{"id":4062,"date":"2026-11-04T09:00:00","date_gmt":"2026-11-04T01:00:00","guid":{"rendered":"https:\/\/joobond.com\/?p=4062"},"modified":"2026-10-27T22:16:42","modified_gmt":"2026-10-27T14:16:42","slug":"huong-dan-chat-tram-chong-tham-mong-cho-mach-ngung-va-vet-nut","status":"publish","type":"post","link":"https:\/\/joobond.com\/vi\/huong-dan-chat-tram-chong-tham-mong-cho-mach-ngung-va-vet-nut\/","title":{"rendered":"H\u01b0\u1edbng d\u1eabn keo ch\u1ed1ng th\u1ea5m m\u00f3ng: S\u1eeda ch\u1eefa m\u1ed1i n\u1ed1i vs. Ch\u1ed1ng th\u1ea5m to\u00e0n di\u1ec7n"},"content":{"rendered":"

Keo tr\u00e1m ch\u1ed1ng th\u1ea5m m\u00f3ng v\u00e0 ch\u1ed1ng th\u1ea5m m\u00f3ng th\u01b0\u1eddng b\u1ecb d\u00f9ng l\u1eabn l\u1ed9n tr\u00ean m\u1ea1ng, nh\u01b0ng ch\u00fang m\u00f4 t\u1ea3 hai ph\u1ea1m vi c\u00f4ng vi\u1ec7c kh\u00e1c nhau \u2014 m\u1ed9t b\u00ean l\u00e0 tr\u00e1m c\u00e1c m\u1ed1i n\u1ed1i v\u00e0 v\u1ecb tr\u00ed xuy\u00ean t\u01b0\u1eddng c\u1ee5 th\u1ec3, c\u00f2n b\u00ean kia l\u00e0 bao ph\u1ee7 to\u00e0n b\u1ed9 b\u1ec1 m\u1eb7t t\u01b0\u1eddng d\u01b0\u1edbi m\u1eb7t \u0111\u1ea5t. Vi\u1ec7c nh\u1ea7m l\u1eabn gi\u1eefa hai kh\u00e1i ni\u1ec7m n\u00e0y d\u1eabn \u0111\u1ebfn sai l\u1ea7m ph\u1ed5 bi\u1ebfn nh\u1ea5t khi s\u1eeda ch\u1eefa r\u00f2 r\u1ec9 m\u00f3ng: tr\u00e1m tr\u00e9t m\u1ed9t v\u1ebft n\u1ee9t v\u00e0 cho r\u1eb1ng b\u1ee9c t\u01b0\u1eddng \u0111\u00e3 \u0111\u01b0\u1ee3c ch\u1ed1ng th\u1ea5m, trong khi \u0111\u01b0\u1eddng r\u00f2 r\u1ec9 th\u1ef1c s\u1ef1 l\u1ea1i l\u00e0 do \u00e1p l\u1ef1c th\u1ee7y t\u0129nh \u0111\u1ea9y n\u01b0\u1edbc qua l\u1edbp b\u00ea t\u00f4ng x\u1ed1p \u1edf v\u1ecb tr\u00ed c\u00e1ch xa m\u1ed1i n\u1ed1i nh\u00ecn th\u1ea5y \u0111\u01b0\u1ee3c.<\/p>\n\n\n\n

Keo tr\u00e1m ch\u1ed1ng th\u1ea5m m\u00f3ng so v\u1edbi Ch\u1ed1ng th\u1ea5m m\u00f3ng: Hai ph\u1ea1m vi ho\u00e0n to\u00e0n kh\u00e1c nhau<\/h2>\n\n\n\n

Ch\u1ed1ng th\u1ea5m m\u00f3ng l\u00e0 gi\u1ea3i ph\u00e1p x\u1eed l\u00fd \u1edf c\u1ea5p \u0111\u1ed9 h\u1ec7 th\u1ed1ng \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng cho m\u1eb7t ngo\u00e0i (ho\u1eb7c \u0111\u00f4i khi m\u1eb7t trong) c\u1ee7a to\u00e0n b\u1ed9 t\u01b0\u1eddng m\u00f3ng \u2014 th\u01b0\u1eddng l\u00e0 m\u00e0ng ch\u1ed1ng th\u1ea5m, l\u1edbp ph\u1ee7 d\u1ea1ng l\u1ecfng ho\u1eb7c t\u1ea5m tho\u00e1t n\u01b0\u1edbc c\u00f3 v\u1ea5u, th\u01b0\u1eddng k\u1ebft h\u1ee3p v\u1edbi h\u1ec7 th\u1ed1ng \u1ed1ng tho\u00e1t n\u01b0\u1edbc chu vi \u0111\u1ec3 d\u1eabn n\u01b0\u1edbc ng\u1ea7m ra xa kh\u1ecfi k\u1ebft c\u1ea5u. Gi\u1ea3i ph\u00e1p n\u00e0y x\u1eed l\u00fd \u00e1p l\u1ef1c th\u1ee7y t\u0129nh tr\u00ean to\u00e0n b\u1ed9 b\u1ee9c t\u01b0\u1eddng ch\u1ee9 kh\u00f4ng ch\u1ec9 \u1edf m\u1ed9t khe h\u1edf \u0111\u01a1n l\u1ebb.<\/p>\n\n\n\n

