{"id":8307,"date":"2025-04-16T13:41:58","date_gmt":"2025-04-16T06:41:58","guid":{"rendered":"https:\/\/dufago.com.vn\/?p=8307"},"modified":"2025-11-27T13:41:03","modified_gmt":"2025-11-27T06:41:03","slug":"tim-hieu-sika-r7-phu-gia-dong-ket-nhanh-cho-be-tong","status":"publish","type":"post","link":"https:\/\/dufago.com.vn\/en\/tim-hieu-sika-r7-phu-gia-dong-ket-nhanh-cho-be-tong\/","title":{"rendered":"T\u00ecm hi\u1ec3u Sika R7: Ph\u1ee5 gia \u0111\u00f4ng k\u1ebft nhanh cho b\u00ea t\u00f4ng"},"content":{"rendered":"

Trong x\u00e2y d\u1ef1ng hi\u1ec7n \u0111\u1ea1i, thi c\u00f4ng b\u00ea t\u00f4ng quy m\u00f4 l\u1edbn hay trong \u0111i\u1ec1u ki\u1ec7n kh\u1eafc nghi\u1ec7t lu\u00f4n ti\u1ec1m \u1ea9n nhi\u1ec1u th\u00e1ch th\u1ee9c: t\u1eeb nguy c\u01a1 m\u1ea1ch ng\u1eebng do ninh k\u1ebft nhanh \u0111\u1ebfn y\u00eau c\u1ea7u v\u1ec1 c\u01b0\u1eddng \u0111\u1ed9 v\u00e0 \u0111\u1ed9 b\u1ec1n trong m\u00f4i tr\u01b0\u1eddng nhi\u1ec7t \u0111\u1ed9 cao. Gi\u1eefa nhi\u1ec1u gi\u1ea3i ph\u00e1p, Sika R7 n\u1ed5i b\u1eadt nh\u01b0 m\u1ed9t tr\u1ee3 th\u1ee7 \u0111\u1eafc l\u1ef1c, \u0111\u01b0\u1ee3c c\u00e1c chuy\u00ean gia tin d\u00f9ng nh\u1edd hi\u1ec7u qu\u1ea3 v\u00e0 t\u00ednh \u1ed5n \u0111\u1ecbnh. V\u1eady Sika R7 l\u00e0 g\u00ec v\u00e0 v\u00ec sao \u0111\u01b0\u1ee3c \u01b0a chu\u1ed9ng? H\u00e3y c\u00f9ng t\u00ecm hi\u1ec3u trong b\u00e0i vi\u1ebft n\u00e0y.<\/span><\/strong><\/p>\n

Sika r7 l\u00e0 g\u00ec? T\u1ed5ng quan v\u1ec1 ph\u1ee5 gia b\u00ea t\u00f4ng chuy\u00ean d\u1ee5ng<\/span><\/strong><\/h2>\n

\u0110\u1ecbnh ngh\u0129a v\u00e0 th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc c\u1ee7a Sika R7<\/span><\/strong><\/h3>\n

Sikament\u00ae R-7 N l\u00e0 ph\u1ee5 gia h\u00f3a d\u1ebbo v\u00e0 k\u00e9o d\u00e0i th\u1eddi gian ninh k\u1ebft b\u00ea t\u00f4ng, thu\u1ed9c nh\u00f3m lignosulfonat c\u1ea3i ti\u1ebfn. S\u1ea3n ph\u1ea9m gi\u00fap c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3 t\u00ednh thi c\u00f4ng, duy tr\u00ec \u0111\u1ed9 s\u1ee5t, h\u1ea1n ch\u1ebf nguy c\u01a1 t\u1ea1o m\u1ea1ch ng\u1eebng \u2013 \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng trong b\u00ea t\u00f4ng kh\u1ed1i l\u1edbn ho\u1eb7c khi thi c\u00f4ng \u1edf \u0111i\u1ec1u ki\u1ec7n th\u1eddi ti\u1ebft n\u1eafng n\u00f3ng.<\/span><\/p>\n

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Sika R7 \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n ch\u1ea5t l\u01b0\u1ee3ng n\u00e0o?<\/span><\/strong><\/h3>\n

Ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a Sika R7 \u0111\u00e3 \u0111\u01b0\u1ee3c ki\u1ec3m ch\u1ee9ng v\u00e0 ch\u1ee9ng nh\u1eadn th\u00f4ng qua vi\u1ec7c \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n qu\u1ed1c t\u1ebf uy t\u00edn, trong \u0111\u00f3 c\u00f3 <\/span>ASTM C-494 lo\u1ea1i D<\/b>.<\/span><\/span><\/p>\n

Ti\u00eau chu\u1ea9n n\u00e0y quy \u0111\u1ecbnh c\u00e1c y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt \u0111\u1ed1i v\u1edbi ph\u1ee5 gia gi\u1ea3m n\u01b0\u1edbc v\u00e0 l\u00e0m ch\u1eadm ninh k\u1ebft cho b\u00ea t\u00f4ng. Kh\u1eb3ng \u0111\u1ecbnh r\u1eb1ng Sika R7 l\u00e0 m\u1ed9t s\u1ea3n ph\u1ea9m \u0111\u00e1ng tin c\u1eady v\u00e0 ph\u00f9 h\u1ee3p v\u1edbi y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt trong x\u00e2y d\u1ef1ng c\u00f4ng nghi\u1ec7p, h\u1ea1 t\u1ea7ng v\u00e0 d\u00e2n d\u1ee5ng.<\/span><\/p>\n

