{"id":110305,"date":"2021-08-25T15:27:27","date_gmt":"2021-08-25T07:27:27","guid":{"rendered":"https:\/\/www.alpapowder.com\/110305\/"},"modified":"2021-08-25T15:27:27","modified_gmt":"2021-08-25T07:27:27","slug":"cac-loai-bi-phuong-tien-mai","status":"publish","type":"post","link":"https:\/\/www.alpapowder.com\/vi\/110305\/","title":{"rendered":"C\u00e1c lo\u1ea1i bi ph\u01b0\u01a1ng ti\u1ec7n m\u00e0i"},"content":{"rendered":"<p>Khi m\u00e1y nghi\u1ec1n bi ho\u1ea1t \u0111\u1ed9ng, n\u00f3 d\u1ef1a v\u00e0o t\u00e1c \u0111\u1ed9ng v\u00e0 t\u00e1c \u0111\u1ed9ng nghi\u1ec1n c\u1ee7a m\u00f4i ch\u1ea5t l\u00ean v\u1eadt li\u1ec7u \u0111\u1ec3 ho\u00e0n th\u00e0nh qu\u00e1 tr\u00ecnh nghi\u1ec1n v\u1eadt li\u1ec7u. Trong qu\u00e1 tr\u00ecnh c\u01a1 h\u1ecdc c\u1ee7a ph\u01b0\u01a1ng ti\u1ec7n nghi\u1ec1n v\u1eadt li\u1ec7u, m\u00f4i tr\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m m\u00f4i tr\u01b0\u1eddng n\u0103ng l\u01b0\u1ee3ng \u0111\u1ec3 chuy\u1ec3n \u0111\u1ed5i n\u0103ng l\u01b0\u1ee3ng b\u00ean ngo\u00e0i th\u00e0nh c\u00f4ng vi\u1ec7c nghi\u1ec1n n\u00e1t v\u1eadt li\u1ec7u. V\u00e0 \u0111\u00f3ng vai tr\u00f2 nghi\u1ec1n n\u00e1t nguy\u00ean li\u1ec7u.<\/p>\n<h4>B\u00f3ng ph\u01b0\u01a1ng ti\u1ec7n m\u00e0i kim lo\u1ea1i<\/h4>\n<p>T\u1eeb nh\u1eefng n\u0103m 1980, bi m\u00e0i gang h\u1ee3p kim crom, bi m\u00e0i gang h\u1ee3p kim th\u1ea5p \u0111a nguy\u00ean t\u1ed1, bi th\u00e9p t\u00f4i luy\u1ec7n nhi\u1ec7t th\u1ea3i h\u1ee3p kim th\u1ea5p cacbon trung b\u00ecnh v\u00e0 cao kh\u00e1c nhau, bi m\u00e0i th\u00e9p r\u00e8n v\u00e0 c\u00e1n ngu\u1ed9i bainite, v\u00e0 s\u1eaft d\u1ebbo ma tr\u1eadn nhi\u1ec1u pha bi m\u00e0i \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n li\u00ean ti\u1ebfp.<\/p>\n<h4>B\u00f3ng ph\u01b0\u01a1ng ti\u1ec7n m\u00e0i phi kim lo\u1ea1i<\/h4>\n<ul>\n<li><strong>Ph\u01b0\u01a1ng ti\u1ec7n m\u00e0i b\u00f3ng \u0111\u00e1 t\u1ef1 nhi\u00ean<\/strong><\/li>\n<\/ul>\n<p>Ph\u01b0\u01a1ng ti\u1ec7n m\u00e0i b\u00f3ng \u0111\u00e1 t\u1ef1 nhi\u00ean ch\u1ee7 y\u1ebfu \u0111\u1ec1 c\u1eadp \u0111\u1ebfn c\u00e1c v\u1eadt li\u1ec7u t\u1ef1 nhi\u00ean nh\u01b0 <a class=\"wpil_keyword_link\" href=\"https:\/\/www.alpapowder.com\/projects\/minerals\/\"   