{"id":2296,"date":"2021-04-15T16:29:12","date_gmt":"2021-04-15T09:29:12","guid":{"rendered":"https:\/\/cachnhiethagia.com\/?p=2296"},"modified":"2021-04-19T09:07:35","modified_gmt":"2021-04-19T02:07:35","slug":"top-6-vat-lieu-cach-nhiet-phong-lanh","status":"publish","type":"post","link":"https:\/\/cachnhiethagia.com\/?p=2296","title":{"rendered":"Top 6 v\u1eadt li\u1ec7u c\u00e1ch nhi\u1ec7t ph\u00f2ng l\u1ea1nh hi\u1ec7u qu\u1ea3 nh\u1ea5t tr\u00ean th\u1ecb tr\u01b0\u1eddng"},"content":{"rendered":"

C\u00e1c lo\u1ea1i v\u1eadt li\u1ec7u c\u00e1ch nhi\u1ec7t ph\u00f2ng l\u1ea1nh th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 gi\u1eef nhi\u1ec7t \u0111\u1ed9 l\u1ea1nh cho h\u1ec7 th\u1ed1ng \u0111i\u1ec1u h\u00f2a, kho tr\u1eef l\u1ea1nh, kho m\u00e1t, ph\u00f2ng l\u1ea1nh, bu\u1ed3ng c\u1ea5p \u0111\u00f4ng trong ng\u00e0nh ch\u1ebf bi\u1ebfn th\u1ef1c ph\u1ea9m, b\u1ec7nh vi\u1ec7n\u2026.Hi\u1ec7n nay, tr\u00ean th\u1ecb tr\u01b0\u1eddng c\u00f3 r\u1ea5t nhi\u1ec1u lo\u1ea1i v\u1eadt li\u1ec7u c\u00e1ch nhi\u1ec7t ph\u00f2ng l\u1ea1nh v\u1edbi nh\u1eefng m\u1eabu m\u00e3, k\u00edch th\u01b0\u1edbc kh\u00e1c nhau. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 nh\u1eefng s\u1ea3n ph\u1ea9m \u0111\u1ec3 qu\u00fd kh\u00e1ch h\u00e0ng tham kh\u1ea3o.<\/span><\/p>\n

\"V\u1eadt<\/p>\n

V\u1eadt li\u1ec7u c\u00e1ch nhi\u1ec7t ph\u00f2ng l\u1ea1nh l\u00e0 g\u00ec?<\/strong><\/span><\/h2>\n

\u0110\u00e2y l\u00e0 nh\u1eefng v\u1eadt li\u1ec7u c\u00f3 kh\u1ea3 n\u0103ng ng\u0103n c\u1ea3n d\u00f2ng nhi\u1ec7t truy\u1ec1n t\u1eeb m\u00f4i tr\u01b0\u1eddng hay v\u1eadt th\u1ec3 c\u00f3 nhi\u1ec7t \u0111\u1ed9 cao \u0111\u1ebfn m\u00f4i tr\u01b0\u1eddng hay v\u1eadt th\u1ec3 c\u00f3 nhi\u1ec7t \u0111\u1ed9 th\u1ea5p h\u01a1n.<\/span><\/p>\n

C\u1ee5 th\u1ec3 h\u01a1n, ch\u00fang gi\u00fap \u0111\u1ea3m b\u1ea3o nhi\u1ec7t \u0111\u1ed9 th\u1ea5p cho nh\u1eefng kh\u00f4ng gian nh\u01b0: h\u1ec7 th\u1ed1ng \u0111i\u1ec1u h\u00f2a, kho tr\u1eef l\u1ea1nh, kho m\u00e1t, ph\u00f2ng l\u1ea1nh, bu\u1ed3ng c\u1ea5p \u0111\u00f4ng trong ng\u00e0nh ch\u1ebf bi\u1ebfn th\u1ef1c ph\u1ea9m, b\u1ec7nh vi\u1ec7n\u2026.<\/span><\/p>\n

C\u00e1c v\u1eadt li\u1ec7u c\u00e1ch nhi\u1ec7t ph\u00f2ng l\u1ea1nh t\u1ed1t nh\u1ea5t hi\u1ec7n nay<\/strong><\/span><\/h2>\n

1. B\u00f4ng th\u1ee7y tinh c\u00e1ch nhi\u1ec7t<\/strong><\/span><\/h3>\n

B\u00f4ng th\u1ee7y tinh l\u00e0 g\u00ec?<\/a><\/span><\/strong><\/p>\n

B\u00f4ng th\u1ee7y tinh l\u00e0 v\u1eadt li\u1ec7u \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb s\u1ee3i th\u1ee7y tinh t\u1ed5ng h\u1ee3p ch\u1ebf xu\u1ea5t t\u1eeb \u0111\u00e1, x\u1ec9, \u0111\u1ea5t s\u00e9t. Th\u00e0nh ph\u1ea7n ch\u1ee7 y\u1ebfu c\u1ee7a b\u00f4ng th\u1ee7y tinh ch\u1ee9a Aluminum, Silicate canxi, oxit kim lo\u1ea1i\u2026; kh\u00f4ng ch\u1ee9a Amiang<\/span><\/p>\n

B\u00f4ng th\u1ee7y tinh c\u00f3 t\u00ednh n\u0103ng c\u00e1ch nhi\u1ec7t, c\u00e1ch \u00e2m \u0111\u1ed3ng th\u1eddi c\u00e1ch nhi\u1ec7t cao v\u00e0 kh\u00f4ng ch\u00e1y. \u0110\u1eb7c bi\u1ec7t c\u00f3 t\u00ednh \u0111\u00e0n h\u1ed3i t\u1ed1t. B\u00f4ng th\u1ee7y tinh c\u00f3 kh\u1ea3 n\u0103ng ch\u1ecbu \u0111\u01b0\u1ee3c nhi\u1ec7t \u0111\u1ed9 t\u1eeb -4 \u0111\u1ebfn 350 \u0111\u1ed9 C.<\/span><\/p>\n

