{"id":10040,"date":"2024-11-19T14:03:57","date_gmt":"2024-11-19T07:03:57","guid":{"rendered":"https:\/\/pcecatlam.vn\/?p=10040"},"modified":"2024-11-12T14:42:06","modified_gmt":"2024-11-12T07:42:06","slug":"phu-gia-bu-co-ngot","status":"publish","type":"post","link":"https:\/\/pcecatlam.vn\/en\/phu-gia-bu-co-ngot\/","title":{"rendered":"Ph\u1ee5 gia b\u00f9 co ng\u00f3t (EXPAN-K): gi\u1ea3i ph\u00e1p t\u1ed1i \u01b0u cho k\u1ebft c\u1ea5u b\u00ea t\u00f4ng b\u1ec1n v\u1eefng"},"content":{"rendered":"

Trong l\u0129nh v\u1ef1c x\u00e2y d\u1ef1ng, ph\u1ee5 gia b\u00f9 co ng\u00f3t<\/strong> <\/a>nh\u01b0 EXPAN-K \u0111\u00f3ng vai tr\u00f2 thi\u1ebft y\u1ebfu trong vi\u1ec7c t\u0103ng \u0111\u1ed9 b\u1ec1n ch\u1eafc v\u00e0 \u1ed5n \u0111\u1ecbnh cho b\u00ea t\u00f4ng. S\u1ea3n ph\u1ea9m n\u00e0y kh\u00f4ng ch\u1ec9 gi\u00fap h\u1ea1n ch\u1ebf hi\u1ec7n t\u01b0\u1ee3ng co ng\u00f3t m\u00e0 c\u00f2n gi\u1ea3m thi\u1ec3u c\u00e1c v\u1ebft n\u1ee9t trong b\u00ea t\u00f4ng sau khi \u0111\u00f3ng r\u1eafn, \u0111em l\u1ea1i \u0111\u1ed9 ho\u00e0n thi\u1ec7n t\u1ed1i \u01b0u cho c\u00f4ng tr\u00ecnh. B\u00e0i vi\u1ebft n\u00e0y PCE C\u00e1t L\u00e2m<\/a> s\u1ebd cung c\u1ea5p chi ti\u1ebft v\u1ec1 ph\u1ee5 gia, t\u1eeb th\u00e0nh ph\u1ea7n, c\u00f4ng d\u1ee5ng \u0111\u1ebfn c\u00e1ch s\u1eed d\u1ee5ng v\u00e0 c\u00e1c l\u01b0u \u00fd quan tr\u1ecdng khi \u00e1p d\u1ee5ng trong th\u1ef1c t\u1ebf.<\/em><\/p>\n

T\u00ecm hi\u1ec3u t\u1ed5ng quan v\u1ec1 ph\u1ee5 gia b\u00f9 co ng\u00f3t (EXPAN-K) trong x\u00e2y d\u1ef1ng<\/h2>\n

Ph\u1ee5 gia b\u00f9 co ng\u00f3t l\u00e0 lo\u1ea1i ch\u1ea5t ph\u1ee5 gia b\u1ed5 sung v\u00e0o h\u1ed7n h\u1ee3p b\u00ea t\u00f4ng \u0111\u1ec3 h\u1ea1n ch\u1ebf s\u1ef1 thay \u0111\u1ed5i th\u1ec3 t\u00edch khi b\u00ea t\u00f4ng \u0111\u00f3ng r\u1eafn. EXPAN-K l\u00e0 m\u1ed9t trong nh\u1eefng lo\u1ea1i ph\u1ee5 gia n\u1ed5i b\u1eadt trong d\u00f2ng s\u1ea3n ph\u1ea9m n\u00e0y, \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c c\u00f4ng tr\u00ecnh x\u00e2y d\u1ef1ng c\u00f3 y\u00eau c\u1ea7u cao v\u1ec1 ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 \u0111\u1ed9 b\u1ec1n.<\/p>\n