Xem ngay:<\/span> T\u1ef7 l\u1ec7 tr\u1ed9n xi m\u0103ng v\u1edbi n\u01b0\u1edbc chu\u1ea9n k\u1ef9 thu\u1eadt & b\u00ed quy\u1ebft \u0111\u1ec3 v\u1eefa b\u1ec1n ch\u1eafc, kh\u00f4ng n\u1ee9t<\/a><\/span><\/strong><\/p>\n

\u0110\u1ecbnh m\u1ee9c v\u00e0 quy c\u00e1ch thi c\u00f4ng hi\u1ec7u qu\u1ea3 Sika R7<\/span><\/strong><\/h3>\n

Khi s\u1eed d\u1ee5ng ph\u1ee5 gia k\u00e9o d\u00e0i th\u1eddi gian ninh k\u1ebft Sika R7, vi\u1ec7c t\u00ednh to\u00e1n \u0111\u00fang \u0111\u1ecbnh m\u1ee9c l\u00e0 y\u1ebfu t\u1ed1 then ch\u1ed1t \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o hi\u1ec7u qu\u1ea3 thi c\u00f4ng v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng b\u00ea t\u00f4ng.<\/span><\/p>\n

Theo khuy\u1ebfn ngh\u1ecb t\u1eeb nh\u00e0 s\u1ea3n xu\u1ea5t, li\u1ec1u l\u01b0\u1ee3ng s\u1eed d\u1ee5ng sikament r7n dao \u0111\u1ed9ng t\u1eeb 0.25 \u2013 0.60 l\u00edt cho m\u1ed7i 100kg xi m\u0103ng. T\u1ef7 l\u1ec7 n\u00e0y c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u0111i\u1ec1u ch\u1ec9nh t\u00f9y v\u00e0o \u0111i\u1ec1u ki\u1ec7n th\u1eddi ti\u1ebft, y\u00eau c\u1ea7u thi c\u00f4ng c\u1ee5 th\u1ec3 ho\u1eb7c t\u00ednh ch\u1ea5t t\u1eebng lo\u1ea1i b\u00ea t\u00f4ng.<\/span><\/p>\n

\"\"<\/span><\/p>\n

Trong qu\u00e1 tr\u00ecnh thi c\u00f4ng, n\u00ean tr\u1ed9n \u0111\u1ec1u v\u00e0o n\u01b0\u1edbc tr\u01b0\u1edbc khi \u0111\u01b0a v\u00e0o h\u1ed7n h\u1ee3p b\u00ea t\u00f4ng kh\u00f4, ho\u1eb7c c\u00f3 th\u1ec3 th\u00eam tr\u1ef1c ti\u1ebfp v\u00e0o h\u1ed7n h\u1ee3p b\u00ea t\u00f4ng \u01b0\u1edbt. Sau khi th\u00eam ph\u1ee5 gia, c\u1ea7n ti\u1ebfp t\u1ee5c tr\u1ed9n trong \u00edt nh\u1ea5t 60 gi\u00e2y.<\/span><\/p>\n

V\u1ec1 quy c\u00e1ch \u0111\u00f3ng g\u00f3i, Sika R7 \u0111\u01b0\u1ee3c cung c\u1ea5p d\u01b0\u1edbi d\u1ea1ng can 25 l\u00edt, phuy 200 l\u00edt ho\u1eb7c IBC 1000 l\u00edt, ph\u00f9 h\u1ee3p cho c\u1ea3 c\u00f4ng tr\u00ecnh nh\u1ecf l\u1ebb \u0111\u1ebfn quy m\u00f4 c\u00f4ng nghi\u1ec7p.<\/span><\/p>\n

8+ l\u1ee3i \u00edch v\u01b0\u1ee3t tr\u1ed9i c\u1ee7a Sika r7 trong \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf<\/span><\/strong><\/h2>\n

1. K\u00e9o d\u00e0i th\u1eddi gian ninh k\u1ebft: Gi\u1ea3i ph\u00e1p cho b\u00ea t\u00f4ng kh\u1ed1i l\u1edbn v\u00e0 v\u1eadn chuy\u1ec3n xa<\/span><\/strong><\/span><\/h3>\n

Sika R7 gi\u00fap k\u00e9o d\u00e0i th\u1eddi gian ninh k\u1ebft c\u1ee7a b\u00ea t\u00f4ng, \u0111\u1eb7c bi\u1ec7t h\u1eefu \u00edch khi \u0111\u1ed5 b\u00ea t\u00f4ng kh\u1ed1i l\u1edbn ho\u1eb7c ph\u1ea3i v\u1eadn chuy\u1ec3n xa \u0111\u1ebfn c\u00f4ng tr\u00ecnh. Nh\u1edd v\u1eady, h\u1ed7n h\u1ee3p v\u1eabn gi\u1eef \u0111\u01b0\u1ee3c \u0111\u1ed9 linh ho\u1ea1t trong su\u1ed1t qu\u00e1 tr\u00ecnh thi c\u00f4ng, tr\u00e1nh hi\u1ec7n t\u01b0\u1ee3ng m\u1ea1ch ng\u1eebng g\u00e2y m\u1ea5t li\u00ean k\u1ebft k\u1ebft c\u1ea5u.<\/span><\/p>\n

