{"id":9304,"date":"2024-02-26T22:46:13","date_gmt":"2024-02-26T15:46:13","guid":{"rendered":"https:\/\/pcecatlam.vn\/?p=9304"},"modified":"2024-02-27T16:16:10","modified_gmt":"2024-02-27T09:16:10","slug":"phugiadongrannhanh-caf","status":"publish","type":"post","link":"https:\/\/pcecatlam.vn\/km\/phugiadongrannhanh-caf\/","title":{"rendered":"Kh\u00e1m Ph\u00e1 B\u00ed M\u1eadt \u0110\u1eb1ng Sau S\u1ee9c M\u1ea1nh c\u1ee7a Xi M\u0103ng: Calcium Format (CAF)"},"content":{"rendered":"<p><img decoding=\"async\" loading=\"lazy\" class=\"alignnone wp-image-9305 size-full\" src=\"https:\/\/pcecatlam.vn\/wp-content\/uploads\/2024\/02\/6.CAF_-1.jpg\" alt=\"\" width=\"1920\" height=\"1080\" srcset=\"https:\/\/pcecatlam.vn\/wp-content\/uploads\/2024\/02\/6.CAF_-1.jpg 1920w, https:\/\/pcecatlam.vn\/wp-content\/uploads\/2024\/02\/6.CAF_-1-300x169.jpg 300w, https:\/\/pcecatlam.vn\/wp-content\/uploads\/2024\/02\/6.CAF_-1-1024x576.jpg 1024w, https:\/\/pcecatlam.vn\/wp-content\/uploads\/2024\/02\/6.CAF_-1-768x432.jpg 768w, https:\/\/pcecatlam.vn\/wp-content\/uploads\/2024\/02\/6.CAF_-1-1536x864.jpg 1536w, https:\/\/pcecatlam.vn\/wp-content\/uploads\/2024\/02\/6.CAF_-1-16x9.jpg 16w, https:\/\/pcecatlam.vn\/wp-content\/uploads\/2024\/02\/6.CAF_-1-1170x658.jpg 1170w, https:\/\/pcecatlam.vn\/wp-content\/uploads\/2024\/02\/6.CAF_-1-600x338.jpg 600w\" sizes=\"(max-width: 1920px) 100vw, 1920px\" \/><\/p>\n<hr \/>\n<h4 style=\"text-align: center;\"><strong>TH\u00c0NH PH\u1ea6N V\u00c0 T\u00cdNH CH\u1ea4T C\u1ee6A CALCIUM FORMAT (CAF)<\/strong><\/h4>\n<ul>\n<li><strong>C\u00f4ng th\u1ee9c h\u00f3a h\u1ecdc:<\/strong> Calcium format c\u00f3 c\u00f4ng th\u1ee9c h\u00f3a h\u1ecdc l\u00e0 Ca(HCOO)2.<\/li>\n<li><strong>T\u00ednh ch\u1ea5t v\u1eadt l\u00fd:<\/strong> L\u00e0 ch\u1ea5t r\u1eafn \u1edf d\u1ea1ng tinh th\u1ec3 m\u00e0u tr\u1eafng, c\u00f3 kh\u1ea3 n\u0103ng tan trong n\u01b0\u1edbc. \u0110\u1ed9 h\u00f2a tan c\u1ee7a n\u00f3 t\u0103ng l\u00ean khi nhi\u1ec7t \u0111\u1ed9 t\u0103ng.<\/li>\n<li><strong>T\u00ednh ch\u1ea5t h\u00f3a h\u1ecdc:<\/strong> CAF c\u00f3 \u0111\u1eb7c t\u00ednh ph\u1ea3n \u1ee9ng nh\u1eb9 trong xi m\u0103ng, c\u00f3 th\u1ec3 tham gia v\u00e0o c\u00e1c ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc v\u1edbi c\u00e1c th\u00e0nh ph\u1ea7n kh\u00e1c nh\u01b0 silica, alumina trong qu\u00e1 tr\u00ecnh hydrat h\u00f3a c\u1ee7a xi m\u0103ng.