Keo tr\u00e1m ch\u1ed1ng th\u1ea5m m\u00f3ng l\u00e0 h\u1ee3p ch\u1ea5t chuy\u00ean d\u1ee5ng cho m\u1ed1i n\u1ed1i \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng t\u1ea1i m\u1ed9t s\u1ed1 v\u1ecb tr\u00ed x\u00e1c \u0111\u1ecbnh: m\u1ea1ch ng\u1eebng thi c\u00f4ng gi\u1eefa m\u00f3ng v\u00e0 t\u01b0\u1eddng m\u00f3ng, khe ki\u1ec3m so\u00e1t co ng\u00f3t th\u1eb3ng \u0111\u1ee9ng tr\u00ean c\u00e1c \u0111o\u1ea1n t\u01b0\u1eddng d\u00e0i, v\u1ecb tr\u00ed \u0111\u01b0\u1eddng \u1ed1ng v\u00e0 \u1ed1ng lu\u1ed3n d\u00e2y xuy\u00ean qua b\u00ea t\u00f4ng, c\u00f9ng c\u00e1c v\u1ebft n\u1ee9t ch\u00e2n chim \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 l\u00e0 phi k\u1ebft c\u1ea5u. Keo tr\u00e1m kh\u00f4ng th\u1ec3 thay th\u1ebf cho h\u1ec7 th\u1ed1ng tho\u00e1t n\u01b0\u1edbc hay m\u00e0ng ch\u1ed1ng th\u1ea5m to\u00e0n di\u1ec7n, v\u00e0 s\u1ebd kh\u00f4ng ng\u0103n \u0111\u01b0\u1ee3c n\u01b0\u1edbc do \u00e1p l\u1ef1c th\u1ee7y t\u0129nh k\u00e9o d\u00e0i t\u00e1c \u0111\u1ed9ng l\u00ean b\u1ee9c t\u01b0\u1eddng ch\u01b0a \u0111\u01b0\u1ee3c x\u1eed l\u00fd. Vi\u1ec7c ch\u1ec9 x\u1eed l\u00fd v\u00e0i v\u1ebft n\u1ee9t nh\u00ecn th\u1ea5y b\u1eb1ng keo tr\u00e1m trong khi b\u1ecf qua l\u1edbp m\u00e0ng ngo\u1ea1i th\u1ea5t b\u1ecb h\u1ecfng ho\u1eb7c \u1ed1ng tho\u00e1t n\u01b0\u1edbc b\u1ecb t\u1eafc l\u00e0 l\u00fd do khi\u1ebfn nhi\u1ec1u ca \u201cs\u1eeda ch\u1eefa\u201d m\u00f3ng th\u1ea5t b\u1ea1i ch\u1ec9 sau m\u1ed9t m\u00f9a m\u01b0a.<\/p>\n\n\n\n

\"S\u01a1<\/figure>\n\n\n\n

V\u1ecb tr\u00ed th\u1ef1c s\u1ef1 c\u1ea7n s\u1eed d\u1ee5ng keo tr\u00e1m m\u00f3ng<\/h2>\n\n\n\n

M\u1ea1ch ng\u1eebng thi c\u00f4ng gi\u1eefa m\u00f3ng v\u00e0 t\u01b0\u1eddng m\u00f3ng l\u00e0 v\u1ecb tr\u00ed ph\u1ed5 bi\u1ebfn nh\u1ea5t c\u1ea7n d\u00f9ng \u0111\u1ebfn keo tr\u00e1m, v\u00ec \u0111\u01b0\u1eddng n\u1ed1i ngang n\u00e0y \u0111\u01b0\u1ee3c t\u1ea1o ra trong c\u00e1c \u0111\u1ee3t \u0111\u1ed5 b\u00ea t\u00f4ng ri\u00eang bi\u1ec7t v\u00e0 hi\u1ebfm khi li\u00ean k\u1ebft ho\u00e0n h\u1ea3o v\u1edbi ph\u1ea7n m\u00f3ng b\u00ean d\u01b0\u1edbi. Keo tr\u00e1m polyurethane ho\u1eb7c keo tr\u01b0\u01a1ng n\u1edf \u0111\u00e0n h\u1ed3i \u0111\u01b0\u1ee3c thi c\u00f4ng d\u1ecdc theo m\u1ed1i n\u1ed1i n\u00e0y \u2014 l\u00fd t\u01b0\u1edfng nh\u1ea5t l\u00e0 trong qu\u00e1 tr\u00ecnh x\u00e2y d\u1ef1ng c\u00f9ng b\u0103ng c\u1ea3n n\u01b0\u1edbc th\u00edch h\u1ee3p, ho\u1eb7c b\u01a1m ti\u00eam kh\u1eafc ph\u1ee5c sau \u0111\u00f3 \u2014 s\u1ebd x\u1eed l\u00fd \u0111\u01b0\u1ee3c \u0111\u1ed9 chuy\u1ec3n v\u1ecb nh\u1ecf v\u00e0 hi\u1ec7n t\u01b0\u1ee3ng th\u1ea5m nh\u1eb9 th\u01b0\u1eddng g\u1eb7p t\u1ea1i \u0111\u01b0\u1eddng n\u1ed1i n\u00e0y.<\/p>\n\n\n\n