2. T\u0103ng c\u01b0\u1eddng \u0111\u1ed9 cu\u1ed1i c\u00f9ng c\u1ee7a b\u00ea t\u00f4ng, \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 b\u1ec1n c\u00f4ng tr\u00ecnh<\/span><\/strong><\/span><\/h3>\n

Kh\u00f4ng ch\u1ec9 gi\u00fap k\u00e9o d\u00e0i th\u1eddi gian ninh k\u1ebft, Sika R7 c\u00f2n h\u1ed7 tr\u1ee3 qu\u00e1 tr\u00ecnh th\u1ee7y h\u00f3a di\u1ec5n ra \u1ed5n \u0111\u1ecbnh h\u01a1n, t\u1eeb \u0111\u00f3 gi\u00fap b\u00ea t\u00f4ng ph\u00e1t tri\u1ec3n c\u01b0\u1eddng \u0111\u1ed9 t\u1ed1i \u01b0u. C\u00f4ng tr\u00ecnh \u0111\u1ea1t \u0111\u1ed9 b\u1ec1n cao, \u1ed5n \u0111\u1ecbnh theo th\u1eddi gian v\u00e0 \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n k\u1ef9 thu\u1eadt kh\u1eaft khe.<\/span><\/p>\n

3. Gi\u1ea3m thi\u1ec3u l\u01b0\u1ee3ng xi m\u0103ng s\u1eed d\u1ee5ng, t\u1ed1i \u01b0u chi ph\u00ed x\u00e2y d\u1ef1ng<\/span><\/strong><\/span><\/h3>\n

V\u1edbi kh\u1ea3 n\u0103ng gi\u1ea3m n\u01b0\u1edbc m\u00e0 v\u1eabn duy tr\u00ec \u0111\u1ed9 s\u1ee5t y\u00eau c\u1ea7u, Sika R7 gi\u00fap c\u1ea3i thi\u1ec7n hi\u1ec7u qu\u1ea3 s\u1eed d\u1ee5ng xi m\u0103ng trong h\u1ed7n h\u1ee3p b\u00ea t\u00f4ng. \u0110i\u1ec1u n\u00e0y kh\u00f4ng ch\u1ec9 ti\u1ebft ki\u1ec7m chi ph\u00ed nguy\u00ean v\u1eadt li\u1ec7u m\u00e0 c\u00f2n g\u00f3p ph\u1ea7n gi\u1ea3m l\u01b0\u1ee3ng ph\u00e1t th\u1ea3i CO\u2082 trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t.<\/span><\/p>\n

\"\"<\/span><\/p>\n

4. Ki\u1ec3m so\u00e1t \u0111\u1ed9 s\u1ee5t b\u00ea t\u00f4ng hi\u1ec7u qu\u1ea3 trong m\u1ecdi \u0111i\u1ec1u ki\u1ec7n th\u1eddi ti\u1ebft<\/span><\/strong><\/span><\/h3>\n

D\u00f9 l\u00e0 thi c\u00f4ng trong th\u1eddi ti\u1ebft n\u1eafng n\u00f3ng hay \u0111\u1ed9 \u1ea9m cao, sikament r7n v\u1eabn gi\u00fap duy tr\u00ec \u0111\u1ed9 s\u1ee5t \u1ed5n \u0111\u1ecbnh, \u0111\u1ea3m b\u1ea3o h\u1ed7n h\u1ee3p d\u1ec5 \u0111\u1ed5, d\u1ec5 b\u01a1m v\u00e0 d\u1ec5 ho\u00e0n thi\u1ec7n b\u1ec1 m\u1eb7t. \u0110\u00e2y l\u00e0 y\u1ebfu t\u1ed1 quan tr\u1ecdng gi\u00fap \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng \u0111\u1ed3ng \u0111\u1ec1u c\u1ee7a k\u1ebft c\u1ea5u b\u00ea t\u00f4ng.<\/span><\/p>\n

See more:<\/span> Gi\u00e1 nh\u00e2n c\u00f4ng \u0111\u1ed5 1m3 b\u00ea t\u00f4ng 2025 chi ti\u1ebft nh\u1ea5t<\/a><\/span><\/strong><\/span><\/p>\n

5. H\u1ea1n ch\u1ebf co ng\u00f3t v\u00e0 t\u1eeb bi\u1ebfn, k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd c\u00f4ng tr\u00ecnh<\/span><\/strong><\/span><\/h3>\n

M\u1ed9t trong nh\u1eefng v\u1ea5n \u0111\u1ec1 l\u1edbn khi thi c\u00f4ng b\u00ea t\u00f4ng l\u00e0 hi\u1ec7n t\u01b0\u1ee3ng co ng\u00f3t v\u00e0 t\u1eeb bi\u1ebfn, g\u00e2y n\u1ee9t n\u1ebb v\u00e0 gi\u1ea3m tu\u1ed5i th\u1ecd c\u00f4ng tr\u00ecnh. Ph\u1ee5 gia \u0111\u00f4ng k\u1ebft nhanh r7 gi\u00fap ki\u1ec3m so\u00e1t qu\u00e1 tr\u00ecnh n\u00e0y b\u1eb1ng c\u00e1ch duy tr\u00ec \u0111\u1ed9 \u1ea9m v\u00e0 \u1ed5n \u0111\u1ecbnh c\u1ea5u tr\u00fac vi m\u00f4 c\u1ee7a b\u00ea t\u00f4ng trong su\u1ed1t qu\u00e1 tr\u00ecnh \u0111\u00f4ng c\u1ee9ng.<\/span><\/p>\n

