri\u1ec3n v\u1ecdng \u1ee9ng d\u1ee5ng.<\/p>\n

 <\/p>\n

Ngu\u1ed3n b\u00e0i vi\u1ebft: China Powder Network<\/p>\n","protected":false},"excerpt":{"rendered":"

G\u1ed1m s\u1ee9 cao c\u1ea5p c\u00f3 c\u00e1c \u0111\u1eb7c t\u00ednh tuy\u1ec7t v\u1eddi nh\u01b0 ch\u1ecbu nhi\u1ec7t \u0111\u1ed9 cao, \u0111\u1ed9 b\u1ec1n v\u00e0 \u0111\u1ed9 c\u1ee9ng cao, tr\u1ecdng l\u01b0\u1ee3ng t\u01b0\u01a1ng \u0111\u1ed1i nh\u1eb9 v\u00e0 ch\u1ed1ng \u0103n m\u00f2n, nh\u01b0ng ch\u00fang c\u0169ng c\u00f3 m\u1ed9t g\u00f3t ch\u00e2n Achilles v\u1ed1n c\u00f3: \u0111\u1ed9 gi\u00f2n. Vi\u1ec7c s\u1eed d\u1ee5ng s\u1ee3i g\u1ed1m li\u00ean t\u1ee5c c\u00f3 \u0111\u1ed9 b\u1ec1n cao, m\u00f4 \u0111un cao v\u00e0 h\u1ed7n h\u1ee3p ma tr\u1eadn l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p hi\u1ec7u qu\u1ea3 \u0111\u1ec3 c\u1ea3i thi\u1ec7n \u0111\u1ed9 b\u1ec1n v\u00e0 \u0111\u1ed9 tin c\u1eady c\u1ee7a g\u1ed1m.<\/p>\n","protected":false},"author":6,"featured_media":111233,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[830],"tags":[],"class_list":["post-111262","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-industry-news"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/posts\/111262","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\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/comments?post=111262"}],"version-history":[{"count":0,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/posts\/111262\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/media\/111233"}],"wp:attachment":[{"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/media?parent=111262"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/categories?post=111262"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/tags?post=111262"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}