<\/li>\n<\/ul>\n<hr \/>\n<h4 style=\"text-align: center;\">C\u01a0 CH\u1ebe PH\u1ea2N \u1ee8NG C\u1ee6A CAF \u0110\u1ebeN QU\u00c1 TR\u00ccNH NINH K\u1ebeT XI M\u0102NG<\/h4>\n<h4><strong>Ph\u1ea3n \u1ee9ng Hydrat h\u00f3a c\u1ee7a Xi M\u0103ng:<\/strong><\/h4>\n<ul>\n<li>Xi m\u0103ng Portland hydrat h\u00f3a trong n\u01b0\u1edbc qua m\u1ed9t lo\u1ea1t ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc ph\u1ee9c t\u1ea1p, ch\u1ee7 y\u1ebfu l\u00e0 s\u1ef1 hydrat h\u00f3a c\u1ee7a c\u00e1c silicat v\u00e0 aluminat canxi.<\/li>\n<li>Trong qu\u00e1 tr\u00ecnh n\u00e0y, c\u00e1c ph\u00e2n t\u1eed n\u01b0\u1edbc k\u1ebft h\u1ee3p v\u1edbi c\u00e1c h\u1ee3p ch\u1ea5t trong xi m\u0103ng \u0111\u1ec3 t\u1ea1o ra c\u00e1c s\u1ea3n ph\u1ea9m hydrat h\u00f3a, ch\u1ee7 y\u1ebfu l\u00e0 calcium silicate hydrate (C-S-H) v\u00e0 calcium hydroxide (Ca(OH)2), l\u00e0m t\u0103ng \u0111\u1ed9 c\u1ee9ng v\u00e0 c\u01b0\u1eddng \u0111\u1ed9 c\u1ee7a xi m\u0103ng.<\/li>\n<\/ul>\n<h4><strong>Vai Tr\u00f2 c\u1ee7a Calcium Format:<\/strong><\/h4>\n<ul>\n<li>Calcium format, khi th\u00eam v\u00e0o xi m\u0103ng, ph\u1ea3n \u1ee9ng v\u00e0 t\u1ea1o ra m\u00f4i tr\u01b0\u1eddng ki\u1ec1m cao h\u01a1n trong h\u1ed7n h\u1ee3p xi m\u0103ng.<\/li>\n<li>M\u00f4i tr\u01b0\u1eddng ki\u1ec1m cao h\u01a1n n\u00e0y th\u00fac \u0111\u1ea9y qu\u00e1 tr\u00ecnh hydrat h\u00f3a c\u1ee7a xi m\u0103ng, \u0111\u1eb7c bi\u1ec7t l\u00e0 ph\u1ea3n \u1ee9ng hydrat h\u00f3a c\u1ee7a C3S (tricalcium silicate) v\u00e0 C2S (dicalcium silicate), hai th\u00e0nh ph\u1ea7n ch\u00ednh trong clinker xi m\u0103ng, di\u1ec5n ra nhanh h\u01a1n.<\/li>\n<\/ul>\n<h4><strong>T\u00e1c \u0111\u1ed9ng L\u00e0m Ninh K\u1ebft Nhanh h\u01a1n:<\/strong><\/h4>\n<ul>\n<li>S\u1ef1 gia t\u0103ng t\u1ed1c \u0111\u1ed9 ph\u1ea3n \u1ee9ng hydrat h\u00f3a n\u00e0y l\u00e0m gi\u1ea3m th\u1eddi gian \u0111\u00f4ng k\u1ebft ban \u0111\u1ea7u c\u1ee7a xi m\u0103ng, t\u1ee9c l\u00e0 h\u1ed7n h\u1ee3p xi m\u0103ng b\u1eaft \u0111\u1ea7u tr\u1edf n\u00ean c\u1ee9ng v\u00e0 m\u1ea5t t\u00ednh d\u1ebbo nhanh h\u01a1n.<\/li>\n<li>Calcium format c\u0169ng c\u00f3 th\u1ec3 t\u1ea1o ra m\u1ed9t s\u1ed1 s\u1ea3n ph\u1ea9m hydrat h\u00f3a ph\u1ee5, g\u00f3p ph\u1ea7n v\u00e0o qu\u00e1 tr\u00ecnh ninh k\u1ebft.<\/li>\n<\/ul>\n<hr \/>\n<h4 style=\"text-align: center;\"><strong>\u1ea2NH H\u01af\u1edeNG C\u1ee6A CAF \u0110\u1ebeN QU\u00c1 TR\u00ccNH NINH K\u1ebeT V\u00c0 C\u01af\u1edcNG \u0110\u1ed8 C\u1ee6A XI M\u0102NG<\/strong><\/h4>\n<p><strong>\u1ea2nh h\u01b0\u1edfng \u0111\u1ebfn qu\u00e1 tr\u00ecnh ninh k\u1ebft: <\/strong><\/p>\n<ul>\n<li>Khi th\u00eam v\u00e0o xi m\u0103ng, CAF c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn th\u1eddi gian \u0111\u00f4ng k\u1ebft. N\u00f3 th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111i\u1ec1u ch\u1ec9nh th\u1eddi gian n\u00e0y, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong c\u00e1c lo\u1ea1i xi m\u0103ng c\u1ea7n \u0111\u00f4ng k\u1ebft nhanh.