C\u00e1c khe ki\u1ec3m so\u00e1t th\u1eb3ng \u0111\u1ee9ng, \u0111\u01b0\u1ee3c ch\u1ee7 \u0111\u00edch b\u1ed1 tr\u00ed c\u00e1ch nhau m\u1ed7i 20 \u0111\u1ebfn 30 feet (kho\u1ea3ng 6 \u0111\u1ebfn 9 m\u00e9t) tr\u00ean c\u00e1c b\u1ee9c t\u01b0\u1eddng m\u00f3ng d\u00e0i \u0111\u1ec3 ki\u1ec3m so\u00e1t v\u1ecb tr\u00ed n\u1ee9t do co ng\u00f3t, c\u1ea7n lo\u1ea1i keo tr\u00e1m c\u00f3 c\u1ea5p \u0111\u1ecbnh m\u1ee9c ph\u00f9 h\u1ee3p v\u1edbi chuy\u1ec3n v\u1ecb d\u1ef1 ki\u1ebfn c\u1ee7a m\u1ed1i n\u1ed1i \u2014 \u0111\u00e2y l\u00e0 c\u00e1c khe h\u1edf \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf, kh\u00f4ng ph\u1ea3i v\u1ebft n\u1ee9t ng\u1eabu nhi\u00ean, v\u00e0 ch\u00fang d\u1ecbch chuy\u1ec3n theo m\u00f9a khi b\u00ea t\u00f4ng gi\u00e3n n\u1edf v\u00e0 co l\u1ea1i. C\u00e1c v\u1ecb tr\u00ed \u0111\u01b0\u1eddng \u1ed1ng v\u00e0 \u1ed1ng d\u1eabn xuy\u00ean qua t\u01b0\u1eddng m\u00f3ng c\u1ea7n keo tr\u00e1m xung quanh khe h\u1edf h\u00ecnh xuy\u1ebfn gi\u1eefa \u1ed1ng v\u00e0 l\u1ed7 m\u1edf \u0111\u01b0\u1ee3c khoan r\u00fat l\u00f5i ho\u1eb7c \u0111\u1ecbnh h\u00ecnh s\u1eb5n, v\u00ec \u0111\u00e2y h\u1ea7u nh\u01b0 lu\u00f4n l\u00e0 \u0111i\u1ec3m r\u00f2 r\u1ec9 ph\u1ed5 bi\u1ebfn n\u1ebfu \u1ed1ng l\u1ed3ng kh\u00f4ng \u0111\u01b0\u1ee3c ch\u1eb7n n\u01b0\u1edbc \u0111\u00fang c\u00e1ch trong \u0111\u1ee3t \u0111\u1ed5 b\u00ea t\u00f4ng ban \u0111\u1ea7u. C\u00e1c v\u1ebft n\u1ee9t ch\u00e2n chim phi k\u1ebft c\u1ea5u \u2014 m\u1ea3nh, \u1ed5n \u0111\u1ecbnh, kh\u00f4ng c\u00f3 \u0111\u1ed9 d\u1ecbch chuy\u1ec3n hay x\u00f4 l\u1ec7ch b\u1eadc \u2014 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c tr\u00e1m tr\u1ef1c ti\u1ebfp, nh\u01b0ng b\u1ea5t k\u1ef3 v\u1ebft n\u1ee9t n\u00e0o r\u1ed9ng h\u01a1n kho\u1ea3ng 1\/8 inch (kho\u1ea3ng 3 mm), \u0111ang ph\u00e1t tri\u1ec3n ho\u1eb7c c\u00f3 hi\u1ec7n t\u01b0\u1ee3ng l\u1ec7ch b\u1eadc \u0111\u1ec1u c\u1ea7n \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 k\u1ebft c\u1ea5u tr\u01b0\u1edbc khi thi c\u00f4ng b\u1ea5t k\u1ef3 lo\u1ea1i keo n\u00e0o, b\u1edfi vi\u1ec7c tr\u00e1m ph\u1ee7 l\u00ean m\u1ed9t s\u1ef1 c\u1ed1 k\u1ebft c\u1ea5u ch\u1ec9 che gi\u1ea5u n\u00f3 cho \u0111\u1ebfn khi chi ph\u00ed s\u1eeda ch\u1eefa tr\u1edf n\u00ean t\u1ed1n k\u00e9m h\u01a1n nhi\u1ec1u.<\/p>\n\n\n\n

Th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc c\u1ee7a keo tr\u00e1m cho \u0111i\u1ec1u ki\u1ec7n d\u01b0\u1edbi m\u1eb7t \u0111\u1ea5t<\/h2>\n\n\n\n