title=\"silica\" data-wpil-keyword-link=\"linked\">silica<\/a>, s\u1ecfi bi\u1ec3n v\u00e0 \u0111\u00e1 cu\u1ed9i. Trong nh\u1eefng n\u0103m g\u1ea7n \u0111\u00e2y, v\u1edbi s\u1ef1 c\u1ea1n ki\u1ec7t ng\u00e0y c\u00e0ng nhi\u1ec1u c\u1ee7a \u0111\u00e1 b\u00f3ng t\u1ef1 nhi\u00ean cao c\u1ea5p v\u00e0 s\u1ef1 ph\u00e1t tri\u1ec3n nhanh ch\u00f3ng c\u1ee7a ng\u00e0nh c\u00f4ng nghi\u1ec7p g\u1ed1m s\u1ee9, v\u1eadt li\u1ec7u m\u00e0i \u0111\u00e1 b\u00f3ng t\u1ef1 nhi\u00ean v\u1ec1 c\u01a1 b\u1ea3n \u0111\u00e3 \u0111\u01b0\u1ee3c thay th\u1ebf b\u1eb1ng v\u1eadt li\u1ec7u m\u00e0i nh\u00e2n t\u1ea1o.<\/p>\n<p><img decoding=\"async\" class=\"wp-image-110252 size-full aligncenter\" src=\"https:\/\/www.alpapowder.com\/wp-content\/uploads\/2021\/08\/Ball-iron.jpg\" alt=\"\" width=\"1000\" height=\"500\" srcset=\"https:\/\/www.alpapowder.com\/wp-content\/uploads\/2021\/08\/Ball-iron.jpg 1000w, https:\/\/www.alpapowder.com\/wp-content\/uploads\/2021\/08\/Ball-iron-300x150.jpg 300w, https:\/\/www.alpapowder.com\/wp-content\/uploads\/2021\/08\/Ball-iron-768x384.jpg 768w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/p>\n<ul>\n<li><strong><b>SiO<\/b><sub><b>2\u00a0<\/b><\/sub>m\u00e0i b\u00f3ng ph\u01b0\u01a1ng ti\u1ec7n<\/strong><\/li>\n<\/ul>\n<p>C\u00f3 hai lo\u1ea1i b\u00f3ng m\u00e0i SiO<sub>2<\/sub>\u00a0: b\u00f3ng m\u00e3 n\u00e3o t\u1ef1 nhi\u00ean v\u00e0 b\u00f3ng th\u1ee7y tinh l\u00e0m b\u1eb1ng th\u1ea1ch anh. \u0110\u00e1 m\u00e0i m\u00e3 n\u00e3o t\u1ef1 nhi\u00ean r\u1ea5t \u0111\u1eaft v\u00e0 kh\u00f3 s\u1eed d\u1ee5ng trong c\u00f4ng nghi\u1ec7p s\u1ea3n xu\u1ea5t g\u1ed1m s\u1ee9. Ch\u00fang ch\u1ec9 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c th\u00ed nghi\u1ec7m v\u00e0 m\u1ed9t s\u1ed1 ng\u00e0nh c\u00f4ng nghi\u1ec7p \u0111\u1eb7c bi\u1ec7t, s\u1ed1 l\u01b0\u1ee3ng r\u1ea5t \u00edt. C\u00e1c vi\u00ean bi th\u1ee7y tinh th\u1ea1ch anh \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 m\u00e0i c\u00f3 m\u1eadt \u0111\u1ed9 th\u1ea5p, \u0111\u1ed9 m\u00e0i m\u00f2n cao, hi\u1ec7u qu\u1ea3 m\u00e0i th\u1ea5p v\u00e0 d\u1ec5 v\u1ee1. Ngo\u1ea1i tr\u1eeb vi\u1ec7c nghi\u1ec1n b\u1ed9t th\u1ea1ch anh v\u00e0 m\u1ed9t s\u1ed1 lo\u1ea1i b\u1ed9t \u0111\u1eb7c bi\u1ec7t, kh\u00f4ng c\u00f3 th\u1ee7y tinh th\u1ea1ch anh n\u00e0o \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 nghi\u1ec1n c\u00e1c lo\u1ea1i b\u1ed9t g\u1ed1m kh\u00e1c. Xay b\u00f3ng.