6. An to\u00e0n cho c\u1ed1t th\u00e9p, kh\u00f4ng g\u00e2y \u0103n m\u00f2n<\/span><\/strong><\/h3>\n

Sika R7 kh\u00f4ng ch\u1ee9a clorua v\u00e0 kh\u00f4ng ph\u1ea3n \u1ee9ng v\u1edbi c\u1ed1t th\u00e9p, gi\u00fap b\u1ea3o v\u1ec7 k\u1ebft c\u1ea5u b\u00ean trong c\u00f4ng tr\u00ecnh. \u0110\u00e2y l\u00e0 y\u1ebfu t\u1ed1 quan tr\u1ecdng \u0111\u1ed1i v\u1edbi c\u00e1c c\u00f4ng tr\u00ecnh c\u1ea7n \u0111\u1ea3m b\u1ea3o tu\u1ed5i th\u1ecd l\u00e2u d\u00e0i nh\u01b0 c\u1ea7u \u0111\u01b0\u1eddng, h\u1ea7m, nh\u00e0 cao t\u1ea7ng, ho\u1eb7c khu v\u1ef1c ven bi\u1ec3n.<\/span><\/p>\n

7. C\u1ea3i thi\u1ec7n t\u00ednh c\u00f4ng t\u00e1c, gi\u00fap thi c\u00f4ng d\u1ec5 d\u00e0ng h\u01a1n<\/span><\/strong><\/h3>\n

V\u1edbi kh\u1ea3 n\u0103ng h\u00f3a d\u1ebbo m\u1ea1nh m\u1ebd, Sika R7 c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3 t\u00ednh c\u00f4ng t\u00e1c c\u1ee7a h\u1ed7n h\u1ee3p b\u00ea t\u00f4ng. \u0110i\u1ec1u n\u00e0y gi\u00fap gi\u1ea3m c\u00f4ng s\u1ee9c khi thi c\u00f4ng th\u1ee7 c\u00f4ng, t\u0103ng hi\u1ec7u su\u1ea5t m\u00e1y b\u01a1m b\u00ea t\u00f4ng v\u00e0 n\u00e2ng cao ch\u1ea5t l\u01b0\u1ee3ng b\u1ec1 m\u1eb7t sau khi th\u00e1o v\u00e1n khu\u00f4n.<\/span><\/p>\n

8. Th\u00fac \u0111\u1ea9y ti\u1ebfn \u0111\u1ed9 thi c\u00f4ng, th\u00e1o v\u00e1n khu\u00f4n s\u1edbm (7 ng\u00e0y)<\/span><\/strong><\/h3>\n

Trong nhi\u1ec1u d\u1ef1 \u00e1n c\u1ea7n \u0111\u1ea9y nhanh ti\u1ebfn \u0111\u1ed9, Sika R7 l\u00e0 l\u1ef1a ch\u1ecdn t\u1ed1i \u01b0u \u0111\u1ec3 v\u1eeba \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng b\u00ea t\u00f4ng, v\u1eeba c\u00f3 th\u1ec3 th\u00e1o v\u00e1n khu\u00f4n s\u1edbm sau kho\u1ea3ng <\/span>7 ng\u00e0y<\/b> (t\u00f9y theo \u0111i\u1ec1u ki\u1ec7n b\u1ea3o d\u01b0\u1ee1ng v\u00e0 thi\u1ebft k\u1ebf c\u1ea5p ph\u1ed1i). \u0110i\u1ec1u n\u00e0y gi\u00fap ti\u1ebft ki\u1ec7m th\u1eddi gian v\u00e0 chi ph\u00ed thi c\u00f4ng \u0111\u00e1ng k\u1ec3.<\/span><\/span><\/p>\n

\u1ee8ng d\u1ee5ng \u0111a d\u1ea1ng c\u1ee7a ph\u1ee5 gia r7 trong c\u00e1c lo\u1ea1i c\u00f4ng tr\u00ecnh<\/span><\/strong><\/h2>\n

Sika R7 kh\u00f4ng ch\u1ec9 gi\u1edbi h\u1ea1n trong m\u1ed9t v\u00e0i \u1ee9ng d\u1ee5ng c\u1ee5 th\u1ec3 m\u00e0 c\u00f2n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong nhi\u1ec1u lo\u1ea1i h\u00ecnh c\u00f4ng tr\u00ecnh kh\u00e1c nhau, ch\u1ee9ng minh t\u00ednh linh ho\u1ea1t v\u00e0 hi\u1ec7u qu\u1ea3 c\u1ee7a s\u1ea3n ph\u1ea9m:<\/span><\/p>\n

\"\"<\/span><\/p>\n

B\u00ea t\u00f4ng kh\u1ed1i l\u1edbn: M\u00f3ng, \u0111\u1eadp th\u1ee7y \u0111i\u1ec7n, k\u1ebft c\u1ea5u h\u1ea1 t\u1ea7ng \u0111\u1ed3 s\u1ed9<\/span><\/strong><\/h3>\n