C\u00e1c m\u1ed1i n\u1ed1i d\u01b0\u1edbi m\u1eb7t \u0111\u1ea5t ph\u1ea3i \u0111\u1ed1i m\u1eb7t v\u1edbi v\u1ea5n \u0111\u1ec1 h\u00f3a h\u1ecdc m\u00e0 h\u1ea7u h\u1ebft c\u00e1c \u1ee9ng d\u1ee5ng tr\u00ean m\u1eb7t \u0111\u1ea5t kh\u00f4ng bao gi\u1edd g\u1eb7p ph\u1ea3i: ti\u1ebfp x\u00fac li\u00ean t\u1ee5c v\u1edbi \u0111\u1ed9 \u1ea9m c\u1ee7a \u0111\u1ea5t, \u00e1p l\u1ef1c th\u1ee7y t\u0129nh tr\u1ef1c ti\u1ebfp \u0111\u00f4i khi x\u1ea3y ra, v\u00e0 \u1edf nhi\u1ec1u khu v\u1ef1c l\u00e0 \u0111i\u1ec1u ki\u1ec7n \u0111\u1ea5t v\u00e0 n\u01b0\u1edbc ng\u1ea7m c\u00f3 t\u00ednh ki\u1ec1m l\u00e0m bi\u1ebfn t\u00ednh c\u00e1c lo\u1ea1i keo tr\u00e1m k\u00e9m ch\u1ea5t l\u01b0\u1ee3ng sau v\u00e0i m\u00f9a v\u1ee5. Keo tr\u00e1m polyurethane v\u1eabn l\u00e0 l\u1ef1a ch\u1ecdn ph\u1ed5 bi\u1ebfn nh\u1ea5t cho c\u00e1c m\u1ed1i n\u1ed1i m\u00f3ng nh\u1edd kh\u1ea3 n\u0103ng b\u00e1m d\u00ednh t\u1ed1t v\u1edbi b\u00ea t\u00f4ng, ch\u1ecbu \u0111\u01b0\u1ee3c chuy\u1ec3n v\u1ecb v\u1eeba ph\u1ea3i v\u00e0 ch\u1ed1ng ch\u1ecbu \u0111\u01b0\u1ee3c \u0111\u1ed9 \u1ea9m li\u00ean t\u1ee5c trong l\u00f2ng \u0111\u1ea5t. Keo polyurethane tr\u01b0\u01a1ng n\u1edf, m\u1ed9t ph\u00e2n nh\u00f3m chuy\u00ean d\u1ee5ng, th\u1ef1c s\u1ef1 n\u1edf ra khi ti\u1ebfp x\u00fac v\u1edbi n\u01b0\u1edbc, gi\u00fap ch\u00fang r\u1ea5t ph\u00f9 h\u1ee3p cho c\u00e1c gi\u1ea3i ph\u00e1p b\u01a1m ti\u00eam s\u1eeda ch\u1eefa t\u1ea1i c\u00e1c \u0111i\u1ec3m th\u1ea5m n\u01b0\u1edbc \u0111ang ho\u1ea1t \u0111\u1ed9ng, n\u01a1i keo ti\u00eau chu\u1ea9n kh\u00f3 c\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c \u0111\u1ed9 b\u00e1m d\u00ednh kh\u00f4 ban \u0111\u1ea7u.<\/p>\n\n\n\n

Nh\u1ef1a epoxy b\u01a1m ti\u00eam ph\u1ee5c v\u1ee5 m\u1ed9t m\u1ee5c \u0111\u00edch kh\u00e1c t\u1ea1i c\u00e1c v\u1ebft n\u1ee9t k\u1ebft c\u1ea5u \u2014 ch\u00fang \u0111\u01b0\u1ee3c ch\u1ecdn \u0111\u1ec3 ph\u1ee5c h\u1ed3i c\u01b0\u1eddng \u0111\u1ed9 ch\u1ecbu l\u1ef1c thay v\u00ec t\u1ea1o \u0111\u1ed9 \u0111\u00e0n h\u1ed3i, li\u00ean k\u1ebft c\u1ee9ng hai b\u00ean m\u00e9p v\u1ebft n\u1ee9t thay v\u00ec th\u00edch \u1ee9ng v\u1edbi chuy\u1ec3n v\u1ecb. \u0110i\u1ec1u n\u00e0y r\u1ea5t quan tr\u1ecdng v\u00ec v\u1ebft n\u1ee9t k\u1ebft c\u1ea5u v\u00e0 v\u1ebft n\u1ee9t l\u00fan phi k\u1ebft c\u1ea5u \u0111\u00f2i h\u1ecfi c\u00e1c \u0111\u1eb7c t\u00ednh keo tr\u00e1m tr\u00e1i ng\u01b0\u1ee3c nhau: v\u1ebft n\u1ee9t k\u1ebft c\u1ea5u c\u1ea7n li\u00ean k\u1ebft epoxy c\u1ee9ng \u0111\u1ec3 ph\u1ee5c h\u1ed3i kh\u1ea3 n\u0103ng truy\u1ec1n t\u1ea3i tr\u1ecdng, trong khi v\u1ebft n\u1ee9t phi k\u1ebft c\u1ea5u c\u1ea7n keo tr\u00e1m \u0111\u00e0n h\u1ed3i c\u00f3 th\u1ec3 co gi\u00e3n c\u00f9ng b\u00ea t\u00f4ng m\u00e0 kh\u00f4ng b\u1ecb n\u1ee9t tr\u1edf l\u1ea1i.<\/p>\n\n\n\n

\"B\u1ea3ng<\/figure>\n\n\n\n

Thi c\u00f4ng t\u1eeb b\u00ean trong so v\u1edbi b\u00ean ngo\u00e0i m\u00f3ng<\/h2>\n\n\n\n

