{"id":1351,"date":"2026-01-11T01:14:43","date_gmt":"2026-01-11T01:14:43","guid":{"rendered":"https:\/\/great-ocean-waterproof.com\/?p=1351"},"modified":"2026-01-11T01:15:17","modified_gmt":"2026-01-11T01:15:17","slug":"how-to-apply-polyurethane-waterproof-coating","status":"publish","type":"post","link":"https:\/\/great-ocean-waterproof.com\/vi\/how-to-apply-polyurethane-waterproof-coating\/","title":{"rendered":"C\u00e1ch thi c\u00f4ng l\u1edbp ph\u1ee7 ch\u1ed1ng th\u1ea5m polyurethane"},"content":{"rendered":"

N\u01b0\u1edbc c\u00f3 th\u1ec3 g\u00e2y ra nh\u1eefng thi\u1ec7t h\u1ea1i nghi\u00eam tr\u1ecdng cho c\u00e1c c\u00f4ng tr\u00ecnh, d\u1eabn \u0111\u1ebfn chi ph\u00ed s\u1eeda ch\u1eefa t\u1ed1n k\u00e9m v\u00e0 c\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 s\u1ee9c kh\u1ecfe nh\u01b0 n\u1ea5m m\u1ed1c ph\u00e1t tri\u1ec3n. \u0110\u00f3 l\u00e0 l\u00fd do t\u1ea1i sao l\u1edbp ph\u1ee7 ch\u1ed1ng th\u1ea5m polyurethane l\u1ea1i \u0111\u00f3ng vai tr\u00f2 nh\u01b0 m\u1ed9t c\u01a1 ch\u1ebf b\u1ea3o v\u1ec7 m\u1ea1nh m\u1ebd. V\u1eadt li\u1ec7u linh ho\u1ea1t v\u00e0 b\u1ec1n b\u1ec9 n\u00e0y t\u1ea1o ra m\u1ed9t l\u1edbp b\u1ecbt k\u00edn kh\u00f4ng th\u1ea5m n\u01b0\u1edbc, b\u1ea3o v\u1ec7 ch\u1ed1ng l\u1ea1i s\u1ef1 x\u00e2m nh\u1eadp c\u1ee7a h\u01a1i \u1ea9m, k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd c\u1ee7a m\u00e1i nh\u00e0, t\u01b0\u1eddng v\u00e0 m\u00f3ng nh\u00e0. Trong h\u01b0\u1edbng d\u1eabn to\u00e0n di\u1ec7n n\u00e0y, ch\u00fang ta s\u1ebd t\u00ecm hi\u1ec3u kh\u00f4ng ch\u1ec9 quy tr\u00ecnh thi c\u00f4ng m\u00e0 c\u00f2n c\u1ea3 khoa h\u1ecdc \u0111\u1eb1ng sau n\u00f3, c\u00e1c m\u1eb9o chu\u1ea9n b\u1ecb, nh\u1eefng l\u1ed7i th\u01b0\u1eddng g\u1eb7p v\u00e0 c\u00e1c chi\u1ebfn l\u01b0\u1ee3c b\u1ea3o tr\u00ec \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o d\u1ef1 \u00e1n c\u1ee7a b\u1ea1n \u0111\u1ea1t \u0111\u01b0\u1ee3c k\u1ebft qu\u1ea3 chuy\u00ean nghi\u1ec7p. Cho d\u00f9 b\u1ea1n l\u00e0 ng\u01b0\u1eddi \u0111am m\u00ea t\u1ef1 l\u00e0m hay nh\u00e0 th\u1ea7u chuy\u00ean nghi\u1ec7p, vi\u1ec7c n\u1eafm v\u1eefng c\u00e1c b\u01b0\u1edbc n\u00e0y s\u1ebd gi\u00fap b\u1ea1n \u0111\u1ea1t \u0111\u01b0\u1ee3c l\u1edbp ho\u00e0n thi\u1ec7n ch\u1ed1ng th\u1ea5m n\u01b0\u1edbc b\u1ec1n v\u1eefng theo th\u1eddi gian.<\/p>\n\n\n\n

T\u00ecm hi\u1ec3u v\u1ec1 c\u00e1c l\u1edbp ph\u1ee7 ch\u1ed1ng th\u1ea5m n\u01b0\u1edbc<\/h2>\n\n\n\n