Trong c\u00e1c h\u1ea1ng m\u1ee5c nh\u01b0 m\u00f3ng s\u00e2u, \u0111\u1eadp n\u01b0\u1edbc, hay k\u1ebft c\u1ea5u \u0111\u00fac li\u1ec1n kh\u1ed1i c\u00f3 kh\u1ed1i l\u01b0\u1ee3ng l\u1edbn, nguy c\u01a1 m\u1ea1ch ng\u1eebng b\u00ea t\u00f4ng v\u00e0 n\u1ee9t nhi\u1ec7t l\u00e0 r\u1ea5t cao.<\/span><\/p>\n

Sika R7 gi\u00fap k\u00e9o d\u00e0i th\u1eddi gian ninh k\u1ebft, \u0111\u1ea3m b\u1ea3o quy tr\u00ecnh \u0111\u1ed5 li\u00ean t\u1ee5c, t\u1eeb \u0111\u00f3 h\u1ea1n ch\u1ebf m\u1ea1ch ng\u1eebng v\u00e0 n\u00e2ng cao t\u00ednh \u0111\u1ed3ng nh\u1ea5t, b\u1ec1n v\u1eefng cho to\u00e0n kh\u1ed1i b\u00ea t\u00f4ng.<\/span><\/p>\n

B\u00ea t\u00f4ng k\u1ebft c\u1ea5u: D\u1ea7m, s\u00e0n, c\u1ed9t ch\u1ecbu l\u1ef1c cao<\/span><\/strong><\/h3>\n

V\u1edbi c\u00e1c c\u1ea5u ki\u1ec7n ch\u1ecbu l\u1ef1c l\u1edbn, vi\u1ec7c \u0111\u1ea3m b\u1ea3o c\u01b0\u1eddng \u0111\u1ed9 n\u00e9n cu\u1ed1i c\u00f9ng l\u00e0 y\u1ebfu t\u1ed1 then ch\u1ed1t. Sika R7 gi\u00fap \u0111i\u1ec1u ch\u1ec9nh t\u1ed1c \u0111\u1ed9 th\u1ee7y h\u00f3a, t\u1ea1o \u0111i\u1ec1u ki\u1ec7n cho s\u1ef1 ph\u00e1t tri\u1ec3n c\u01b0\u1eddng \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh, \u0111\u1ed3ng th\u1eddi gi\u00fap k\u1ebft c\u1ea5u \u0111\u1ea1t \u0111\u1ed9 b\u1ec1n l\u00e2u d\u00e0i m\u00e0 kh\u00f4ng l\u00e0m \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ti\u1ebfn \u0111\u1ed9 thi c\u00f4ng.<\/span><\/p>\n

C\u00f4ng tr\u00ecnh c\u00f3 th\u1eddi gian v\u1eadn chuy\u1ec3n b\u00ea t\u00f4ng d\u00e0i nh\u1edd ph\u1ee5 gia \u0111\u00f4ng k\u1ebft nhanh r7<\/span><\/strong><\/h3>\n

\u0110\u1ed1i v\u1edbi nh\u1eefng d\u1ef1 \u00e1n xa tr\u1ea1m tr\u1ed9n, vi\u1ec7c gi\u1eef \u0111\u1ed9 linh \u0111\u1ed9ng c\u1ee7a b\u00ea t\u00f4ng trong su\u1ed1t th\u1eddi gian v\u1eadn chuy\u1ec3n l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng \u0111\u1ed5 t\u1ea1i hi\u1ec7n tr\u01b0\u1eddng.<\/span><\/p>\n

Sika R7 \u0111\u00f3ng vai tr\u00f2 nh\u01b0 m\u1ed9t ph\u1ee5 gia gi\u1eef \u0111\u1ed9 s\u1ee5t hi\u1ec7u qu\u1ea3, gi\u00fap b\u00ea t\u00f4ng kh\u00f4ng b\u1ecb kh\u00f4 c\u1ee9ng, d\u1ec5 thi c\u00f4ng v\u00e0 gi\u1ea3m thi\u1ec3u l\u00e3ng ph\u00ed.<\/span><\/p>\n

D\u1ef1 \u00e1n thi c\u00f4ng trong \u0111i\u1ec1u ki\u1ec7n th\u1eddi ti\u1ebft kh\u1eafc nghi\u1ec7t<\/span><\/strong><\/h3>\n

Khi \u0111\u1ed5 b\u00ea t\u00f4ng trong m\u00f9a n\u1eafng n\u00f3ng ho\u1eb7c t\u1ea1i c\u00e1c khu v\u1ef1c kh\u00ed h\u1eadu kh\u1eafc nghi\u1ec7t, b\u00ea t\u00f4ng th\u01b0\u1eddng ninh k\u1ebft qu\u00e1 nhanh, g\u00e2y kh\u00f3 kh\u0103n cho c\u00f4ng nh\u00e2n v\u00e0 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng b\u1ec1 m\u1eb7t.<\/span><\/p>\n

Sika R7 ki\u1ec3m so\u00e1t t\u1ed1c \u0111\u1ed9 ninh k\u1ebft hi\u1ec7u qu\u1ea3, cho ph\u00e9p thi c\u00f4ng an to\u00e0n v\u00e0 thu\u1eadn ti\u1ec7n h\u01a1n ngay c\u1ea3 trong \u0111i\u1ec1u ki\u1ec7n th\u1eddi ti\u1ebft kh\u00f4ng l\u00fd t\u01b0\u1edfng.<\/span><\/p>\n