Ph\u1ee5 gia b\u00f9 co ng\u00f3t (EXPAN-K) l\u00e0 g\u00ec?<\/h3>\n

EXPAN-K l\u00e0 lo\u1ea1i ph\u1ee5 gia chuy\u00ean d\u1ee5ng, ch\u1ee9a c\u00e1c th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc gi\u00fap b\u00f9 \u0111\u1eafp s\u1ef1 co ng\u00f3t c\u1ee7a b\u00ea t\u00f4ng trong qu\u00e1 tr\u00ecnh \u0111\u00f3ng r\u1eafn. \u0110\u00e2y l\u00e0 ph\u1ee5 gia d\u1ea1ng b\u1ed9t m\u1ecbn, d\u1ec5 d\u00e0ng tr\u1ed9n v\u00e0o h\u1ed7n h\u1ee3p b\u00ea t\u00f4ng v\u00e0 kh\u00f4ng \u1ea3nh h\u01b0\u1edfng x\u1ea5u \u0111\u1ebfn qu\u00e1 tr\u00ecnh thi c\u00f4ng. B\u1eb1ng c\u00e1ch b\u1ed5 sung v\u00e0o h\u1ed7n h\u1ee3p, t\u1ea1o ra s\u1ef1 gi\u00e3n n\u1edf c\u00f3 ki\u1ec3m so\u00e1t, gi\u00fap gi\u1ea3m thi\u1ec3u c\u00e1c v\u1ebft n\u1ee9t v\u00e0 duy tr\u00ec \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh c\u1ee7a b\u00ea t\u00f4ng theo th\u1eddi gian.<\/p>\n

\"ph\u1ee5

Ph\u1ee5 gia b\u00f9 co ng\u00f3t EXPAN-K c\u00f3 d\u1ea1ng b\u1ed9t m\u1ecbn, d\u1ec5 tr\u1ed9n v\u00e0o h\u1ed7n h\u1ee3p b\u00ea t\u00f4ng m\u00e0 kh\u00f4ng g\u00e2y \u1ea3nh h\u01b0\u1edfng ti\u00eau c\u1ef1c \u0111\u1ebfn qu\u00e1 tr\u00ecnh thi c\u00f4nG<\/p><\/div>\n

Vai tr\u00f2 c\u1ee7a ph\u1ee5 gia b\u00f9 co ng\u00f3t trong ng\u00e0nh x\u00e2y d\u1ef1ng<\/h3>\n

S\u1ef1 co ng\u00f3t c\u1ee7a b\u00ea t\u00f4ng l\u00e0 m\u1ed9t trong nh\u1eefng nguy\u00ean nh\u00e2n ch\u00ednh g\u00e2y ra c\u00e1c v\u1ebft n\u1ee9t v\u00e0 s\u1ef1 suy gi\u1ea3m \u0111\u1ed9 b\u1ec1n theo th\u1eddi gian. EXPAN-K c\u00f3 vai tr\u00f2 l\u00e0m t\u0103ng \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh th\u1ec3 t\u00edch cho b\u00ea t\u00f4ng, gi\u00fap ki\u1ec3m so\u00e1t t\u00ecnh tr\u1ea1ng co ng\u00f3t v\u00e0 n\u1ee9t n\u1ebb. Khi \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u00fang c\u00e1ch, ph\u1ee5 gia n\u00e0y s\u1ebd gi\u00fap k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd c\u1ee7a k\u1ebft c\u1ea5u b\u00ea t\u00f4ng v\u00e0 gi\u1ea3m thi\u1ec3u c\u00e1c chi ph\u00ed b\u1ea3o tr\u00ec, s\u1eeda ch\u1eefa v\u1ec1 sau.<\/p>\n

C\u00e1c th\u00e0nh ph\u1ea7n ch\u00ednh c\u1ee7a ph\u1ee5 gia b\u00f9 co ng\u00f3t v\u00e0 t\u00e1c \u0111\u1ed9ng c\u1ee7a ch\u00fang<\/h2>\n

Ph\u1ee5 gia EXPAN-K \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t t\u1eeb c\u00e1c th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc nh\u01b0 oxit canxi v\u00e0 clinker xi m\u0103ng, k\u1ebft h\u1ee3p v\u1edbi m\u1ed9t s\u1ed1 ch\u1ea5t \u0111i\u1ec1u ch\u1ec9nh gi\u00e3n n\u1edf. C\u00e1c th\u00e0nh ph\u1ea7n n\u00e0y ho\u1ea1t \u0111\u1ed9ng c\u00f9ng nhau \u0111\u1ec3 t\u1ea1o ra ph\u1ea3n \u1ee9ng gi\u00e3n n\u1edf ki\u1ec3m so\u00e1t trong b\u00ea t\u00f4ng. \u0110i\u1ec1u n\u00e0y gi\u00fap h\u1ed7 tr\u1ee3 vi\u1ec7c b\u00f9 co ng\u00f3t khi b\u00ea t\u00f4ng chuy\u1ec3n t\u1eeb tr\u1ea1ng th\u00e1i l\u1ecfng sang tr\u1ea1ng th\u00e1i r\u1eafn.<\/p>\n