{"id":7378,"date":"2023-07-18T12:35:54","date_gmt":"2023-07-18T12:35:54","guid":{"rendered":"https:\/\/www.lifescienceart.com\/?p=7378"},"modified":"2023-07-18T12:35:54","modified_gmt":"2023-07-18T12:35:54","slug":"cement-concrete-mortar-differences-and-applications","status":"publish","type":"post","link":"https:\/\/www.lifescienceart.com\/vi\/science\/construction-science\/cement-concrete-mortar-differences-and-applications\/","title":{"rendered":"Ph\u00e2n bi\u1ec7t xi m\u0103ng, b\u00ea t\u00f4ng v\u00e0 v\u1eefa trong x\u00e2y d\u1ef1ng"},"content":{"rendered":"<h2 class=\"wp-block-heading\">Vai tr\u00f2 ri\u00eang bi\u1ec7t c\u1ee7a xi m\u0103ng, b\u00ea t\u00f4ng v\u00e0 v\u1eefa trong x\u00e2y d\u1ef1ng<\/h2>\n\n<h3 class=\"wp-block-heading\">Xi m\u0103ng: Ch\u1ea5t k\u1ebft d\u00ednh<\/h3>\n\n<h2 class=\"wp-block-heading\">Xi m\u0103ng l\u00e0 g\u00ec?<\/h2>\n\n<ul class=\"wp-block-list\">\n<li>Xi m\u0103ng l\u00e0 m\u1ed9t lo\u1ea1i b\u1ed9t m\u1ecbn \u0111\u01b0\u1ee3c nghi\u1ec1n t\u1eeb h\u1ed7n h\u1ee3p \u0111\u00e1 v\u00f4i, \u0111\u1ea5t s\u00e9t, v\u1ecf s\u00f2, c\u00e1t silic v\u00e0 c\u00e1c th\u00e0nh ph\u1ea7n kh\u00e1c.<\/li>\n<li>N\u00f3 \u0111\u00f3ng vai tr\u00f2 l\u00e0 ch\u1ea5t k\u1ebft d\u00ednh trong nhi\u1ec1u v\u1eadt li\u1ec7u x\u00e2y d\u1ef1ng nh\u01b0 b\u00ea t\u00f4ng, v\u1eefa, v\u1eefa tr\u00e1t, v\u1eefa ch\u00e0 ron v\u00e0 keo d\u00e1n g\u1ea1ch m\u1ecfng.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">T\u00ednh ch\u1ea5t c\u1ee7a xi m\u0103ng<\/h2>\n\n<ul class=\"wp-block-list\">\n<li>Xi m\u0103ng l\u00e0 m\u1ed9t lo\u1ea1i xi m\u0103ng &#8220;th\u1ee7y l\u1ef1c&#8221;, c\u00f3 ngh\u0129a l\u00e0 n\u00f3 \u0111\u00f4ng c\u1ee9ng v\u00e0 r\u1eafn ch\u1eafc khi k\u1ebft h\u1ee3p v\u1edbi n\u01b0\u1edbc.<\/li>\n<li>N\u00f3 kh\u00f4ng bao gi\u1edd \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng m\u1ed9t m\u00ecnh m\u00e0 l\u00e0 th\u00e0nh ph\u1ea7n quan tr\u1ecdng trong s\u1ea3n xu\u1ea5t b\u00ea t\u00f4ng v\u00e0 v\u1eefa.<\/li>\n<\/ul>\n\n<h3 class=\"wp-block-heading\">B\u00ea t\u00f4ng: N\u1ec1n t\u1ea3ng k\u1ebft c\u1ea5u<\/h3>\n\n<h2 class=\"wp-block-heading\">B\u00ea t\u00f4ng l\u00e0 g\u00ec?<\/h2>\n\n<ul class=\"wp-block-list\">\n<li>B\u00ea t\u00f4ng l\u00e0 v\u1eadt li\u1ec7u x\u00e2y d\u1ef1ng k\u1ebft c\u1ea5u linh ho\u1ea1t v\u00e0 ch\u1eafc ch\u1eafn \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 x\u00e2y d\u1ef1ng t\u01b0\u1eddng, s\u00e0n, m\u00f3ng v\u00e0 c\u00e1c c\u00f4ng tr\u00ecnh c\u1ed1 \u0111\u1ecbnh kh\u00e1c.