L\u1edbp ph\u1ee7 ch\u1ed1ng th\u1ea5m l\u00e0 nh\u1eefng l\u1edbp b\u1ea3o v\u1ec7 thi\u1ebft y\u1ebfu \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 \u0111\u1ea9y l\u00f9i n\u01b0\u1edbc trong khi v\u1eabn cho ph\u00e9p b\u1ec1 m\u1eb7t \"th\u1edf\" trong m\u1ed9t s\u1ed1 tr\u01b0\u1eddng h\u1ee3p. Ch\u00fang kh\u00e1c nhau v\u1ec1 th\u00e0nh ph\u1ea7n, ph\u01b0\u01a1ng ph\u00e1p thi c\u00f4ng v\u00e0 \u0111\u1ed9 ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c m\u00f4i tr\u01b0\u1eddng kh\u00e1c nhau. V\u00ed d\u1ee5, l\u1edbp ph\u1ee7 ch\u1ed1ng th\u1ea5m acrylic \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 cao nh\u1edd kh\u1ea3 n\u0103ng ch\u1ed1ng tia c\u1ef1c t\u00edm v\u00e0 kh\u1ea3 n\u0103ng t\u1ea1o th\u00e0nh m\u1ed9t l\u1edbp m\u00e0ng m\u1ecfng, \u0111\u00e0n h\u1ed3i, ho\u00e0n h\u1ea3o cho c\u00e1c b\u1ec1 m\u1eb7t ngo\u1ea1i th\u1ea5t \u0111\u01b0\u1ee3c s\u01a1n ho\u1eb7c trang tr\u00ed, n\u01a1i t\u00ednh th\u1ea9m m\u1ef9 quan tr\u1ecdng song song v\u1edbi ch\u1ee9c n\u0103ng.<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

L\u1edbp ph\u1ee7 ch\u1ed1ng th\u1ea5m polyurethane l\u00e0 g\u00ec?<\/h3>\n\n\n\n

V\u1ec1 b\u1ea3n ch\u1ea5t, l\u1edbp ph\u1ee7 ch\u1ed1ng th\u1ea5m polyurethane<\/a> \u0110\u00e2y l\u00e0 m\u1ed9t dung d\u1ecbch g\u1ed1c polymer, khi \u0111\u00f3ng r\u1eafn s\u1ebd t\u1ea1o th\u00e0nh m\u1ed9t m\u00e0ng c\u1ee9ng, gi\u1ed1ng nh\u01b0 cao su. \u0110\u01b0\u1ee3c t\u1ea1o ra t\u1eeb ph\u1ea3n \u1ee9ng gi\u1eefa polyol v\u00e0 isocyanat, n\u00f3 c\u00f3 \u0111\u1ed9 b\u00e1m d\u00ednh tuy\u1ec7t v\u1eddi v\u1edbi nhi\u1ec1u ch\u1ea5t n\u1ec1n kh\u00e1c nhau v\u00e0 c\u00f3 th\u1ec3 k\u00e9o d\u00e0i \u0111\u1ebfn 500% m\u00e0 kh\u00f4ng b\u1ecb \u0111\u1ee9t, l\u00fd t\u01b0\u1edfng cho c\u00e1c khu v\u1ef1c ch\u1ecbu chuy\u1ec3n \u0111\u1ed9ng ho\u1eb7c rung \u0111\u1ed9ng. M\u1ed9t bi\u1ebfn th\u1ec3 th\u00e2n thi\u1ec7n v\u1edbi m\u00f4i tr\u01b0\u1eddng ph\u1ed5 bi\u1ebfn l\u00e0... L\u1edbp ph\u1ee7 ch\u1ed1ng th\u1ea5m polyurethane g\u1ed1c n\u01b0\u1edbc 951<\/a>Lo\u1ea1i n\u00e0y s\u1eed d\u1ee5ng n\u01b0\u1edbc l\u00e0m ch\u1ea5t d\u1eabn thay v\u00ec dung m\u00f4i, gi\u1ea3m thi\u1ec3u t\u00e1c \u0111\u1ed9ng \u0111\u1ebfn m\u00f4i tr\u01b0\u1eddng v\u00e0 an to\u00e0n h\u01a1n khi s\u1eed d\u1ee5ng trong gia \u0111\u00ecnh. Lo\u1ea1i n\u00e0y \u0111\u1eb7c bi\u1ec7t h\u1eefu \u00edch trong kh\u00f4ng gian k\u00edn, n\u01a1i kh\u00f3i c\u00f3 th\u1ec3 g\u00e2y lo ng\u1ea1i.<\/p>\n\n\n\n