<\/li>\n<li>CAF c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m th\u1eddi gian \u0111\u00f4ng k\u1ebft ban \u0111\u1ea7u, gi\u00fap cho h\u1ed7n h\u1ee3p xi m\u0103ng b\u1eaft \u0111\u1ea7u \u0111\u00f4ng c\u1ee9ng nhanh h\u01a1n.<\/li>\n<\/ul>\n<p><strong>\u1ea2nh h\u01b0\u1edfng \u0111\u1ebfn c\u01b0\u1eddng \u0111\u1ed9 c\u1ee7a xi m\u0103ng:<\/strong><\/p>\n<ul>\n<li>CAF c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n c\u01b0\u1eddng \u0111\u1ed9 \u0111\u1ea7u v\u00e0 c\u01b0\u1eddng \u0111\u1ed9 cu\u1ed1i c\u1ee7a xi m\u0103ng. S\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a n\u00f3 gi\u00fap t\u0103ng c\u01b0\u1eddng \u0111\u1ed9 n\u00e9n c\u1ee7a xi m\u0103ng sau khi hydrat h\u00f3a.<\/li>\n<li>\u0110\u1eb7c bi\u1ec7t, trong \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng \u1ea9m \u01b0\u1edbt ho\u1eb7c c\u00f3 ch\u1ea5t ki\u1ec1m, CAF c\u00f3 th\u1ec3 gi\u00fap c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu c\u1ee7a xi m\u0103ng, gi\u00fap n\u00f3 b\u1ec1n h\u01a1n tr\u01b0\u1edbc c\u00e1c y\u1ebfu t\u1ed1 m\u00f4i tr\u01b0\u1eddng nh\u01b0 m\u01b0a axit ho\u1eb7c t\u1ea5n c\u00f4ng c\u1ee7a sulfat.<\/li>\n<\/ul>\n<p><strong>T\u00e1c \u0111\u1ed9ng kh\u00e1c:<\/strong><\/p>\n<ul>\n<li>Ngo\u00e0i ra, CAF c\u00f2n gi\u00fap c\u1ea3i thi\u1ec7n \u0111\u1ed9 b\u1ec1n c\u1ee7a xi m\u0103ng tr\u01b0\u1edbc c\u00e1c ph\u1ea3n \u1ee9ng ph\u00e2n h\u1ee7y h\u00f3a h\u1ecdc. \u0110i\u1ec1u n\u00e0y quan tr\u1ecdng trong c\u00e1c \u1ee9ng d\u1ee5ng xi m\u0103ng \u1edf nh\u1eefng n\u01a1i c\u00f3 \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t.<\/li>\n<\/ul>\n<hr \/>\n<h4 style=\"text-align: center;\"><strong>K\u1ebeT LU\u1eacN<\/strong><\/h4>\n<p><em>Do \u0111\u00f3, s\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a calcium format trong xi m\u0103ng t\u0103ng c\u01b0\u1eddng qu\u00e1 tr\u00ecnh hydrat h\u00f3a, qua \u0111\u00f3 l\u00e0m gi\u1ea3m th\u1eddi gian \u0111\u00f4ng k\u1ebft v\u00e0 t\u0103ng c\u01b0\u1eddng \u0111\u1ed9 s\u1edbm c\u1ee7a xi m\u0103ng. \u0110i\u1ec1u n\u00e0y r\u1ea5t quan tr\u1ecdng trong c\u00e1c \u1ee9ng d\u1ee5ng c\u1ea7n xi m\u0103ng \u0111\u00f4ng c\u1ee9ng nhanh, nh\u01b0 trong c\u00e1c c\u00f4ng tr\u00ecnh x\u00e2y d\u1ef1ng \u1edf \u0111i\u1ec1u ki\u1ec7n th\u1eddi ti\u1ebft l\u1ea1nh ho\u1eb7c khi c\u1ea7n ti\u1ebfn \u0111\u1ed9 x\u00e2y d\u1ef1ng nhanh.