<\/li>\n<li>N\u00f3 bao g\u1ed3m h\u1ed7n h\u1ee3p xi m\u0103ng, n\u01b0\u1edbc, c\u00e1t v\u00e0 c\u1ed1t li\u1ec7u (s\u1ecfi ho\u1eb7c c\u00e1c v\u1eadt li\u1ec7u th\u00f4 kh\u00e1c).<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">T\u00ednh ch\u1ea5t c\u1ee7a b\u00ea t\u00f4ng<\/h2>\n\n<ul class=\"wp-block-list\">\n<li>B\u00ea t\u00f4ng c\u1ee9ng h\u01a1n \u0111\u00e1ng k\u1ec3 so v\u1edbi v\u1eefa, l\u00e0m cho n\u00f3 l\u00fd t\u01b0\u1edfng cho c\u00e1c \u1ee9ng d\u1ee5ng ch\u1ecbu l\u1ef1c.<\/li>\n<li>N\u00f3 r\u1ea5t d\u1ebbo khi \u01b0\u1edbt, cho ph\u00e9p t\u1ea1o th\u00e0nh nhi\u1ec1u h\u00ecnh d\u1ea1ng kh\u00e1c nhau.<\/li>\n<li>L\u01b0\u1edbi th\u00e9p gia c\u01b0\u1eddng (l\u01b0\u1edbi th\u00e9p ho\u1eb7c th\u00e9p thanh) th\u01b0\u1eddng \u0111\u01b0\u1ee3c th\u00eam v\u00e0o \u0111\u1ec3 t\u0103ng c\u01b0\u1eddng \u0111\u1ed9 b\u1ec1n v\u00e0 ch\u1ed1ng n\u1ee9t.<\/li>\n<\/ul>\n\n<h3 class=\"wp-block-heading\">V\u1eefa: Keo d\u00e1n x\u00e2y<\/h3>\n\n<h2 class=\"wp-block-heading\">V\u1eefa l\u00e0 g\u00ec?<\/h2>\n\n<ul class=\"wp-block-list\">\n<li>V\u1eefa l\u00e0 h\u1ed7n h\u1ee3p c\u1ee7a xi m\u0103ng, c\u00e1t m\u1ecbn, n\u01b0\u1edbc v\u00e0 \u0111\u00f4i khi l\u00e0 v\u00f4i.<\/li>\n<li>N\u00f3 \u0111\u00f3ng vai tr\u00f2 nh\u01b0 m\u1ed9t lo\u1ea1i &#8220;keo&#8221; li\u00ean k\u1ebft c\u00e1c kh\u1ed1i x\u00e2y nh\u01b0 g\u1ea1ch, kh\u1ed1i b\u00ea t\u00f4ng v\u00e0 \u0111\u00e1.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">T\u00ednh ch\u1ea5t c\u1ee7a v\u1eefa<\/h2>\n\n<ul class=\"wp-block-list\">\n<li>V\u1eefa kh\u00f4ng c\u1ee9ng b\u1eb1ng b\u00ea t\u00f4ng v\u00e0 th\u01b0\u1eddng kh\u00f4ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m v\u1eadt li\u1ec7u x\u00e2y d\u1ef1ng \u0111\u1ed9c l\u1eadp.<\/li>\n<li>N\u00f3 c\u00f3 h\u00e0m l\u01b0\u1ee3ng n\u01b0\u1edbc th\u1ea5p h\u01a1n b\u00ea t\u00f4ng, \u00edt ch\u1ea3y h\u01a1n v\u00e0 th\u00edch h\u1ee3p h\u01a1n \u0111\u1ec3 b\u00e1m d\u00ednh v\u00e0o b\u1ec1 m\u1eb7t x\u00e2y.<\/li>\n<li>C\u00e1c lo\u1ea1i v\u1eefa kh\u00e1c nhau \u0111\u01b0\u1ee3c pha ch\u1ebf cho c\u00e1c \u1ee9ng d\u1ee5ng c\u1ee5 th\u1ec3, ch\u1eb3ng h\u1ea1n nh\u01b0 n\u1ed1i g\u1ea1ch (lo\u1ea1i S) ho\u1eb7c s\u1eeda ch\u1eefa v\u1ebft n\u1ee9t.