So s\u00e1nh v\u1edbi c\u00e1c l\u1edbp ph\u1ee7 kh\u00e1c<\/h3>\n\n\n\n

M\u1eb7c d\u00f9 polyurethane c\u00f3 \u0111\u1ed9 \u0111\u00e0n h\u1ed3i v\u01b0\u1ee3t tr\u1ed9i, nh\u01b0ng c\u00e1c l\u1ef1a ch\u1ecdn kh\u00e1c nh\u01b0 l\u1edbp ph\u1ee7 ch\u1ed1ng th\u1ea5m Polyurea l\u1ea1i kh\u00f4 g\u1ea7n nh\u01b0 t\u1ee9c th\u00ec th\u00f4ng qua ph\u01b0\u01a1ng ph\u00e1p phun, t\u1ea1o th\u00e0nh m\u1ed9t l\u1edbp li\u1ec1n m\u1ea1ch c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n v\u00e0 h\u00f3a ch\u1ea5t cao \u2013 th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong m\u00f4i tr\u01b0\u1eddng c\u00f4ng nghi\u1ec7p \u0111\u1ec3 r\u00fat ng\u1eafn th\u1eddi gian ho\u00e0n th\u00e0nh. Tuy nhi\u00ean, th\u1eddi gian kh\u00f4 ch\u1eadm h\u01a1n c\u1ee7a polyurethane cho ph\u00e9p thao t\u00e1c d\u1ec5 d\u00e0ng h\u01a1n trong c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u00f2i h\u1ecfi \u0111\u1ed9 ch\u00ednh x\u00e1c cao. Hi\u1ec3u r\u00f5 nh\u1eefng kh\u00e1c bi\u1ec7t n\u00e0y s\u1ebd gi\u00fap b\u1ea1n l\u1ef1a ch\u1ecdn s\u1ea3n ph\u1ea9m ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u c\u1ee5 th\u1ec3 c\u1ee7a m\u00ecnh, ch\u1eb3ng h\u1ea1n nh\u01b0 c\u00e2n b\u1eb1ng gi\u1eefa t\u1ed1c \u0111\u1ed9 v\u00e0 \u0111\u1ed9 ch\u00ednh x\u00e1c.<\/p>\n\n\n\n

Chu\u1ea9n b\u1ecb cho vi\u1ec7c n\u1ed9p \u0111\u01a1n<\/h2>\n\n\n\n

C\u00f4ng t\u00e1c chu\u1ea9n b\u1ecb kh\u00f4ng ch\u1ec9 l\u00e0 b\u01b0\u1edbc s\u01a1 b\u1ed9; \u0111\u00f3 l\u00e0 ch\u00eca kh\u00f3a \u0111\u1ec3 ng\u0103n ng\u1eeba c\u00e1c l\u1ed7i nh\u01b0 bong tr\u00f3c ho\u1eb7c n\u1ed5i b\u1ecdt. B\u1ec1 m\u1eb7t \u0111\u01b0\u1ee3c chu\u1ea9n b\u1ecb k\u1ef9 l\u01b0\u1ee1ng \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 b\u00e1m d\u00ednh t\u1ed1i \u01b0u, t\u1ed1i \u0111a h\u00f3a hi\u1ec7u qu\u1ea3 c\u1ee7a l\u1edbp ph\u1ee7 trong nhi\u1ec1u n\u0103m ti\u1ebfp x\u00fac.<\/p>\n\n\n\n