C\u00e1c h\u1ea1ng m\u1ee5c \u0111\u1ed5 b\u00ea t\u00f4ng ph\u1ee9c t\u1ea1p, chi ti\u1ebft<\/span><\/strong><\/h3>\n

V\u1edbi nh\u1eefng chi ti\u1ebft nh\u1ecf, nhi\u1ec1u c\u1ed1t th\u00e9p ho\u1eb7c k\u1ebft c\u1ea5u c\u1ea7n th\u1eddi gian c\u0103n ch\u1ec9nh l\u00e2u nh\u01b0 b\u1eadc thang, d\u1ea7m ch\u00ecm, b\u1ec3 ch\u1ee9a\u2026Sika R7 gi\u00fap k\u00e9o d\u00e0i th\u1eddi gian l\u00e0m vi\u1ec7c, \u0111\u1ea3m b\u1ea3o vi\u1ec7c \u0111\u1ed5 b\u00ea t\u00f4ng ch\u00ednh x\u00e1c, tr\u00e1nh v\u1ee1 v\u1eefa hay m\u1ea5t li\u00ean k\u1ebft gi\u1eefa c\u00e1c l\u1edbp, \u0111\u1ed3ng th\u1eddi n\u00e2ng cao t\u00ednh th\u1ea9m m\u1ef9 v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng thi c\u00f4ng.<\/span><\/p>\n

See more:<\/span> Carbon t\u00edch l\u0169y l\u00e0 g\u00ec? Hi\u1ec3u \u0111\u00fang \u0111\u1ec3 x\u00e2y d\u1ef1ng b\u1ec1n v\u1eefng<\/a><\/span><\/strong><\/p>\n

Sika R7 kh\u00e1c g\u00ec so v\u1edbi c\u00e1c lo\u1ea1i ph\u1ee5 gia ch\u1eadm \u0111\u00f4ng k\u1ebft kh\u00e1c?<\/span><\/strong><\/h2>\n

Tr\u00ean th\u1ecb tr\u01b0\u1eddng hi\u1ec7n nay c\u00f3 nhi\u1ec1u lo\u1ea1i ph\u1ee5 gia ch\u1eadm ninh k\u1ebft \u0111\u1ebfn t\u1eeb c\u00e1c th\u01b0\u01a1ng hi\u1ec7u l\u1edbn nh\u01b0 Fosroc, BASF, Grace,… Tuy nhi\u00ean, Sika R7 v\u1eabn n\u1ed5i b\u1eadt nh\u1edd t\u00ednh \u1ed5n \u0111\u1ecbnh cao v\u00e0 hi\u1ec7u qu\u1ea3 v\u01b0\u1ee3t tr\u1ed9i trong nhi\u1ec1u \u0111i\u1ec1u ki\u1ec7n thi c\u00f4ng kh\u00e1c nhau.<\/span><\/p>\n

\"\"<\/span><\/p>\n\n\n\n\n\n\n\n\n\n
Ti\u00eau ch\u00ed \u0111\u00e1nh gi\u00e1<\/th>\nSika R7<\/th>\nFosroc \/ BASF (th\u00f4ng th\u01b0\u1eddng)<\/th>\n<\/tr>\n
Kh\u1ea3 n\u0103ng k\u00e9o d\u00e0i th\u1eddi gian ninh k\u1ebft<\/td>\n\u1ed4n \u0111\u1ecbnh, ki\u1ec3m so\u00e1t t\u1ed1t theo \u0111\u1ecbnh m\u1ee9c<\/td>\nC\u00f3 th\u1ec3 thay \u0111\u1ed5i nhi\u1ec1u theo \u0111i\u1ec1u ki\u1ec7n th\u1ef1c t\u1ebf<\/td>\n<\/tr>\n
T\u00e1c \u0111\u1ed9ng \u0111\u1ebfn c\u01b0\u1eddng \u0111\u1ed9 cu\u1ed1i c\u00f9ng<\/td>\nT\u0103ng c\u01b0\u1eddng \u0111\u1ed9 r\u00f5 r\u1ec7t sau 28 ng\u00e0y<\/td>\nM\u1ed9t s\u1ed1 lo\u1ea1i ch\u1ec9 duy tr\u00ec m\u1ee9c c\u01b0\u1eddng \u0111\u1ed9 ti\u00eau chu\u1ea9n<\/td>\n<\/tr>\n
Kh\u1ea3 n\u0103ng gi\u1eef \u0111\u1ed9 s\u1ee5t<\/td>\nT\u1ed1t, k\u1ec3 c\u1ea3 trong th\u1eddi ti\u1ebft n\u00f3ng<\/td>\nT\u1ed1t, nh\u01b0ng d\u1ec5 b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng<\/td>\n<\/tr>\n
An to\u00e0n cho c\u1ed1t th\u00e9p<\/td>\nKh\u00f4ng g\u00e2y \u0103n m\u00f2n<\/td>\nM\u1ed9t s\u1ed1 lo\u1ea1i y\u00eau c\u1ea7u x\u1eed l\u00fd c\u1ed1t th\u00e9p k\u1ef9 h\u01a1n<\/td>\n<\/tr>\n
Ph\u00f9 h\u1ee3p cho b\u00ea t\u00f4ng kh\u1ed1i l\u1edbn<\/td>\n\u0110\u01b0\u1ee3c t\u1ed1i \u01b0u chuy\u00ean bi\u1ec7t cho kh\u1ed1i l\u1edbn<\/td>\nC\u00f3 th\u1ec3 c\u00e2n ph\u1ed1i h\u1ee3p th\u00eam ph\u1ee5 gia kh\u00e1c<\/td>\n<\/tr>\n
Kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch v\u1edbi xi m\u0103ng Vi\u1ec7t Nam<\/td>\nCao, \u0111\u00e3 ki\u1ec3m nghi\u1ec7m th\u1ef1c t\u1ebf<\/td>\nM\u1ed9t s\u1ed1 lo\u1ea1i c\u1ea7n \u0111i\u1ec1u ch\u1ec9nh pha tr\u1ed9n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