<\/p>\n<ul>\n<li><strong>B\u00f3ng ph\u01b0\u01a1ng ti\u1ec7n m\u00e0i <b>AI<\/b><sub><b>2<\/b><\/sub><b>O<\/b><sub><b>3\u00a0<\/b><\/sub><\/strong><\/li>\n<\/ul>\n<p>B\u00f3ng ph\u01b0\u01a1ng ti\u1ec7n m\u00e0i AI<sub>2<\/sub>O<sub>3<\/sub> l\u00e0 m\u1ed9t lo\u1ea1i b\u00f3ng g\u1ed1m v\u1edbi th\u00e0nh ph\u1ea7n ch\u00ednh l\u00e0 AI<sub>2<\/sub>O<sub>3<\/sub>\u00a0, c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 b\u00f3ng g\u1ed1m AI<sub>2<\/sub>O<sub>3<\/sub> . Do g\u1ed1m AI<sub>2<\/sub>O<sub>3<\/sub> c\u00f3 c\u00e1c \u0111\u1eb7c t\u00ednh tuy\u1ec7t v\u1eddi nh\u01b0 ch\u1ed1ng m\u00e0i m\u00f2n, ch\u1ed1ng \u0103n m\u00f2n, ch\u1ecbu nhi\u1ec7t \u0111\u1ed9 cao, ch\u1ed1ng va \u0111\u1eadp, &#8230; n\u00ean b\u00f3ng g\u1ed1m AI<sub>2<\/sub>O<sub>3<\/sub>\u00a0\u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong nguy\u00ean li\u1ec7u c\u1ee7a xi m\u0103ng tr\u1eafng, ch\u1ebf bi\u1ebfn kho\u00e1ng s\u1ea3n, g\u1ed1m s\u1ee9, v\u1eadt li\u1ec7u \u0111i\u1ec7n t\u1eed, v\u1eadt li\u1ec7u t\u1eeb t\u00ednh, v\u00e0 ch\u1ea5t ph\u1ee7, s\u01a1n v\u00e0 c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p kh\u00e1c. X\u1eed l\u00fd m\u00e0i l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ti\u1ec7n m\u00e0i ch\u1ea5t l\u01b0\u1ee3ng cao.<\/p>\n<p><img decoding=\"async\" class=\"wp-image-110265 size-full aligncenter\" src=\"https:\/\/www.alpapowder.com\/wp-content\/uploads\/2021\/08\/Ball-ceramics.jpg\" alt=\"\" width=\"1000\" height=\"500\" srcset=\"https:\/\/www.alpapowder.com\/wp-content\/uploads\/2021\/08\/Ball-ceramics.jpg 1000w, https:\/\/www.alpapowder.com\/wp-content\/uploads\/2021\/08\/Ball-ceramics-300x150.jpg 300w, https:\/\/www.alpapowder.com\/wp-content\/uploads\/2021\/08\/Ball-ceramics-768x384.jpg 768w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/p>\n<ul>\n<li><strong><b>ZrSiO<\/b><sub><b>4\u00a0<\/b><\/sub>m\u00e0i b\u00f3ng ph\u01b0\u01a1ng ti\u1ec7n truy\u1ec1n th\u00f4ng<\/strong><\/li>\n<\/ul>\n<p>B\u00f3ng ph\u01b0\u01a1ng ti\u1ec7n m\u00e0i ZrSiO<sub>4<\/sub> l\u00e0 b\u00f3ng