\u0110\u00e1nh gi\u00e1 b\u1ec1 m\u1eb7t<\/h3>\n\n\n\n

H\u00e3y b\u1eaft \u0111\u1ea7u b\u1eb1ng vi\u1ec7c ki\u1ec3m tra k\u1ef9 l\u01b0\u1ee1ng. \u0110\u1ed1i v\u1edbi b\u1ec1 m\u1eb7t b\u00ea t\u00f4ng, L\u1edbp ph\u1ee7 ch\u1ed1ng th\u1ea5m polyurethane cho b\u00ea t\u00f4ng<\/a> S\u1ea3n ph\u1ea9m n\u00e0y \u0111\u1eb7c bi\u1ec7t hi\u1ec7u qu\u1ea3 v\u00ec n\u00f3 l\u1ea5p \u0111\u1ea7y c\u00e1c v\u1ebft n\u1ee9t si\u00eau nh\u1ecf v\u00e0 li\u00ean k\u1ebft s\u00e2u v\u00e0o v\u1eadt li\u1ec7u x\u1ed1p. H\u00e3y ki\u1ec3m tra c\u00e1c d\u1ea5u hi\u1ec7u h\u01b0 h\u1ecfng: s\u1eeda ch\u1eefa c\u00e1c v\u1ebft n\u1ee9t l\u1edbn b\u1eb1ng ch\u1ea5t tr\u00e1m t\u01b0\u01a1ng th\u00edch, lo\u1ea1i b\u1ecf c\u00e1c h\u1ea1t r\u1eddi r\u1ea1c v\u00e0 ki\u1ec3m tra \u0111\u1ed9 \u1ea9m b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p d\u00f9ng t\u1ea5m nh\u1ef1a \u2013 n\u1ebfu c\u00f3 hi\u1ec7n t\u01b0\u1ee3ng ng\u01b0ng t\u1ee5 b\u00ean d\u01b0\u1edbi sau 24 gi\u1edd, b\u1ec1 m\u1eb7t qu\u00e1 \u1ea9m v\u00e0 c\u1ea7n \u0111\u01b0\u1ee3c l\u00e0m kh\u00f4. Ngo\u00e0i ra, h\u00e3y ki\u1ec3m tra \u0111\u1ed9 pH; l\u00fd t\u01b0\u1edfng nh\u1ea5t l\u00e0 \u0111\u1ed9 pH n\u00ean n\u1eb1m trong kho\u1ea3ng t\u1eeb 7 \u0111\u1ebfn 9 \u0111\u1ec3 \u0111\u1ea1t \u0111\u1ed9 b\u00e1m d\u00ednh t\u1ed1t nh\u1ea5t.<\/p>\n\n\n\n

Thu th\u1eadp d\u1ee5ng c\u1ee5 v\u00e0 v\u1eadt li\u1ec7u<\/h3>\n\n\n\n

H\u00e3y chu\u1ea9n b\u1ecb m\u1ed9t b\u1ed9 d\u1ee5ng c\u1ee5 bao g\u1ed3m c\u00e1c con l\u0103n ch\u1ea5t l\u01b0\u1ee3ng cao v\u1edbi \u0111\u1ed9 d\u00e0y l\u00f4ng ph\u00f9 h\u1ee3p v\u1edbi k\u1ebft c\u1ea5u b\u1ec1 m\u1eb7t, c\u1ecd \u0111\u1ec3 s\u01a1n c\u00e1c c\u1ea1nh, v\u00e0 c\u00f3 th\u1ec3 c\u1ea3 m\u00e1y phun s\u01a1n kh\u00f4ng kh\u00ed n\u00e9n cho c\u00e1c khu v\u1ef1c l\u1edbn h\u01a1n. \u0110\u1eebng ti\u1ebft ki\u1ec7m thi\u1ebft b\u1ecb b\u1ea3o h\u1ed9: m\u1eb7t n\u1ea1 ph\u00f2ng \u0111\u1ed9c cho c\u00e1c c\u00f4ng th\u1ee9c g\u1ed1c dung m\u00f4i, g\u0103ng tay nitrile \u0111\u1ec3 tr\u00e1nh ti\u1ebfp x\u00fac v\u1edbi da, v\u00e0 qu\u1ea7n \u00e1o b\u1ea3o h\u1ed9. V\u1ec1 v\u1eadt t\u01b0, h\u00e3y d\u1ef1 tr\u1eef \u0111\u1ee7 s\u01a1n ph\u1ee7, ch\u1ea5t pha lo\u00e3ng c\u1ea7n thi\u1ebft v\u00e0 b\u0103ng keo che ch\u1eafn \u0111\u1ec3 t\u1ea1o \u0111\u01b0\u1eddng k\u1ebb s\u1ea1ch s\u1ebd. \u0110\u1ed1i v\u1edbi c\u00e1c d\u1ef1 \u00e1n tr\u00ean m\u00e1i nh\u00e0, l\u1edbp ph\u1ee7 ch\u1ed1ng th\u1ea5m polyurethane cho m\u00e1i nh\u00e0<\/a> C\u1ea7n c\u00f3 c\u00e1c lo\u1ea1i v\u1ea3i ch\u1ecbu \u0111\u01b0\u1ee3c tia UV \u0111\u1ec3 ch\u1ed1ng l\u1ea1i t\u00e1c \u0111\u1ed9ng c\u1ee7a \u00e1nh n\u1eafng m\u1eb7t tr\u1eddi, v\u00e0 b\u1ea1n c\u00f3 th\u1ec3 c\u1ea7n gia c\u1ed1 th\u00eam v\u1ea3i cho c\u00e1c khu v\u1ef1c c\u00f3 m\u1eadt \u0111\u1ed9 ng\u01b0\u1eddi qua l\u1ea1i cao.<\/p>\n\n\n\n