Thi c\u00f4ng keo tr\u00e1m t\u1eeb b\u00ean trong \u2014 ti\u1ebfn h\u00e0nh t\u1eeb trong t\u1ea7ng h\u1ea7m ho\u1eb7c kho\u1ea3ng tr\u1ed1ng k\u1ef9 thu\u1eadt d\u01b0\u1edbi s\u00e0n \u2014 ph\u1ed5 bi\u1ebfn h\u01a1n nhi\u1ec1u \u0111\u1ed1i v\u1edbi c\u00e1c c\u00f4ng t\u00e1c s\u1eeda ch\u1eefa kh\u1eafc ph\u1ee5c v\u00ec kh\u00f4ng c\u1ea7n \u0111\u00e0o b\u1edbi, nh\u01b0ng ph\u01b0\u01a1ng ph\u00e1p n\u00e0y ch\u1ec9 gi\u1ea3i quy\u1ebft tri\u1ec7u ch\u1ee9ng t\u1ea1i m\u1ed1i n\u1ed1i c\u1ee5 th\u1ec3 \u0111\u00f3 ch\u1ee9 kh\u00f4ng l\u00e0m gi\u1ea3m \u00e1p l\u1ef1c th\u1ee7y t\u0129nh t\u00edch t\u1ee5 t\u1eeb b\u00ean ngo\u00e0i b\u1ee9c t\u01b0\u1eddng. C\u00e1ch ti\u1ebfp c\u1eadn n\u00e0y ph\u00f9 h\u1ee3p cho c\u00e1c v\u1ebft n\u1ee9t phi k\u1ebft c\u1ea5u \u0111\u01a1n l\u1ebb \u0111\u00e3 \u0111\u01b0\u1ee3c x\u00e1c nh\u1eadn v\u00e0 c\u00e1c v\u1ecb tr\u00ed \u1ed1ng xuy\u00ean t\u01b0\u1eddng m\u00e0 m\u1ee9c \u0111\u1ed9 nghi\u00eam tr\u1ecdng kh\u00f4ng \u0111\u00e1ng \u0111\u1ec3 \u0111\u00e0o b\u1edbi to\u00e0n di\u1ec7n.<\/p>\n\n\n\n

Thi c\u00f4ng t\u1eeb b\u00ean ngo\u00e0i, \u0111\u00f2i h\u1ecfi ph\u1ea3i \u0111\u00e0o \u0111\u1ea5t xu\u1ed1ng t\u1eadn \u0111\u00e1y m\u00f3ng, cho ph\u00e9p b\u1ed1 tr\u00ed keo tr\u00e1m tr\u1ef1c ti\u1ebfp tr\u00ean \u0111\u01b0\u1eddng \u0111i c\u1ee7a n\u01b0\u1edbc tr\u01b0\u1edbc khi n\u01b0\u1edbc ti\u1ebfp c\u1eadn b\u1ee9c t\u01b0\u1eddng, v\u00e0 ph\u01b0\u01a1ng ph\u00e1p n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c k\u1ebft h\u1ee3p v\u1edbi t\u1ea5m tho\u00e1t n\u01b0\u1edbc ho\u1eb7c m\u00e0ng ch\u1ed1ng th\u1ea5m thay v\u00ec ch\u1ec9 d\u00f9ng ri\u00eang keo tr\u00e1m. C\u00e1ch ti\u1ebfp c\u1eadn n\u00e0y \u0111\u01b0\u1ee3c d\u00e0nh ri\u00eang cho c\u00e1c tr\u01b0\u1eddng h\u1ee3p c\u00f3 nhi\u1ec1u m\u1ed1i n\u1ed1i c\u00f9ng b\u1ecb h\u1ecfng, s\u1ef1 c\u1ed1 tho\u00e1t n\u01b0\u1edbc ho\u1eb7c \u0111\u1ed9 d\u1ed1c \u0111\u1ecba h\u00ecnh khi\u1ebfn n\u01b0\u1edbc d\u1ed3n di\u1ec7n r\u1ed9ng v\u00e0o t\u01b0\u1eddng, ho\u1eb7c khi m\u1ed9t \u0111\u1ee3t \u0111\u00e0o \u0111\u1ea5t \u0111\u00e3 \u0111\u01b0\u1ee3c l\u00ean k\u1ebf ho\u1ea1ch t\u1eeb tr\u01b0\u1edbc (ch\u1eb3ng h\u1ea1n \u0111\u1ec3 \u0111\u1eb7t \u1ed1ng tho\u00e1t n\u01b0\u1edbc m\u1edbi) gi\u00fap vi\u1ec7c ti\u1ebfp c\u1eadn t\u1eeb b\u00ean ngo\u00e0i tr\u1edf n\u00ean thu\u1eadn ti\u1ec7n.<\/p>\n\n\n\n

\"B\u00e0n<\/figure>\n\n\n\n

Keo tr\u00e1m m\u00f3ng so v\u1edbi Ch\u1ed1ng th\u1ea5m to\u00e0n di\u1ec7n: B\u1ea3ng tham kh\u1ea3o nhanh<\/h2>\n\n\n\n
C\u00e2u h\u1ecfi<\/th>Keo tr\u00e1m m\u00f3ng<\/th>Ch\u1ed1ng th\u1ea5m m\u00f3ng<\/th><\/tr><\/thead>
V\u1ea5n \u0111\u1ec1 x\u1eed l\u00fd<\/td>C\u00e1c m\u1ed1i n\u1ed1i, v\u1ebft n\u1ee9t, v\u1ecb tr\u00ed xuy\u00ean t\u01b0\u1eddng c\u1ee5 th\u1ec3<\/td>\u00c1p l\u1ef1c th\u1ee7y t\u0129nh tr\u00ean to\u00e0n b\u1ed9 b\u1ee9c t\u01b0\u1eddng<\/td><\/tr>
Ph\u1ea1m vi \u0111i\u1ec3n h\u00ecnh<\/td>M\u1ed9t \u0111\u01b0\u1eddng n\u1ed1i ho\u1eb7c v\u1ebft n\u1ee9t \u0111\u01a1n l\u1ebb<\/td>To\u00e0n b\u1ed9 b\u1ec1 m\u1eb7t t\u01b0\u1eddng d\u01b0\u1edbi m\u1eb7t \u0111\u1ea5t<\/td><\/tr>
Th\u01b0\u1eddng k\u1ebft h\u1ee3p v\u1edbi<\/td>Kh\u00f4ng c\u1ea7n th\u00eam g\u00ec t\u1ea1i m\u1ed1i n\u1ed1i \u0111\u00f3<\/td>T\u1ea5m tho\u00e1t n\u01b0\u1edbc, m\u00e0ng ch\u1ed1ng th\u1ea5m, \u1ed1ng tho\u00e1t n\u01b0\u1edbc chu vi<\/td><\/tr>
T\u1ef1 kh\u1eafc ph\u1ee5c \u0111\u01b0\u1ee3c t\u1ea7ng h\u1ea7m \u1ea9m \u01b0\u1edbt?<\/td>Ch\u1ec9 khi nguy\u00ean nh\u00e2n l\u00e0 m\u1ed9t m\u1ed1i n\u1ed1i c\u1ee5c b\u1ed9 \u0111\u01a1n l\u1ebb<\/td>C\u00f3, n\u1ebfu \u0111\u01b0\u1ee3c t\u00ednh to\u00e1n quy m\u00f4 v\u00e0 l\u1eafp \u0111\u1eb7t \u0111\u00fang k\u1ef9 thu\u1eadt<\/td><\/tr>
C\u00f3 th\u1ec3 thay th\u1ebf cho nhau kh\u00f4ng?<\/td>Kh\u00f4ng \u2014 b\u1ecf s\u00f3t hi\u1ec7n t\u01b0\u1ee3ng th\u1ea5m n\u01b0\u1edbc tr\u00ean di\u1ec7n r\u1ed9ng<\/td>Kh\u00f4ng \u2014 kh\u00f4ng x\u1eed l\u00fd tr\u1ecdng \u0111i\u1ec3m c\u00e1c m\u1ed1i n\u1ed1i d\u1ec5 b\u1ecb chuy\u1ec3n v\u1ecb<\/td><\/tr><\/tbody><\/table>\n\n\n\n