g\u1ed1m ZrSiO<sub>4<\/sub> \u0111\u01b0\u1ee3c \u0111i\u1ec1u ch\u1ebf v\u1edbi ZrSiO<sub>4<\/sub> l\u00e0m nguy\u00ean li\u1ec7u ch\u00ednh v\u00e0 ph\u1ea7n kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a ZrO<sub>2<\/sub>\u00a0l\u00e0 kho\u1ea3ng 65% \u0111\u1ebfn 68% ho\u1eb7c th\u1ea5p h\u01a1n. B\u00f3ng g\u1ed1m ZrSiO<sub>4<\/sub> ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 nghi\u1ec1n si\u00eau m\u1ecbn nguy\u00ean li\u1ec7u ZrSiO<sub>4<\/sub> , c\u00f3 th\u1ec3 l\u00e0m t\u0103ng h\u00e0m l\u01b0\u1ee3ng ZrSiO4, nh\u01b0ng do \u0111\u1ed9 m\u00e0i m\u00f2n cao v\u00e0 \u0111\u1ed9 b\u1ec1n th\u1ea5p, ch\u00fang kh\u00f4ng c\u00f3 tri\u1ec3n v\u1ecdng th\u1ecb tr\u01b0\u1eddng t\u1ed1t. N\u00f3 \u0111\u01b0\u1ee3c thay th\u1ebf b\u1eb1ng ph\u01b0\u01a1ng ti\u1ec7n m\u00e0i ZrO<sub>2<\/sub>\u00a0v\u1edbi hi\u1ec7u su\u1ea5t t\u1ed1t h\u01a1n.<\/p>\n<ul>\n<li><strong><b>ZrO<\/b><sub><b>2\u00a0<\/b><\/sub>m\u00e0i b\u00f3ng ph\u01b0\u01a1ng ti\u1ec7n truy\u1ec1n th\u00f4ng<\/strong><\/li>\n<\/ul>\n<p>B\u00f3ng ph\u01b0\u01a1ng ti\u1ec7n m\u00e0i ZrO<sub>2\u00a0<\/sub>\u0111\u1ec1 c\u1eadp \u0111\u1ebfn b\u00f3ng g\u1ed1m ZrO<sub>2\u00a0<\/sub>c\u00f3 th\u00eam ch\u1ea5t \u1ed5n \u0111\u1ecbnh v\u00e0 h\u00e0m l\u01b0\u1ee3ng ZrO<sub>2\u00a0<\/sub>\u0111\u1ea1t h\u01a1n 90%. B\u00f3ng g\u1ed1m ZrO<sub>2\u00a0<\/sub>c\u00f3 nh\u1eefng \u01b0u \u0111i\u1ec3m v\u00e0 \u0111\u1eb7c \u0111i\u1ec3m sau: kh\u1ed1i l\u01b0\u1ee3ng ri\u00eang l\u1edbn h\u01a1n, l\u1ef1c t\u00e1c \u0111\u1ed9ng l\u1edbn n\u00ean hi\u1ec7u su\u1ea5t m\u00e0i cao h\u01a1n. C\u00f3 th\u1ec3 tr\u00e1nh \u0111\u01b0\u1ee3c nhi\u1ec5m b\u1ea9n s\u1ea3n ph\u1ea9m. AI<sub>2<\/sub>O<sub>3<\/sub>, SiO<sub>2<\/sub>\u00a0v\u00e0 ph\u01b0\u01a1ng ti\u1ec7n m\u00e0i kim lo\u1ea1i s\u1ebd l\u00e0m nhi\u1ec5m b\u1ea9n s\u1ea3n ph\u1ea9m, trong khi ZrO<sub>2\u00a0<\/sub>tr\u01a1 v\u1ec1 m\u1eb7t h\u00f3a h\u1ecdc v\u1edbi ch\u1ea5t ph\u00e2n t\u00e1n. B\u1ec1 m\u1eb7t nh\u1eb5n v\u00e0 c\u1ee9ng, n\u00f3 c\u00f3 \u0111\u1ed9 tr\u00f2n tuy\u1ec7t v\u1eddi v\u00e0 ph\u00e2n b\u1ed1 k\u00edch th\u01b0\u1edbc h\u1ee3p l\u00fd, v\u00e0 \u0111\u1ed9 m\u00f2n c\u1ee7a b\u1ea3n th\u00e2n v\u1eadt li\u1ec7u v\u1eeba v\u00e0 l\u1edbp l\u00f3t