<\/li>\n<\/ul>\n\n<h3 class=\"wp-block-heading\">\u1ee8ng d\u1ee5ng v\u00e0 so s\u00e1nh<\/h3>\n\n<h2 class=\"wp-block-heading\">Khi n\u00e0o s\u1eed d\u1ee5ng xi m\u0103ng, b\u00ea t\u00f4ng ho\u1eb7c v\u1eefa<\/h2>\n\n<ul class=\"wp-block-list\">\n<li>Xi m\u0103ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m ch\u1ea5t k\u1ebft d\u00ednh trong b\u00ea t\u00f4ng, v\u1eefa v\u00e0 c\u00e1c v\u1eadt li\u1ec7u x\u00e2y d\u1ef1ng kh\u00e1c.<\/li>\n<li>B\u00ea t\u00f4ng l\u00fd t\u01b0\u1edfng cho c\u00e1c c\u1ea5u ki\u1ec7n k\u1ebft c\u1ea5u nh\u01b0 m\u00f3ng, s\u00e0n v\u00e0 t\u01b0\u1eddng nh\u1edd \u0111\u1ed9 b\u1ec1n v\u00e0 ch\u1eafc ch\u1eafn c\u1ee7a n\u00f3.<\/li>\n<li>V\u1eefa \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 gh\u00e9p c\u00e1c kh\u1ed1i x\u00e2y v\u00e0 l\u1ea5p \u0111\u1ea7y kho\u1ea3ng tr\u1ed1ng gi\u1eefa c\u00e1c vi\u00ean g\u1ea1ch.<\/li>\n<\/ul>\n\n<h3 class=\"wp-block-heading\">K\u1ef9 thu\u1eadt tr\u1ed9n v\u00e0 thi c\u00f4ng<\/h3>\n\n<ul class=\"wp-block-list\">\n<li>Xi m\u0103ng, b\u00ea t\u00f4ng v\u00e0 v\u1eefa th\u01b0\u1eddng \u0111\u01b0\u1ee3c tr\u1ed9n v\u1edbi n\u01b0\u1edbc tr\u01b0\u1edbc khi s\u1eed d\u1ee5ng.<\/li>\n<li>H\u1ed7n h\u1ee3p tr\u1ed9n s\u1eb5n c\u00f3 s\u1eb5n theo t\u1eebng bao cho c\u00e1c d\u1ef1 \u00e1n nh\u1ecf, trong khi c\u00e1c d\u1ef1 \u00e1n l\u1edbn h\u01a1n c\u00f3 th\u1ec3 y\u00eau c\u1ea7u tr\u1ed9n t\u1ea1i ch\u1ed7 b\u1eb1ng m\u00e1y tr\u1ed9n b\u00ea t\u00f4ng ho\u1eb7c c\u00e1c thi\u1ebft b\u1ecb kh\u00e1c.<\/li>\n<li>C\u00e1c k\u1ef9 thu\u1eadt tr\u1ed9n v\u00e0 thi c\u00f4ng \u0111\u00fang c\u00e1ch l\u00e0 r\u1ea5t c\u1ea7n thi\u1ebft \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 b\u1ec1n v\u00e0 ch\u1eafc ch\u1eafn mong mu\u1ed1n c\u1ee7a s\u1ea3n ph\u1ea9m cu\u1ed1i c\u00f9ng.<\/li>\n<\/ul>\n\n<h3 class=\"wp-block-heading\">Bi\u1ec7n ph\u00e1p an to\u00e0n<\/h3>\n\n<ul class=\"wp-block-list\">\n<li>Xi m\u0103ng, b\u00ea t\u00f4ng v\u00e0 v\u1eefa l\u00e0 v\u1eadt li\u1ec7u ki\u1ec1m c\u00f3 th\u1ec3 g\u00e2y k\u00edch \u1ee9ng da v\u00e0 m\u1eaft.<\/li>\n<li>\u0110eo \u0111\u1ed3 b\u1ea3o h\u1ed9 nh\u01b0 g\u0103ng tay, k\u00ednh b\u1ea3o h\u1ed9 v\u00e0 kh\u1ea9u trang ch\u1ed1ng b\u1ee5i khi l\u00e0m vi\u1ec7c v\u1edbi c\u00e1c v\u1eadt li\u1ec7u n\u00e0y.<\/li>\n<li>Tr\u00e1nh h\u00edt ph\u1ea3i b\u1ee5i v\u00e0 v\u1ec7 sinh s\u1ea1ch s\u1ebd c\u00e1c v\u1ebft \u0111\u1ed5 ngay l\u1eadp t\u1ee9c.