C\u00e1c sai l\u1ea7m th\u01b0\u1eddng g\u1eb7p<\/h2>\n\n\n\n

Tr\u00e1m v\u1ebft n\u1ee9t m\u00e0 kh\u00f4ng x\u00e1c \u0111\u1ecbnh xem \u0111\u00f3 c\u00f3 ph\u1ea3i l\u00e0 v\u1ebft n\u1ee9t k\u1ebft c\u1ea5u hay kh\u00f4ng l\u00e0 sai l\u1ea7m \u0111\u1ec3 l\u1ea1i h\u1eadu qu\u1ea3 n\u1eb7ng n\u1ec1 nh\u1ea5t \u2014 m\u1ed9t v\u1ebft n\u1ee9t k\u1ebft c\u1ea5u ch\u1ec9 \u0111\u01b0\u1ee3c che \u0111\u1eady b\u1eb1ng keo tr\u00e1m \u0111\u00e0n h\u1ed3i s\u1ebd ti\u1ebfp t\u1ee5c chuy\u1ec3n v\u1ecb, v\u00e0 keo s\u1ebd b\u1ecb r\u00e1ch \u1edf c\u00e1c m\u00e9p ch\u1ec9 sau m\u1ed9t ho\u1eb7c hai m\u00f9a v\u1ee5, \u0111\u00f4i khi c\u00f2n che gi\u1ea5u s\u1ef1 c\u1ed1 n\u1ec1n m\u00f3ng th\u1ef1c ch\u1ea5t \u0111ang ng\u00e0y c\u00e0ng tr\u1ea7m tr\u1ecdng h\u01a1n b\u00ean d\u01b0\u1edbi. Ng\u1ed9 nh\u1eadn r\u1eb1ng vi\u1ec7c tr\u00e1m m\u1ed9t v\u00e0i v\u1ebft n\u1ee9t \u0111\u1ed3ng ngh\u0129a v\u1edbi vi\u1ec7c \u201ct\u1ea7ng h\u1ea7m gi\u1edd \u0111\u00e2y \u0111\u00e3 \u0111\u01b0\u1ee3c ch\u1ed1ng th\u1ea5m\u201d l\u00e0 sai l\u1ea7m ph\u1ed5 bi\u1ebfn th\u1ee9 hai, trong khi nguy\u00ean nh\u00e2n th\u1ef1c s\u1ef1 g\u00e2y ra \u1ea9m \u01b0\u1edbt k\u00e9o d\u00e0i c\u00f3 th\u1ec3 l\u00e0 do \u0111\u1ed9 d\u1ed1c m\u1eb7t \u0111\u1ea5t b\u00ean ngo\u00e0i k\u00e9m, \u1ed1ng tho\u00e1t n\u01b0\u1edbc m\u01b0a b\u1ecb ng\u1eaft k\u1ebft n\u1ed1i ho\u1eb7c h\u1ec7 th\u1ed1ng \u1ed1ng tho\u00e1t n\u01b0\u1edbc m\u00f3ng b\u1ecb h\u1ecfng m\u00e0 keo tr\u00e1m t\u1ea1i t\u01b0\u1eddng kh\u00f4ng th\u1ec3 gi\u1ea3i quy\u1ebft \u0111\u01b0\u1ee3c.<\/p>\n\n\n\n

