Dab tsi yog qhov tsis zoo ntawm Kevlar

Kevlar yog cov khoom siv hluav taws xob nrov uas paub txog nws lub zog siab thiab ua haujlwm ntev, ua rau nws siv ntau yam khoom siv xws li lub cev armor, log tsheb, hlua, thiab lwm yam. Txawm li cas los xij, zoo li txhua yam khoom siv, Kevlar kuj muaj qee qhov tsis zoo uas yuav tsum tau xav txog.

Ib qho ntawm cov teeb meem loj ntawm Kevlar yog nws cov nqi siab piv rau lwm cov hluavtaws fibers. Qhov no ua rau nws yog qhov kev xaiv kim, tshwj xeeb tshaj yog rau cov ntawv thov nrog kev siv loj. Tsis tas li ntawd, Kevlar yog qhov nyuaj rau kev ua haujlwm nrog ntau dua li lwm cov ntaub ntawv, xav tau cov cuab yeej tshwj xeeb thiab kev txawj ntse rau kev tsim thiab hloov kho.

Lwm qhov tsis zoo ntawm Kevlar yog tias nws muaj qhov tsis kam tiv thaiv UV hluav taws xob, uas tuaj yeem degrade cov khoom nyob rau lub sijhawm thiab txo nws cov txiaj ntsig. Kev raug rau qee yam tshuaj, xws li tshuaj chlorine thiab tshuaj dawb, tuaj yeem ua rau tsis muaj zog lossis ua rau Kevlar fibers.

Thaum kawg, Kevlar muaj cov thermal conductivity tsis zoo, uas txhais tau hais tias nws tuaj yeem tsis xis nyob rau hauv qhov kub thiab txias. Nws tseem tsis muaj qhov ua pa ntawm lwm cov ntaub ntawv, uas tuaj yeem ua rau nws tsis xis nyob rau lub sijhawm ntev ntawm hnav.

Zuag qhia tag nrho, thaum Kevlar muaj qee qhov tsis zoo, nws cov txiaj ntsig ntawm lub zog, ua haujlwm ntev, thiab kev tiv thaiv feem ntau tshaj lawv. Nrog rau kev siv thiab kev saib xyuas kom zoo, Kevlar tuaj yeem yog cov khoom siv zoo rau ntau yam kev siv.