C\u00e1c y\u1ebfu t\u1ed1 m\u00f4i tr\u01b0\u1eddng<\/h3>\n\n\n\n

Th\u1eddi \u0111i\u1ec3m thi c\u00f4ng r\u1ea5t quan tr\u1ecdng. Thi c\u00f4ng trong th\u1eddi ti\u1ebft kh\u00f4 r\u00e1o, nhi\u1ec7t \u0111\u1ed9 t\u1eeb 50\u00b0F \u0111\u1ebfn 90\u00b0F (10\u00b0C \u0111\u1ebfn 32\u00b0C) v\u00e0 \u0111\u1ed9 \u1ea9m d\u01b0\u1edbi 85% \u0111\u1ec3 tr\u00e1nh t\u00edch t\u1ee5 h\u01a1i \u1ea9m. N\u1ebfu thi c\u00f4ng trong nh\u00e0, c\u1ea7n \u0111\u1ea3m b\u1ea3o th\u00f4ng gi\u00f3 t\u1ed1t. \u0110\u1ed1i v\u1edbi c\u00e1c khu v\u1ef1c nh\u1ea1y c\u1ea3m v\u1edbi n\u01b0\u1edbc, n\u00ean ch\u1ecdn l\u1edbp ph\u1ee7 ch\u1ed1ng th\u1ea5m polyurethane g\u1ed1c n\u01b0\u1edbc, lo\u1ea1i n\u00e0y kh\u00f4 nhanh h\u01a1n v\u00e0 \u00edt m\u00f9i h\u01a1n, ph\u00f9 h\u1ee3p cho c\u00e1c c\u00f4ng tr\u00ecnh \u0111ang s\u1eed d\u1ee5ng.<\/p>\n\n\n\n

Quy tr\u00ecnh n\u1ed9p \u0111\u01a1n t\u1eebng b\u01b0\u1edbc<\/h2>\n\n\n\n

Giai \u0111o\u1ea1n thi c\u00f4ng bi\u1ebfn c\u00f4ng t\u00e1c chu\u1ea9n b\u1ecb th\u00e0nh c\u00f4ng t\u00e1c b\u1ea3o v\u1ec7. H\u00e3y ti\u1ebfp c\u1eadn m\u1ed9t c\u00e1ch b\u00e0i b\u1ea3n, t\u1eebng l\u1edbp m\u1ed9t, \u0111\u1ec3 x\u00e2y d\u1ef1ng m\u1ed9t l\u1edbp ch\u1eafn b\u1ec1n v\u1eefng.<\/p>\n\n\n\n

B\u01b0\u1edbc 1: Chu\u1ea9n b\u1ecb b\u1ec1 m\u1eb7t<\/h3>\n\n\n\n

L\u1edbp s\u01a1n l\u00f3t \u0111\u00f3ng vai tr\u00f2 nh\u01b0 m\u1ed9t l\u1edbp c\u1ea7u n\u1ed1i gi\u1eefa b\u1ec1 m\u1eb7t n\u1ec1n v\u00e0 l\u1edbp ph\u1ee7. S\u1eed d\u1ee5ng c\u1ecd ho\u1eb7c con l\u0103n \u0111\u1ec3 qu\u00e9t m\u1ed9t l\u1edbp m\u1ecfng, t\u1eadp trung v\u00e0o nh\u1eefng khu v\u1ef1c th\u1ea5m h\u00fat t\u1ed1t. B\u01b0\u1edbc n\u00e0y r\u1ea5t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi c\u00e1c b\u1ec1 m\u1eb7t kh\u00f4ng b\u1eb1ng ph\u1eb3ng, gi\u00fap t\u0103ng c\u01b0\u1eddng kh\u1ea3 n\u0103ng th\u1ea9m th\u1ea5u v\u00e0 gi\u1ea3m nguy c\u01a1 xu\u1ea5t hi\u1ec7n c\u00e1c l\u1ed7 nh\u1ecf li ti. \u0110\u1ec3 kh\u00f4 r\u00e1o \u2013 th\u01b0\u1eddng kho\u1ea3ng 30 ph\u00fat \u2013 tr\u01b0\u1edbc khi ti\u1ebfp t\u1ee5c c\u00e1c b\u01b0\u1edbc kh\u00e1c.<\/p>\n\n\n\n

B\u01b0\u1edbc 2: Pha tr\u1ed9n v\u00e0 qu\u00e9t l\u1edbp s\u01a1n \u0111\u1ea7u ti\u00ean<\/h3>\n\n\n\n