S\u1eed d\u1ee5ng keo tr\u00e1m c\u1ee9ng ho\u1eb7c keo g\u1ed1c axit t\u1ea1i m\u1ed1i n\u1ed1i \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 co gi\u00e3n, ch\u1eb3ng h\u1ea1n nh\u01b0 khe ki\u1ec3m so\u00e1t th\u1eb3ng \u0111\u1ee9ng, s\u1ebd khi\u1ebfn keo b\u1ecb n\u1ee9t v\u00e0 bong tr\u00f3c ch\u1ec9 trong v\u00f2ng m\u1ed9t ho\u1eb7c hai chu k\u1ef3 m\u00f9a \u2014 c\u00e1c m\u1ed1i n\u1ed1i n\u00e0y c\u1ea7n lo\u1ea1i keo tr\u00e1m \u0111\u01b0\u1ee3c \u0111\u1ecbnh m\u1ee9c r\u00f5 r\u00e0ng cho ph\u1ea1m vi chuy\u1ec3n v\u1ecb d\u1ef1 ki\u1ebfn, ch\u1ee9 kh\u00f4ng ph\u1ea3i b\u1ea5t k\u1ef3 lo\u1ea1i keo tr\u00e1m n\u00e0o s\u1eb5n c\u00f3. B\u1ecf qua b\u01b0\u1edbc chu\u1ea9n b\u1ecb b\u1ec1 m\u1eb7t b\u00ea t\u00f4ng \u2014 kh\u00f4ng l\u00e0m s\u1ea1ch hi\u1ec7n t\u01b0\u1ee3ng n\u1edf hoa, c\u1ed1t li\u1ec7u l\u1ecfng l\u1ebbo ho\u1eb7c keo c\u0169 b\u1ecb h\u1ecfng tr\u01b0\u1edbc khi thi c\u00f4ng l\u1ea1i \u2014 l\u00e0 m\u1ed9t nguy\u00ean nh\u00e2n th\u01b0\u1eddng g\u1eb7p kh\u00e1c g\u00e2y m\u1ea5t \u0111\u1ed9 b\u00e1m d\u00ednh s\u1edbm, v\u00ec kh\u00f4ng c\u00f3 h\u1ee3p ch\u1ea5t keo tr\u00e1m n\u00e0o c\u00f3 th\u1ec3 b\u00e1m d\u00ednh \u0111\u00e1ng tin c\u1eady tr\u00ean b\u1ec1 m\u1eb7t b\u00ea t\u00f4ng b\u1ecb nhi\u1ec5m b\u1ea9n ho\u1eb7c d\u1ec5 v\u1ee5n.<\/p>\n\n\n\n

Nh\u1eefng c\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h2>\n\n\n\n

Keo tr\u00e1m ch\u1ed1ng th\u1ea5m m\u00f3ng c\u00f3 gi\u1ed1ng v\u1edbi ch\u1ed1ng th\u1ea5m m\u00f3ng kh\u00f4ng?<\/h3>\n\n\n\n

Kh\u00f4ng. Keo tr\u00e1m ch\u1ed1ng th\u1ea5m m\u00f3ng x\u1eed l\u00fd c\u00e1c m\u1ed1i n\u1ed1i, v\u1ebft n\u1ee9t v\u00e0 v\u1ecb tr\u00ed xuy\u00ean t\u01b0\u1eddng c\u1ee5 th\u1ec3. Ch\u1ed1ng th\u1ea5m m\u00f3ng l\u00e0 gi\u1ea3i ph\u00e1p x\u1eed l\u00fd c\u1ea5p h\u1ec7 th\u1ed1ng \u2014 m\u00e0ng, l\u1edbp ph\u1ee7 ho\u1eb7c t\u1ea5m tho\u00e1t n\u01b0\u1edbc \u2014 \u0111\u01b0\u1ee3c thi c\u00f4ng tr\u00ean to\u00e0n b\u1ed9 b\u1ee9c t\u01b0\u1eddng d\u01b0\u1edbi m\u1eb7t \u0111\u1ea5t \u0111\u1ec3 ki\u1ec3m so\u00e1t \u00e1p l\u1ef1c th\u1ee7y t\u0129nh. Hai gi\u1ea3i ph\u00e1p n\u00e0y kh\u00f4ng th\u1ec3 thay th\u1ebf cho nhau.<\/p>\n\n\n\n

Ch\u1ec9 d\u00f9ng keo tr\u00e1m c\u00f3 x\u1eed l\u00fd \u0111\u01b0\u1ee3c t\u1ea7ng h\u1ea7m b\u1ecb r\u00f2 r\u1ec9 n\u01b0\u1edbc kh\u00f4ng?<\/h3>\n\n\n\n

Ch\u1ec9 hi\u1ec7u qu\u1ea3 n\u1ebfu ngu\u1ed3n r\u00f2 r\u1ec9 l\u00e0 m\u1ed9t m\u1ed1i n\u1ed1i ho\u1eb7c v\u1ebft n\u1ee9t phi k\u1ebft c\u1ea5u \u0111\u01a1n l\u1ebb \u0111\u00e3 \u0111\u01b0\u1ee3c x\u00e1c nh\u1eadn. N\u1ebfu n\u01b0\u1edbc x\u00e2m nh\u1eadp di\u1ec7n r\u1ed9ng qua t\u01b0\u1eddng do \u00e1p l\u1ef1c th\u1ee7y t\u0129nh, \u0111\u1ed9 d\u1ed1c tho\u00e1t n\u01b0\u1edbc k\u00e9m ho\u1eb7c h\u1ec7 th\u1ed1ng tho\u00e1t n\u01b0\u1edbc b\u1ecb h\u1ecfng, vi\u1ec7c d\u00f9ng keo tr\u00e1m t\u1ea1i c\u00e1c v\u1ebft n\u1ee9t ri\u00eang l\u1ebb s\u1ebd kh\u00f4ng gi\u1ea3i quy\u1ebft \u0111\u01b0\u1ee3c nguy\u00ean nh\u00e2n g\u1ed1c r\u1ec5.<\/p>\n\n\n\n

