Qhov ntau thiab tsawg roj hmab hnbr epdm nbr 70 sealing seals oring o-ring o-ring
O-rings yog dav siv nyob rau hauv ntau yam kev lag luam rau lawv lub peev xwm los tsim ib lub foob ntawm ob qhov chaw.Qhov kev xaiv ntawm cov khoom siv O-ring nyob ntawm daim ntawv thov thiab ib puag ncig nws yuav siv rau hauv. Ntawm no yog qee yam khoom siv rau O-rings:
Nitrile (NBR): Qhov no yog cov khoom siv nrov rau O-rings vim nws ua haujlwm zoo rau roj, roj, thiab dej.Nws tuaj yeem tiv taus kub txog 100 ° C.
Viton (FKM): Viton yog fluorocarbon elastomer uas muaj cov tshuaj tiv thaiv zoo heev, tshwj xeeb tshaj yog rau qhov kub thiab txias.Nws tuaj yeem tiv taus kub txog 200 ° C.
Silicone (VMQ): Silicone O-rings paub txog lawv txoj kev yooj yim heev thiab ua haujlwm rau qhov kub thiab txias, ob qho tib si siab thiab qis.Lawv tuaj yeem tiv taus qhov kub ntawm -60 ° C txog 200 ° C.
EPDM yog cov roj hmab hluavtaws uas muaj kev tiv thaiv zoo rau huab cua, ozone, thiab UV rays.Nws yog feem ntau siv rau sab nraum zoov daim ntaub ntawv thiab tuaj yeem tiv taus kub txog 150 ° C.
Neoprene: Neoprene O-rings paub txog lawv qhov zoo tiv thaiv roj, huab cua, thiab ozone.Lawv tuaj yeem tiv taus kub txog 100 ° C.