N\u1ebfu l\u00e0 h\u1ec7 hai th\u00e0nh ph\u1ea7n, h\u00e3y tr\u1ed9n k\u1ef9 c\u00e1c th\u00e0nh ph\u1ea7n theo \u0111\u00fang t\u1ef7 l\u1ec7 \u0111\u1ec3 tr\u00e1nh c\u00e1c v\u1ea5n \u0111\u1ec1 khi \u0111\u00f4ng c\u1ee9ng. B\u1eaft \u0111\u1ea7u t\u1eeb \u0111i\u1ec3m cao nh\u1ea5t v\u00e0 l\u00e0m xu\u1ed1ng d\u01b0\u1edbi \u0111\u1ec3 tr\u00e1nh nh\u1ecf gi\u1ecdt. \u0110\u1ed1i v\u1edbi c\u00e1c b\u1ec1 m\u1eb7t th\u1eb3ng \u0111\u1ee9ng nh\u01b0 l\u1edbp ph\u1ee7 ch\u1ed1ng th\u1ea5m cho t\u01b0\u1eddng t\u1ea7ng h\u1ea7m, h\u00e3y s\u1eed d\u1ee5ng con l\u0103n c\u00f3 l\u00f4ng trung b\u00ecnh \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c \u0111\u1ed9 ph\u1ee7 \u0111\u1ec1u m\u00e0 kh\u00f4ng b\u1ecb ch\u1ea3y. \u0110\u1ed9 d\u00e0y m\u00e0ng \u01b0\u1edbt l\u00fd t\u01b0\u1edfng l\u00e0 10-15 mil, ki\u1ec3m tra \u0111\u1ed9 ch\u00ednh x\u00e1c b\u1eb1ng th\u01b0\u1edbc \u0111o.<\/p>\n\n\n\n

B\u01b0\u1edbc 3: Th\u00eam c\u00e1c l\u1edbp ti\u1ebfp theo<\/h3>\n\n\n\n

Sau khi l\u1edbp s\u01a1n \u0111\u1ea7u ti\u00ean kh\u00f4 r\u00e1o (ki\u1ec3m tra h\u01b0\u1edbng d\u1eabn s\u1eed d\u1ee5ng s\u1ea3n ph\u1ea9m \u0111\u1ec3 bi\u1ebft th\u1eddi gian kh\u00f4), h\u00e3y s\u01a1n th\u00eam c\u00e1c l\u1edbp kh\u00e1c vu\u00f4ng g\u00f3c v\u1edbi l\u1edbp tr\u01b0\u1edbc \u0111\u1ec3 t\u1ea1o \u0111\u1ed9 d\u00e0y \u0111\u1ed3ng \u0111\u1ec1u. Trong tr\u01b0\u1eddng h\u1ee3p c\u1ea7n s\u1ef1 tinh t\u1ebf, l\u1edbp ph\u1ee7 ch\u1ed1ng th\u1ea5m trong su\u1ed1t s\u1ebd gi\u1eef nguy\u00ean v\u1ebb ngo\u00e0i ban \u0111\u1ea7u c\u1ee7a g\u1ea1ch ho\u1eb7c \u0111\u00e1 \u0111\u1ed3ng th\u1eddi cung c\u1ea5p kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 v\u00f4 h\u00ecnh. S\u01a1n \u0111\u1ebfn \u0111\u1ed9 d\u00e0y t\u1ed5ng th\u1ec3 \u0111\u01b0\u1ee3c khuy\u1ebfn ngh\u1ecb, th\u01b0\u1eddng l\u00e0 30-60 mil cho c\u00e1c c\u00f4ng tr\u00ecnh ch\u1ecbu t\u1ea3i n\u1eb7ng.<\/p>\n\n\n\n