Trong \u0111\u1eddi s\u1ed1ng, b\u00f4ng th\u1ee7y tinh th\u01b0\u1eddng \u0111\u01b0\u1ee3c k\u1ebft h\u1ee3p c\u00f9ng gi\u1ea5y b\u1ea1c \u0111\u1ec3 l\u00e0m \u1ed1ng m\u1ec1m b\u1ea3o \u00f4n h\u1ec7 th\u1ed1ng \u0111\u01b0\u1eddng \u1ed1ng \u0111i\u1ec1u h\u00f2a.<\/span><\/p>\n

\"V\u1eadt<\/p>\n

2. X\u1ed1p XPS c\u00e1ch nhi\u1ec7t<\/strong><\/span><\/h3>\n

\u0110\u00e2y l\u00e0 v\u1eadt li\u1ec7u \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c c\u00f4ng tr\u00ecnh x\u00e2y d\u1ef1ng d\u00e2n d\u1ee5ng v\u00e0 c\u00f4ng nghi\u1ec7p.\u00a0<\/span><\/p>\n

X\u1ed1p XPS c\u00f3 \u0111\u1ed9 b\u1ec1n \u1ed5n \u0111\u1ecbnh, kh\u1ea3 n\u0103ng ch\u1ecbu n\u00e9n t\u1ed1t v\u00e0 ch\u1ed1ng \u1ea9m hi\u1ec7u qu\u1ea3, c\u00f3 kh\u1ea3 n\u0103ng c\u00e1ch nhi\u1ec7t l\u00fd t\u01b0\u1edfng trong c\u00e1c kho l\u1ea1nh, kho b\u1ea3o \u00f4n.<\/span><\/p>\n

\u0110\u1eb7c bi\u1ec7t n\u00f3 \u0111\u00e1p \u1ee9ng t\u1ed1t quy \u0111\u1ecbnh v\u1ec1 an to\u00e0n s\u1ee9c kh\u1ecfe trong qu\u00e1 tr\u00ecnh thi c\u00f4ng v\u00e0 s\u1eed d\u1ee5ng.\u00a0<\/span><\/p>\n

3. T\u00fai kh\u00ed c\u00e1ch nhi\u1ec7t<\/strong><\/span><\/h3>\n

T\u00fai kh\u00ed c\u00e1ch nhi\u1ec7t \u0111\u01b0\u1ee3c c\u1ea5u t\u1ea1o t\u1eeb l\u1edbp m\u00e0ng nh\u00f4m nguy\u00ean ch\u1ea5t, b\u1ec1 m\u1eb7t \u0111\u01b0\u1ee3c x\u1eed l\u00fd oxy h\u00f3a, ph\u1ee7 l\u00ean t\u1ea5m nh\u1ef1a t\u1ed5ng h\u1ee3p Polyethylene ch\u1ee9a t\u00fai kh\u00ed.<\/span><\/p>\n

Ch\u00ednh \u0111\u1eb7c t\u00ednh ph\u1ea3n x\u1ea1 c\u1ee7a l\u1edbp m\u00e0ng nh\u00f4m cao c\u00f9ng v\u1edbi \u0111\u1ed9 d\u1eabn nhi\u1ec7t c\u1ee7a l\u1edbp t\u00fai kh\u00ed \u0111\u00e3 t\u1ea1o kh\u1ea3 n\u0103ng c\u00e1ch nhi\u1ec7t hi\u1ec7u qu\u1ea3 cho s\u1ea3n ph\u1ea9m n\u00e0y. N\u00f3 c\u00f3 kh\u1ea3 n\u0103ng ng\u0103n \u0111\u01b0\u1ee3c 95-97% b\u1ee9c x\u1ea1 b\u00ean ngo\u00e0i, ng\u0103n ch\u1eb7n qu\u00e1 tr\u00ecnh h\u1ea5p th\u1ee5 nhi\u1ec7t v\u00e0o m\u00f9a h\u00e8 v\u00e0 tho\u00e1t nhi\u1ec7t v\u00e0o m\u00f9a \u0111\u00f4ng.<\/span><\/p>\n

Ch\u00eanh l\u1ec7ch nhi\u1ec7t \u0111\u1ed9 gi\u1eefa 2 m\u1eb7t c\u1ee7a s\u1ea3n ph\u1ea9m l\u00e0 kho\u1ea3ng t\u1eeb 50-70 \u0111\u1ed9 C.<\/span><\/p>\n

\"V\u1eadt<\/p>\n

4. X\u1ed1p PE – OPP b\u1ea3o \u00f4n – ch\u1ed1ng \u1ea9m<\/strong><\/span><\/h3>\n

V\u1eadt li\u1ec7u n\u00e0y \u0111\u01b0\u1ee3c c\u1ea5u t\u1ea1o t\u1eeb l\u1edbp PE th\u1ed5i b\u1ecdt kh\u00ed b\u1ec1 m\u1eb7t d\u00e1n m\u00e0ng OPP (m\u00e0ng nh\u00f4m, m\u1eb7t b\u1ea1c) \u0111\u00e3 qua x\u1eed l\u00fd ch\u1ed1ng oxy h\u00f3a<\/span><\/p>\n

X\u1ed1p PE – OPP b\u1ea3o \u00f4n – ch\u1ed1ng \u1ea9m c\u00f3 ch\u1ee9c n\u0103ng:<\/span><\/p>\n