L\u00e0m sao \u0111\u1ec3 bi\u1ebft v\u1ebft n\u1ee9t m\u00f3ng c\u00f3 ph\u1ea3i l\u00e0 n\u1ee9t k\u1ebft c\u1ea5u hay kh\u00f4ng?<\/h3>\n\n\n\n

C\u00e1c v\u1ebft n\u1ee9t phi k\u1ebft c\u1ea5u th\u01b0\u1eddng m\u1ea3nh, c\u00f3 b\u1ec1 r\u1ed9ng \u1ed5n \u0111\u1ecbnh v\u00e0 kh\u00f4ng xu\u1ea5t hi\u1ec7n \u0111\u1ed9 l\u1ec7ch theo ph\u01b0\u01a1ng th\u1eb3ng \u0111\u1ee9ng gi\u1eefa hai m\u00e9p n\u1ee9t. C\u00e1c v\u1ebft n\u1ee9t r\u1ed9ng h\u01a1n kho\u1ea3ng 1\/8 inch (kho\u1ea3ng 3 mm), \u0111ang ti\u1ebfp t\u1ee5c m\u1edf r\u1ed9ng, ho\u1eb7c c\u00f3 m\u00e9p b\u1ecb l\u1ec7ch b\u1eadc, d\u1ecbch chuy\u1ec3n c\u1ea7n \u0111\u01b0\u1ee3c chuy\u00ean gia k\u1ebft c\u1ea5u \u0111\u00e1nh gi\u00e1 tr\u01b0\u1edbc khi thi c\u00f4ng b\u1ea5t k\u1ef3 lo\u1ea1i keo tr\u00e1m n\u00e0o.<\/p>\n\n\n\n

Lo\u1ea1i keo tr\u00e1m n\u00e0o t\u1ed1t nh\u1ea5t cho m\u1ea1ch ng\u1eebng gi\u1eefa m\u00f3ng v\u00e0 t\u01b0\u1eddng m\u00f3ng?<\/h3>\n\n\n\n

Keo tr\u00e1m polyurethane l\u00e0 l\u1ef1a ch\u1ecdn ph\u1ed5 bi\u1ebfn nh\u1ea5t cho m\u1ea1ch ng\u1eebng n\u00e0y nh\u1edd \u0111\u1ed9 b\u00e1m d\u00ednh ch\u1eafc ch\u1eafn v\u1edbi b\u00ea t\u00f4ng v\u00e0 kh\u1ea3 n\u0103ng ch\u1ecbu chuy\u1ec3n v\u1ecb v\u1eeba ph\u1ea3i. \u0110\u1ed1i v\u1edbi hi\u1ec7n t\u01b0\u1ee3ng r\u00f2 r\u1ec9 n\u01b0\u1edbc \u0111ang di\u1ec5n ra t\u1ea1i m\u1ed1i n\u1ed1i n\u00e0y, keo b\u01a1m ti\u00eam polyurethane tr\u01b0\u01a1ng n\u1edf \u2014 n\u1edf ra khi g\u1eb7p n\u01b0\u1edbc \u2014 th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho c\u00e1c bi\u1ec7n ph\u00e1p kh\u1eafc ph\u1ee5c.<\/p>\n\n\n\n

N\u00ean thi c\u00f4ng keo tr\u00e1m m\u00f3ng t\u1eeb b\u00ean trong hay b\u00ean ngo\u00e0i b\u1ee9c t\u01b0\u1eddng?<\/h3>\n\n\n\n

Thi c\u00f4ng b\u00ean trong ph\u1ed5 bi\u1ebfn h\u01a1n \u0111\u1ed1i v\u1edbi c\u00e1c ca s\u1eeda ch\u1eefa c\u1ee5c b\u1ed9 v\u00ec tr\u00e1nh \u0111\u01b0\u1ee3c vi\u1ec7c \u0111\u00e0o b\u1edbi, nh\u01b0ng c\u00e1ch n\u00e0y ch\u1ec9 x\u1eed l\u00fd ph\u1ea7n tri\u1ec7u ch\u1ee9ng t\u1ea1i m\u1ed1i n\u1ed1i \u0111\u00f3. Thi c\u00f4ng b\u00ean ngo\u00e0i, \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n trong qu\u00e1 tr\u00ecnh \u0111\u00e0o \u0111\u1ea5t, gi\u00fap ch\u1eb7n n\u01b0\u1edbc tr\u01b0\u1edbc khi n\u01b0\u1edbc ti\u1ebfp c\u1eadn b\u1ee9c t\u01b0\u1eddng v\u00e0 th\u01b0\u1eddng \u0111\u01b0\u1ee3c k\u1ebft h\u1ee3p v\u1edbi t\u1ea5m tho\u00e1t n\u01b0\u1edbc ho\u1eb7c m\u00e0ng ch\u1ed1ng th\u1ea5m thay v\u00ec ch\u1ec9 d\u00f9ng ri\u00eang keo tr\u00e1m.<\/p>","protected":false},"excerpt":{"rendered":"

Keo tr\u00e1m m\u00f3ng x\u1eed l\u00fd c\u00e1c m\u1ed1i n\u1ed1i v\u00e0 v\u1ebft n\u1ee9t c\u1ee5 th\u1ec3 \u2014 \u0111\u00e2y kh\u00f4ng ph\u1ea3i l\u00e0 ch\u1ed1ng th\u1ea5m to\u00e0n di\u1ec7n. 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