B\u01b0\u1edbc 4: B\u1ea3o d\u01b0\u1ee1ng v\u00e0 ki\u1ec3m tra<\/h3>\n\n\n\n

Qu\u00e1 tr\u00ecnh kh\u00f4 ho\u00e0n to\u00e0n c\u00f3 th\u1ec3 m\u1ea5t t\u1eeb \u200b\u200b7 \u0111\u1ebfn 14 ng\u00e0y, trong th\u1eddi gian \u0111\u00f3 khu v\u1ef1c thi c\u00f4ng c\u1ea7n \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 kh\u1ecfi vi\u1ec7c \u0111i l\u1ea1i v\u00e0 m\u01b0a. Sau khi kh\u00f4, ti\u1ebfn h\u00e0nh th\u1eed nghi\u1ec7m ng\u1eadp n\u01b0\u1edbc b\u1eb1ng c\u00e1ch \u0111\u1ed5 n\u01b0\u1edbc v\u00e0o v\u00e0 ki\u1ec3m tra xem c\u00f3 r\u00f2 r\u1ec9 sau 24 gi\u1edd hay kh\u00f4ng. \u0110i\u1ec1u n\u00e0y \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi l\u1edbp ph\u1ee7 ch\u1ed1ng th\u1ea5m t\u1ea7ng h\u1ea7m, v\u00ec c\u00e1c v\u1ea5n \u0111\u1ec1 kh\u00f4ng \u0111\u01b0\u1ee3c ph\u00e1t hi\u1ec7n c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn suy y\u1ebfu c\u1ea5u tr\u00fac ho\u1eb7c h\u01b0 h\u1ea1i b\u00ean trong.<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

T\u00edch h\u1ee3p v\u1edbi c\u00e1c h\u1ec7 th\u1ed1ng ch\u1ed1ng th\u1ea5m kh\u00e1c<\/h2>\n\n\n\n

\u0110\u1ec3 b\u1ea3o v\u1ec7 t\u1ed1i \u01b0u, h\u00e3y k\u1ebft h\u1ee3p polyurethane v\u1edbi h\u1ec7 th\u1ed1ng m\u00e0ng ch\u1ed1ng th\u1ea5m. M\u00e0ng ch\u1ed1ng th\u1ea5m t\u1ea1o th\u00eam m\u1ed9t l\u1edbp b\u1ea3o v\u1ec7, v\u00ed d\u1ee5 nh\u01b0 trong c\u00e1c c\u00f4ng tr\u00ecnh l\u1eafp \u0111\u1eb7t d\u01b0\u1edbi m\u1eb7t \u0111\u1ea5t. C\u00e1c l\u1ef1a ch\u1ecdn nh\u1ef1a nhi\u1ec7t d\u1ebbo nh\u01b0... m\u00e0ng ch\u1ed1ng th\u1ea5m TPO<\/a> Ch\u00fang c\u00f3 kh\u1ea3 n\u0103ng h\u00e0n nhi\u1ec7t v\u00e0 r\u1ea5t hi\u1ec7u qu\u1ea3 trong vi\u1ec7c l\u1ee3p m\u00e1i ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng, ph\u1ea3n chi\u1ebfu \u00e1nh s\u00e1ng m\u1eb7t tr\u1eddi \u0111\u1ec3 gi\u1ea3m chi ph\u00ed l\u00e0m m\u00e1t. Ng\u01b0\u1ee3c l\u1ea1i, m\u00e0ng ch\u1ed1ng th\u1ea5m HDPE<\/a> N\u00f3 \u0111\u01b0\u1ee3c \u01b0a chu\u1ed9ng nh\u1edd kh\u1ea3 n\u0103ng ch\u1ed1ng th\u1ee7ng trong c\u00e1c b\u00e3i ch\u00f4n l\u1ea5p ho\u1eb7c \u0111\u01b0\u1eddng h\u1ea7m, \u0111\u1ed3ng th\u1eddi c\u00f3 t\u00ednh tr\u01a1 v\u1ec1 m\u1eb7t h\u00f3a h\u1ecdc \u0111\u1ed1i v\u1edbi c\u00e1c m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t.<\/p>\n\n\n\n

Nh\u1eefng l\u1ed7i th\u01b0\u1eddng g\u1eb7p v\u00e0 c\u00e1ch tr\u00e1nh ch\u00fang<\/h2>\n\n\n\n

