Cov roj hmab ua npuas dej ua npuas ncauj feem ntau cov xim dub, lwm yam xim muaj nyob rau ntawm kev thov. Cov khoom los hauv raj, yob thiab daim ntawv. Lub raj xa khoom tau yooj yim tshwj xeeb tsim kom haum cov qauv diameters ntawm tooj liab, hlau thiab pvc cov piping. Cov ntawv txheeb muaj nyob rau hauv cov qauv ua ntej loj lossis hauv qaws.
Cov Ntawv Qhia Cov Ntawv
KingFlex Cov Ntaub Ntawv Txheej Txheem | |||
Ntiag tug | Ib yam | Tus nqi | Txoj kev xeem |
Qhov ntsuas kub ntau | ° C | (-50 - 110) | GB / T 17794-1999 |
Ntov ntau | Kg / m3 | 45-65kg / m3 | ASTM D1667 |
DEJ VAPOR PERMEELILITY | Kg / (mspa) | I≤0.91 × 10 -¹³ | DIN 52 615 BS 4370 NTU 2 1973 |
μ | - | ≥10000 | |
Thermal conductivity | W / (mk) | I≤0.030 (-20 ° C) | ASTM C 518 |
I≤0.032 (0 ° C) | |||
I≤0.036 (40 ° C) | |||
Kev Ntsuas Hluav Taws | - | Chav Kawm 0 & Chav 1 | BS 476 Tshooj 6 Ntu 7 |
Nplaim taws kis thiab cov pa luam yeeb |
| 25/50 | ASTM E 84 |
Cov Oxygen Index |
| ≥36 | GB / T 2406, ISO4589 |
Dej nqus,% los ntawm ntim | % | 20% | ASTM C 209 |
Dimension stability |
| Medicited 15 | ASTM C534 |
Fungi tsis kam | - | Zoo | ASTM 21 |
Ozone Kuj | Zoo | GB / T 7762-1987 | |
Kuj rau UV thiab Huab cua | Zoo | ASTM G23 |
Kev ua tau zoo heev. Rwb thaiv tsev cov yeeb nkab yog ua los ntawm nitrile roj hmab thiab polyvinyl chloride, pub dawb ntawm fiber plua plav, hauv cov hmoov av benzaldehyde thiab chlorofluorocarbons. Tsis tas li ntawd, nws muaj hluav taws xob tsawg thiab thermal condactivity, zoo noo noo tsis kam thiab hluav taws kub tiv taus.
Zoo tshaj plaws tensile lub zog
Los tiv thaiv kev laus, tiv thaiv corrosion
Yooj yim rau nruab. Cov kav dej insulated tuaj yeem muab tau yooj yim ntawm cov kav dej tshiab nrog rau cov kav dej uas twb muaj lawm. Koj tsuas yog txiav nws thiab lo nws rau. Ntxiv mus, nws tsis muaj qhov tsis zoo rau kev ua haujlwm ntawm rwb thaiv tsev raj.