m\u00e0i l\u00e0 r\u1ea5t nh\u1ecf trong qu\u00e1 tr\u00ecnh m\u00e0i. C\u00f3 \u0111\u1ed9 d\u1ebbo dai cao, \u0111\u1ed9 b\u1ec1n cao, ch\u1ed1ng m\u00e0i m\u00f2n v\u00e0 ch\u1ed1ng s\u1ee9t m\u1ebb. N\u00f3 ph\u00f9 h\u1ee3p \u0111\u1ec3 nghi\u1ec1n \u01b0\u1edbt, ph\u00e2n t\u00e1n b\u00f9n c\u00f3 \u0111\u1ed9 nh\u1edbt cao v\u00e0 ch\u1ea1y trong \u0111i\u1ec1u ki\u1ec7n v\u1eadn h\u00e0nh t\u1ed1c \u0111\u1ed9 cao. Gi\u1ea3m th\u1eddi gian nghi\u1ec1n c\u1ea7n thi\u1ebft, c\u00f3 hi\u1ec7u qu\u1ea3 s\u1ea3n xu\u1ea5t cao h\u01a1n v\u00e0 chi ph\u00ed s\u1ea3n xu\u1ea5t th\u1ea5p h\u01a1n.<\/p>\n<p>&nbsp;<\/p>\n<p>Ngu\u1ed3n b\u00e0i vi\u1ebft: China Powder Network<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Khi m\u00e1y nghi\u1ec1n bi ho\u1ea1t \u0111\u1ed9ng, n\u00f3 d\u1ef1a v\u00e0o t\u00e1c \u0111\u1ed9ng v\u00e0 t\u00e1c \u0111\u1ed9ng nghi\u1ec1n c\u1ee7a m\u00f4i ch\u1ea5t l\u00ean v\u1eadt li\u1ec7u \u0111\u1ec3 ho\u00e0n th\u00e0nh qu\u00e1 tr\u00ecnh nghi\u1ec1n v\u1eadt li\u1ec7u. Trong qu\u00e1 tr\u00ecnh c\u01a1 h\u1ecdc c\u1ee7a ph\u01b0\u01a1ng ti\u1ec7n nghi\u1ec1n v\u1eadt li\u1ec7u, m\u00f4i tr\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m m\u00f4i tr\u01b0\u1eddng n\u0103ng l\u01b0\u1ee3ng \u0111\u1ec3 chuy\u1ec3n \u0111\u1ed5i n\u0103ng l\u01b0\u1ee3ng b\u00ean ngo\u00e0i th\u00e0nh c\u00f4ng vi\u1ec7c nghi\u1ec1n n\u00e1t v\u1eadt li\u1ec7u. V\u00e0 \u0111\u00f3ng vai tr\u00f2 nghi\u1ec1n n\u00e1t nguy\u00ean li\u1ec7u.<\/p>\n","protected":false},"author":6,"featured_media":110278,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[830],"tags":[],"class_list":["post-110305","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\/110305","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=110305"}],"version-history":[{"count":0,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/posts\/110305\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/media\/110278"}],"wp:attachment":[{"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/media?parent=110305"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/categories?post=110305"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/tags?post=110305"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}