Tr\u00e1nh sai s\u00f3t gi\u00fap ti\u1ebft ki\u1ec7m th\u1eddi gian v\u00e0 ngu\u1ed3n l\u1ef1c. Thi c\u00f4ng qu\u00e1 d\u00e0y c\u00f3 th\u1ec3 g\u00e2y ch\u1ea3y x\u1ec7; h\u00e3y \u0111o \u0111\u1ed9 d\u00e0y c\u1ea9n th\u1eadn. B\u1ecf qua c\u00e1c th\u1eed nghi\u1ec7m t\u01b0\u01a1ng th\u00edch c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn bong tr\u00f3c \u2013 lu\u00f4n lu\u00f4n th\u1eed nghi\u1ec7m tr\u00ean m\u1ed9t khu v\u1ef1c nh\u1ecf. Thi c\u00f4ng v\u1ed9i v\u00e0ng gi\u1eefa c\u00e1c l\u1edbp m\u00e0 kh\u00f4ng \u0111\u1ec3 kh\u00f4 \u0111\u00fang c\u00e1ch s\u1ebd t\u1ea1o \u0111i\u1ec1u ki\u1ec7n cho dung m\u00f4i b\u1ecb gi\u1eef l\u1ea1i v\u00e0 n\u1ed5i b\u1ecdt. X\u1eed l\u00fd c\u1ea1nh k\u00e9m, ch\u1eb3ng h\u1ea1n nh\u01b0 b\u1ecf qua vi\u1ec7c tr\u00e1m keo xung quanh c\u00e1c \u0111i\u1ec3m xuy\u00ean th\u1ea5u, t\u1ea1o ra c\u00e1c \u0111i\u1ec3m y\u1ebfu. Kh\u1eafc ph\u1ee5c \u0111i\u1ec1u n\u00e0y b\u1eb1ng c\u00e1ch tu\u00e2n th\u1ee7 nghi\u00eam ng\u1eb7t h\u01b0\u1edbng d\u1eabn c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t v\u00e0 l\u00e0m vi\u1ec7c trong \u0111i\u1ec1u ki\u1ec7n \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t.<\/p>\n\n\n\n

M\u1eb9o b\u1ea3o d\u01b0\u1ee1ng \u0111\u1ec3 k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd<\/h2>\n\n\n\n

B\u1ea3o d\u01b0\u1ee1ng sau khi thi c\u00f4ng gi\u00fap k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd. Ki\u1ec3m tra h\u00e0ng n\u0103m xem c\u00f3 b\u1ecb m\u00f2n kh\u00f4ng, \u0111\u1eb7c bi\u1ec7t l\u00e0 sau c\u00e1c c\u01a1n b\u00e3o, v\u00e0 s\u01a1n l\u1ea1i nh\u1eefng ch\u1ed7 b\u1ecb m\u1ecfng ngay l\u1eadp t\u1ee9c. L\u00e0m s\u1ea1ch b\u1eb1ng x\u00e0 ph\u00f2ng nh\u1eb9 v\u00e0 b\u00e0n ch\u1ea3i m\u1ec1m \u0111\u1ec3 lo\u1ea1i b\u1ecf t\u1ea3o ho\u1eb7c m\u1ea3nh v\u1ee5n m\u00e0 kh\u00f4ng l\u00e0m tr\u1ea7y x\u01b0\u1edbc b\u1ec1 m\u1eb7t. \u1ede c\u00e1c khu v\u1ef1c ven bi\u1ec3n, r\u1eeda s\u1ea1ch c\u1eb7n mu\u1ed1i \u0111\u1ec3 ng\u0103n ng\u1eeba \u0103n m\u00f2n. V\u1edbi vi\u1ec7c b\u1ea3o tr\u00ec c\u1ea9n th\u1eadn, l\u1edbp ph\u1ee7 c\u1ee7a b\u1ea1n c\u00f3 th\u1ec3 b\u1ec1n t\u1eeb 15-20 n\u0103m, b\u1ea3o v\u1ec7 kho\u1ea3n \u0111\u1ea7u t\u01b0 c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n

\u0110\u1ec3 t\u00ecm ki\u1ebfm c\u00e1c l\u1edbp ph\u1ee7 ch\u1ed1ng th\u1ea5m polyurethane cao c\u1ea5p \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf ri\u00eang theo nhu c\u1ea7u c\u1ee7a b\u1ea1n, h\u00e3y kh\u00e1m ph\u00e1 b\u1ed9 s\u01b0u t\u1eadp phong ph\u00fa c\u1ee7a ch\u00fang t\u00f4i t\u1ea1i \u0111\u00e2y. http:\/\/great-ocean-waterproof.com\/<\/a>C\u00e1c chuy\u00ean gia c\u1ee7a ch\u00fang t\u00f4i s\u1eb5n s\u00e0ng h\u1ed7 tr\u1ee3 b\u1ea1n v\u1edbi nh\u1eefng l\u1eddi khuy\u00ean v\u1ec1 s\u1ea3n ph\u1ea9m v\u00e0 h\u1ed7 tr\u1ee3 k\u1ef9 thu\u1eadt \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o d\u1ef1 \u00e1n ch\u1ed1ng th\u1ea5m c\u1ee7a b\u1ea1n th\u00e0nh c\u00f4ng.<\/p>\n\n\n\n

\n