{"id":694709,"date":"2024-09-17T21:25:13","date_gmt":"2024-09-17T20:25:13","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=694709"},"modified":"2024-09-17T21:25:13","modified_gmt":"2024-09-17T20:25:13","slug":"vat-lieu-chiu-lua-do-lanh-chiu-nhiet-va-sua-chua-lo-nung","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/vi\/vat-lieu-chiu-lua-do-lanh-chiu-nhiet-va-sua-chua-lo-nung\/","title":{"rendered":"V\u1eadt li\u1ec7u ch\u1ecbu l\u1eeda \u0111\u1ed5 l\u1ea1nh | Ch\u1ecbu nhi\u1ec7t v\u00e0 S\u1eeda ch\u1eefa l\u00f2 nung"},"content":{"rendered":"<p class=\"sidekick\">V\u1eadt li\u1ec7u ch\u1ecbu l\u1eeda \u0111\u1ed5 l\u1ea1nh: Lo\u1ea1i v\u1eadt li\u1ec7u \u0111\u1eb7c bi\u1ec7t gi\u00fap l\u00f2 nung ch\u1ecbu nhi\u1ec7t t\u1ed1t h\u01a1n v\u00e0 d\u1ec5 d\u00e0ng s\u1eeda ch\u1eefa, t\u0103ng tu\u1ed5i th\u1ecd v\u00e0 hi\u1ec7u su\u1ea5t ho\u1ea1t \u0111\u1ed9ng c\u1ee7a l\u00f2.<\/p>\n<p><img src=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/vat_lieu_chiu_lua_do_lanh_chiu_nhiet_va_sua_chua_lo_nung.png\" alt=\"V\u1eadt li\u1ec7u ch\u1ecbu l\u1eeda \u0111\u1ed5 l\u1ea1nh | Ch\u1ecbu nhi\u1ec7t v\u00e0 S\u1eeda ch\u1eefa l\u00f2 nung\" style=\"display: block; margin-left: auto; margin-right: auto;\"\/><\/p>\n<h2>V\u1eadt Li\u1ec7u Ch\u1ecbu L\u1eeda \u0110\u1ed5 L\u1ea1nh: Ch\u1ecbu Nhi\u1ec7t V\u00e0 S\u1eeda Ch\u1eefa L\u00f2 Nung<\/h2>\n<p>V\u1eadt li\u1ec7u ch\u1ecbu l\u1eeda \u0111\u1ed5 l\u1ea1nh l\u00e0 lo\u1ea1i v\u1eadt li\u1ec7u \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn trong c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p nhi\u1ec7t, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong c\u00e1c l\u00f2 nung. V\u1eadt li\u1ec7u n\u00e0y c\u00f3 kh\u1ea3 n\u0103ng ch\u1ecbu \u0111\u01b0\u1ee3c nhi\u1ec7t \u0111\u1ed9 cao v\u00e0 c\u00e1c \u0111i\u1ec1u ki\u1ec7n kh\u1eafc nghi\u1ec7t, gi\u00fap b\u1ea3o v\u1ec7 v\u00e0 k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd c\u1ee7a l\u00f2 nung.<\/p>\n<h2>Kh\u1ea3 N\u0103ng Ch\u1ecbu Nhi\u1ec7t<\/h2>\n<p>C\u00e1c v\u1eadt li\u1ec7u ch\u1ecbu l\u1eeda \u0111\u1ed5 l\u1ea1nh th\u01b0\u1eddng \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c nhi\u1ec7t \u0111\u1ed9 l\u00ean \u0111\u1ebfn 1,500\u00b0C ho\u1eb7c cao h\u01a1n. Ch\u00fang bao g\u1ed3m c\u00e1c h\u1ee3p ch\u1ea5t nh\u01b0 alumin (Al<sub>2<\/sub>O<sub>3<\/sub>), zircon (ZrSiO<sub>4<\/sub>), v\u00e0 silic carbide (SiC). C\u00e1c v\u1eadt li\u1ec7u n\u00e0y c\u00f3 nh\u1eefng \u0111\u1eb7c \u0111i\u1ec3m chung nh\u01b0 sau:<\/p>\n<ul>\n<li><strong>\u0110\u1ed9 b\u1ec1n nhi\u1ec7t cao:<\/strong> Kh\u1ea3 n\u0103ng ch\u1ecbu \u0111\u01b0\u1ee3c nhi\u1ec7t \u0111\u1ed9 cao m\u00e0 kh\u00f4ng b\u1ecb bi\u1ebfn d\u1ea1ng ho\u1eb7c h\u01b0 h\u1ecfng.<\/li>\n<li><strong>\u0110\u1ed9 b\u1ec1n c\u01a1 h\u1ecdc t\u1ed1t:<\/strong> Kh\u1ea3 n\u0103ng ch\u1ed1ng l\u1ea1i c\u00e1c t\u00e1c \u0111\u1ed9ng c\u01a1 h\u1ecdc \u1edf nhi\u1ec7t \u0111\u1ed9 cao.<\/li>\n<li><strong>Ch\u1ed1ng \u0103n m\u00f2n:<\/strong> Kh\u1ea3 n\u0103ng ch\u1ed1ng l\u1ea1i s\u1ef1 \u0103n m\u00f2n t\u1eeb c\u00e1c ho\u00e1 ch\u1ea5t v\u00e0 kh\u00ed \u0111\u1ed9c.<\/li>\n<li><strong>\u0110\u1ed9 d\u1eabn nhi\u1ec7t th\u1ea5p:<\/strong> Gi\u00fap c\u1ea3n tr\u1edf nhi\u1ec7t l\u01b0\u1ee3ng truy\u1ec1n qua, gi\u1eef cho nhi\u1ec7t l\u01b0\u1ee3ng t\u1eadp trung trong l\u00f2 nung.