<\/li>\n<\/ul>\n\n<h3 class=\"wp-block-heading\">Nh\u1eefng l\u01b0u \u00fd kh\u00e1c<\/h3>\n\n<h2 class=\"wp-block-heading\">V\u1eefa r\u00f3t<\/h2>\n\n<ul class=\"wp-block-list\">\n<li>V\u1eefa r\u00f3t l\u00e0 m\u1ed9t v\u1eadt li\u1ec7u t\u01b0\u01a1ng t\u1ef1 nh\u01b0 v\u1eefa nh\u01b0ng kh\u00f4ng c\u00f3 v\u00f4i v\u00e0 c\u00f3 h\u00e0m l\u01b0\u1ee3ng n\u01b0\u1edbc cao h\u01a1n.<\/li>\n<li>N\u00f3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 l\u1ea5p \u0111\u1ea7y c\u00e1c kho\u1ea3ng tr\u1ed1ng gi\u1eefa c\u00e1c vi\u00ean g\u1ea1ch, t\u1ea1o th\u00e0nh m\u1ed9t b\u1ec1 m\u1eb7t nh\u1eb5n v\u00e0 ch\u1ed1ng th\u1ea5m n\u01b0\u1edbc.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">Keo d\u00e1n m\u1ecfng<\/h2>\n\n<ul class=\"wp-block-list\">\n<li>Keo d\u00e1n m\u1ecfng l\u00e0 m\u1ed9t lo\u1ea1i keo d\u00e1n chuy\u00ean d\u1ee5ng \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb xi m\u0103ng, c\u00e1t m\u1ecbn v\u00e0 c\u00e1c ch\u1ea5t gi\u1eef n\u01b0\u1edbc.<\/li>\n<li>N\u00f3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 g\u1eafn g\u1ea1ch men v\u00e0 \u0111\u00e1 l\u00ean b\u1ec1 m\u1eb7t n\u1ec1n nh\u01b0 t\u1ea5m xi m\u0103ng.<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>Vai tr\u00f2 ri\u00eang bi\u1ec7t c\u1ee7a xi m\u0103ng, b\u00ea t\u00f4ng v\u00e0 v\u1eefa trong x\u00e2y d\u1ef1ng Xi m\u0103ng: Ch\u1ea5t k\u1ebft d\u00ednh Xi m\u0103ng l\u00e0 g\u00ec? Xi m\u0103ng l\u00e0 m\u1ed9t lo\u1ea1i b\u1ed9t m\u1ecbn&hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[11668],"tags":[11857,8820,2856,1761,9577,11858,11856],"class_list":["post-7378","post","type-post","status-publish","format-standard","hentry","category-construction-science","tag-concrete","tag-home-improvement","tag-construction","tag-diy","tag-building-materials","tag-mortar","tag-cement"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/7378","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/comments?post=7378"}],"version-history":[{"count":1,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/7378\/revisions"}],"predecessor-version":[{"id":7379,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/7378\/revisions\/7379"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/media?parent=7378"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/categories?post=7378"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/tags?post=7378"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}