<\/em><\/p>\n<p><em>T\u00f3m l\u1ea1i, Calcium format l\u00e0 m\u1ed9t ch\u1ea5t ph\u1ee5 gia quan tr\u1ecdng trong s\u1ea3n xu\u1ea5t xi m\u0103ng, gi\u00fap c\u1ea3i thi\u1ec7n c\u1ea3 qu\u00e1 tr\u00ecnh ninh k\u1ebft v\u00e0 c\u01b0\u1eddng \u0111\u1ed9 c\u1ee7a xi m\u0103ng, l\u00e0m cho n\u00f3 tr\u1edf n\u00ean ph\u00f9 h\u1ee3p h\u01a1n v\u1edbi c\u00e1c y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt v\u00e0 m\u00f4i tr\u01b0\u1eddng c\u1ee5 th\u1ec3.<\/em><\/p>\n<hr \/>\n<p><strong><em>H\u00e3y chia s\u1ebb b\u00e0i vi\u1ebft n\u00e0y \u0111\u1ec3 c\u00f9ng lan t\u1ecfa ki\u1ebfn th\u1ee9c khoa h\u1ecdc v\u00e0 ni\u1ec1m \u0111am m\u00ea x\u00e2y d\u1ef1ng!<\/em><\/strong><\/p>","protected":false},"excerpt":{"rendered":"<p>TH\u00c0NH PH\u1ea6N V\u00c0 T\u00cdNH CH\u1ea4T C\u1ee6A CALCIUM FORMAT (CAF) C\u00f4ng th\u1ee9c h\u00f3a h\u1ecdc: Calcium format c\u00f3 c\u00f4ng th\u1ee9c h\u00f3a h\u1ecdc l\u00e0 Ca(HCOO)2. T\u00ednh ch\u1ea5t v\u1eadt l\u00fd: L\u00e0 ch\u1ea5t r\u1eafn \u1edf d\u1ea1ng tinh th\u1ec3 m\u00e0u tr\u1eafng, c\u00f3 kh\u1ea3 n\u0103ng tan trong n\u01b0\u1edbc. \u0110\u1ed9 h\u00f2a tan c\u1ee7a n\u00f3 t\u0103ng l\u00ean khi nhi\u1ec7t \u0111\u1ed9 t\u0103ng. T\u00ednh ch\u1ea5t h\u00f3a [&hellip;]<\/p>","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[504,403],"tags":[],"yst_prominent_words":[],"acf":[],"_links":{"self":[{"href":"https:\/\/pcecatlam.vn\/km\/wp-json\/wp\/v2\/posts\/9304"}],"collection":[{"href":"https:\/\/pcecatlam.vn\/km\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/pcecatlam.vn\/km\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/pcecatlam.vn\/km\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/pcecatlam.vn\/km\/wp-json\/wp\/v2\/comments?post=9304"}],"version-history":[{"count":3,"href":"https:\/\/pcecatlam.vn\/km\/wp-json\/wp\/v2\/posts\/9304\/revisions"}],"predecessor-version":[{"id":9322,"href":"https:\/\/pcecatlam.vn\/km\/wp-json\/wp\/v2\/posts\/9304\/revisions\/9322"}],"wp:attachment":[{"href":"https:\/\/pcecatlam.vn\/km\/wp-json\/wp\/v2\/media?parent=9304"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/pcecatlam.vn\/km\/wp-json\/wp\/v2\/categories?post=9304"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/pcecatlam.vn\/km\/wp-json\/wp\/v2\/tags?post=9304"},{"taxonomy":"yst_prominent_words","embeddable":true,"href":"https:\/\/pcecatlam.vn\/km\/wp-json\/wp\/v2\/yst_prominent_words?post=9304"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}