<\/li>\n<\/ul>\n<h2>S\u1eeda Ch\u1eefa L\u00f2 Nung<\/h2>\n<p>Trong qu\u00e1 tr\u00ecnh s\u1eed d\u1ee5ng, l\u00f2 nung c\u00f3 th\u1ec3 g\u1eb7p c\u00e1c v\u1ea5n \u0111\u1ec1 nh\u01b0 n\u1ee9t v\u1ee1 ho\u1eb7c m\u00f2n v\u1eadt li\u1ec7u ch\u1ecbu l\u1eeda. \u0110\u1ec3 kh\u1eafc ph\u1ee5c, c\u1ea7n ti\u1ebfn h\u00e0nh s\u1eeda ch\u1eefa \u0111\u00fang c\u00e1ch. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00e1c b\u01b0\u1edbc c\u01a1 b\u1ea3n \u0111\u1ec3 s\u1eeda ch\u1eefa l\u00f2 nung:<\/p>\n<ol>\n<li><strong>Ki\u1ec3m tra:<\/strong> \u0110\u00e1nh gi\u00e1 t\u00ecnh tr\u1ea1ng c\u1ee7a l\u00f2, x\u00e1c \u0111\u1ecbnh nh\u1eefng khu v\u1ef1c b\u1ecb h\u01b0 h\u1ecfng c\u1ea7n s\u1eeda ch\u1eefa.<\/li>\n<li><strong>L\u00e0m s\u1ea1ch:<\/strong> Lo\u1ea1i b\u1ecf c\u00e1c b\u1ee5i b\u1ea9n, m\u1ea3nh v\u1ee1 v\u00e0 c\u00e1c t\u1ea1p ch\u1ea5t kh\u1ecfi khu v\u1ef1c c\u1ea7n s\u1eeda ch\u1eefa \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o b\u1ec1 m\u1eb7t s\u1ea1ch s\u1ebd.<\/li>\n<li><strong>S\u1eed d\u1ee5ng v\u1eadt li\u1ec7u ph\u00f9 h\u1ee3p:<\/strong> Ch\u1ecdn v\u1eadt li\u1ec7u ch\u1ecbu l\u1eeda c\u00f3 ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 \u0111\u1eb7c t\u00ednh ph\u00f9 h\u1ee3p v\u1edbi y\u00eau c\u1ea7u c\u1ee7a l\u00f2 nung. \u0110i\u1ec1u n\u00e0y bao g\u1ed3m vi\u1ec7c s\u1eed d\u1ee5ng c\u00e1c h\u1ee3p ch\u1ea5t nh\u01b0 b\u1ed9t ch\u1ecbu l\u1eeda ho\u1eb7c v\u1eefa ch\u1ecbu l\u1eeda.<\/li>\n<li><strong>\u0110\u1eafp l\u1ea1i:<\/strong> S\u1eed d\u1ee5ng v\u1eadt li\u1ec7u ch\u1ecbu l\u1eeda \u0111\u1ed5 l\u1ea1nh \u0111\u1ec3 \u0111\u1eafp l\u1ea1i c\u00e1c khu v\u1ef1c b\u1ecb h\u01b0 h\u1ecfng. C\u1ea7n \u0111\u1ea3m b\u1ea3o v\u1eadt li\u1ec7u \u0111\u01b0\u1ee3c n\u00e9n ch\u1eafc v\u00e0 ph\u00e2n b\u1ed1 \u0111\u1ec1u.<\/li>\n<li><strong>\u0110\u00f3ng r\u1eafn:<\/strong> Cho v\u1eadt li\u1ec7u ch\u1ecbu l\u1eeda c\u00f3 th\u1eddi gian \u0111\u00f4ng k\u1ebft v\u00e0 \u0111\u00f3ng r\u1eafn tr\u01b0\u1edbc khi \u0111\u01b0a l\u00f2 nung tr\u1edf l\u1ea1i ho\u1ea1t \u0111\u1ed9ng.<\/li>\n<\/ol>\n<p>Vi\u1ec7c s\u1eeda ch\u1eefa \u0111\u00fang c\u00e1ch kh\u00f4ng ch\u1ec9 gi\u00fap k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd c\u1ee7a l\u00f2 nung m\u00e0 c\u00f2n \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t v\u00e0 an to\u00e0n trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t. V\u1eadt li\u1ec7u ch\u1ecbu l\u1eeda \u0111\u1ed5 l\u1ea1nh l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn t\u1ed1i \u01b0u trong nhi\u1ec1u tr\u01b0\u1eddng h\u1ee3p nh\u1edd v\u00e0o kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t v\u00e0 t\u00ednh linh ho\u1ea1t trong s\u1eeda ch\u1eefa.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>V\u1eadt li\u1ec7u ch\u1ecbu l\u1eeda \u0111\u1ed5 l\u1ea1nh: Lo\u1ea1i v\u1eadt li\u1ec7u \u0111\u1eb7c bi\u1ec7t gi\u00fap l\u00f2 nung ch\u1ecbu nhi\u1ec7t t\u1ed1t h\u01a1n v\u00e0 d\u1ec5 d\u00e0ng s\u1eeda ch\u1eefa, t\u0103ng tu\u1ed5i th\u1ecd v\u00e0 hi\u1ec7u su\u1ea5t ho\u1ea1t \u0111\u1ed9ng c\u1ee7a l\u00f2.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[132],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v15.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>V\u1eadt li\u1ec7u 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