B\u1ea3ng so s\u00e1nh tr\u00ean ch\u1ec9 mang t\u00ednh ch\u1ea5t t\u01b0\u01a1ng \u0111\u1ed1i, \u0111\u01b0\u1ee3c t\u1ed5ng h\u1ee3p t\u1eeb nhi\u1ec1u t\u00e0i li\u1ec7u kh\u00e1c nhau. \u0110\u1ec3 ch\u00ednh x\u00e1c, vui l\u00f2ng tham kh\u1ea3o th\u00eam c\u00e1c ngu\u1ed3n kh\u00e1c!<\/span><\/em><\/p>\n

Nh\u1eefng th\u00f4ng tin c\u00f3 th\u1ec3 b\u1ea1n ch\u01b0a bi\u1ebft v\u1ec1 Sika R7<\/span><\/strong><\/h2>\n

D\u01b0\u1edbi \u0111\u00e2y l\u00e0 nh\u1eefng c\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p v\u1ec1 ph\u1ee5 gia ch\u1eadm ninh k\u1ebft Sika R7, gi\u00fap b\u1ea1n hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 c\u00e1ch s\u1eed d\u1ee5ng c\u0169ng nh\u01b0 hi\u1ec7u qu\u1ea3 th\u1ef1c t\u1ebf c\u1ee7a s\u1ea3n ph\u1ea9m trong thi c\u00f4ng b\u00ea t\u00f4ng.<\/span><\/p>\n

S\u1eed d\u1ee5ng qu\u00e1 li\u1ec1u ph\u1ee5 gia r7 c\u00f3 g\u00e2y ra t\u00e1c d\u1ee5ng ph\u1ee5 g\u00ec kh\u00f4ng?<\/strong><\/span><\/p>\n

C\u00f3 th\u1ec3 c\u00f3. N\u1ebfu s\u1eed d\u1ee5ng v\u01b0\u1ee3t qu\u00e1 \u0111\u1ecbnh m\u1ee9c khuy\u1ebfn ngh\u1ecb, Sika R7 c\u00f3 th\u1ec3 k\u00e9o d\u00e0i th\u1eddi gian ninh k\u1ebft qu\u00e1 m\u1ee9c, g\u00e2y ch\u1eadm tr\u1ec5 trong qu\u00e1 tr\u00ecnh th\u00e1o v\u00e1n khu\u00f4n ho\u1eb7c l\u00e0m gi\u1ea3m t\u1ed1c \u0111\u1ed9 ph\u00e1t tri\u1ec3n c\u01b0\u1eddng \u0111\u1ed9 s\u1edbm c\u1ee7a b\u00ea t\u00f4ng.<\/span><\/p>\n

Sika r7 c\u00f3 th\u1ec3 k\u1ebft h\u1ee3p v\u1edbi c\u00e1c lo\u1ea1i ph\u1ee5 gia ch\u1ed1ng th\u1ea5m kh\u00e1c kh\u00f4ng?<\/strong><\/span><\/p>\n

C\u00f3. Sika R7 c\u00f3 th\u1ec3 k\u1ebft h\u1ee3p \u0111\u01b0\u1ee3c v\u1edbi m\u1ed9t s\u1ed1 ph\u1ee5 gia kh\u00e1c nh\u01b0 Sika ViscoCrete, Sika WT (ch\u1ed1ng th\u1ea5m) ho\u1eb7c c\u00e1c lo\u1ea1i ph\u1ee5 gia t\u0103ng c\u01b0\u1eddng \u0111\u1ed9 kh\u00e1c, mi\u1ec5n l\u00e0 \u0111\u01b0\u1ee3c ki\u1ec3m tra \u0111\u1ed9 t\u01b0\u01a1ng th\u00edch tr\u01b0\u1edbc khi s\u1eed d\u1ee5ng th\u1ef1c t\u1ebf. Trong c\u00e1c d\u1ef1 \u00e1n quan tr\u1ecdng, n\u00ean th\u1eed nghi\u1ec7m m\u1eabu nh\u1ecf t\u1ea1i hi\u1ec7n tr\u01b0\u1eddng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o hi\u1ec7u qu\u1ea3 t\u1ed1i \u01b0u v\u00e0 tr\u00e1nh ph\u1ea3n \u1ee9ng ph\u1ee5 kh\u00f4ng mong mu\u1ed1n.<\/span><\/p>\n

B\u00ea t\u00f4ng R7 bao nhi\u00eau ng\u00e0y th\u00e1o coppha s\u00e0n?<\/strong><\/span><\/p>\n

V\u1edbi \u0111\u1ecbnh m\u1ee9c s\u1eed d\u1ee5ng ph\u00f9 h\u1ee3p, b\u00ea t\u00f4ng s\u1eed d\u1ee5ng Sika R7 v\u1eabn c\u00f3 th\u1ec3 \u0111\u1ea1t c\u01b0\u1eddng \u0111\u1ed9 c\u1ea7n thi\u1ebft \u0111\u1ec3 th\u00e1o coppha s\u00e0n sau kho\u1ea3ng 7 ng\u00e0y trong \u0111i\u1ec1u ki\u1ec7n ti\u00eau chu\u1ea9n (nhi\u1ec7t \u0111\u1ed9 trung b\u00ecnh kho\u1ea3ng 25\u00b0C, b\u00ea t\u00f4ng c\u00f3 m\u00e1c \u2265 M250).<\/span><\/p>\n

T\u00f3m l\u1ea1i, Sika R7 kh\u00f4ng ch\u1ec9 l\u00e0 m\u1ed9t ph\u1ee5 gia h\u00f3a d\u1ebbo v\u00e0 k\u00e9o d\u00e0i th\u1eddi gian ninh k\u1ebft th\u00f4ng th\u01b0\u1eddng. V\u1edbi kh\u1ea3 n\u0103ng ki\u1ec3m so\u00e1t th\u1eddi gian \u0111\u00f4ng k\u1ebft hi\u1ec7u qu\u1ea3, t\u0103ng c\u01b0\u1eddng \u0111\u1ed9 b\u1ec1n v\u1eefng, gi\u1ea3m thi\u1ec3u chi ph\u00ed xi m\u0103ng, c\u1ea3i thi\u1ec7n t\u00ednh c\u00f4ng t\u00e1c. Sika R7 \u0111\u00e3 ch\u1ee9ng minh l\u00e0 m\u1ed9t gi\u1ea3i ph\u00e1p to\u00e0n di\u1ec7n cho nhi\u1ec1u \u1ee9ng d\u1ee5ng quan tr\u1ecdng trong l\u0129nh v\u1ef1c x\u00e2y d\u1ef1ng.<\/span><\/p>\n

DUFAGO CONCRETE<\/strong><\/span><\/h2>\n

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– Nh\u00e0 m\u00e1y B\u00ea t\u00f4ng Dufago C\u1ea9m L\u1ec7:<\/strong>\u00a0Ho\u00e0 Th\u1ecd T\u00e2y, C\u1ea9m L\u1ec7, \u0110\u00e0 N\u1eb5ng<\/span><\/p>\n

– Nh\u00e0 m\u00e1y B\u00ea t\u00f4ng Dufago Thanh Vinh:<\/strong>\u00a0\u0110\u01b0\u1eddng S\u1ed1 1, Ho\u00e0 Li\u00ean, H\u00f2a Vang, \u0110\u00e0 N\u1eb5ng<\/span><\/p>\n

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– Nh\u00e0 m\u00e1y B\u00ea t\u00f4ng Dufago T\u1ecbnh Phong:<\/strong>\u00a0C\u1ee5m C\u00f4ng nghi\u1ec7p T\u1ecbnh Phong, T\u1ecbnh Phong, S\u01a1n T\u1ecbnh, Qu\u1ea3ng Ng\u00e3i<\/span><\/p>","protected":false},"excerpt":{"rendered":"

Trong x\u00e2y d\u1ef1ng hi\u1ec7n \u0111\u1ea1i, thi c\u00f4ng b\u00ea t\u00f4ng quy m\u00f4 l\u1edbn hay trong \u0111i\u1ec1u ki\u1ec7n kh\u1eafc nghi\u1ec7t lu\u00f4n ti\u1ec1m \u1ea9n nhi\u1ec1u th\u00e1ch th\u1ee9c: t\u1eeb nguy c\u01a1 m\u1ea1ch ng\u1eebng do ninh k\u1ebft nhanh \u0111\u1ebfn y\u00eau c\u1ea7u v\u1ec1 c\u01b0\u1eddng \u0111\u1ed9 v\u00e0 \u0111\u1ed9 b\u1ec1n trong m\u00f4i tr\u01b0\u1eddng nhi\u1ec7t \u0111\u1ed9 cao. Gi\u1eefa nhi\u1ec1u gi\u1ea3i ph\u00e1p, Sika R7 n\u1ed5i […]<\/p>","protected":false},"author":7,"featured_media":8411,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47,35],"tags":[],"class_list":["post-8307","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-trong-nganh","category-tin-tuc"],"acf":[],"_links":{"self":[{"href":"https:\/\/dufago.com.vn\/en\/wp-json\/wp\/v2\/posts\/8307","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dufago.com.vn\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/dufago.com.vn\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/dufago.com.vn\/en\/wp-json\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"https:\/\/dufago.com.vn\/en\/wp-json\/wp\/v2\/comments?post=8307"}],"version-history":[{"count":11,"href":"https:\/\/dufago.com.vn\/en\/wp-json\/wp\/v2\/posts\/8307\/revisions"}],"predecessor-version":[{"id":9840,"href":"https:\/\/dufago.com.vn\/en\/wp-json\/wp\/v2\/posts\/8307\/revisions\/9840"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/dufago.com.vn\/en\/wp-json\/wp\/v2\/media\/8411"}],"wp:attachment":[{"href":"https:\/\/dufago.com.vn\/en\/wp-json\/wp\/v2\/media?parent=8307"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dufago.com.vn\/en\/wp-json\/wp\/v2\/categories?post=8307"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dufago.com.vn\/en\/wp-json\/wp\/v2\/tags?post=8307"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}