Hauv kev ua lag luam khoom siv niaj hnub no, PVC (Polyvinyl Chloride) sawv tawm rau nws qhov kev ua tau zoo heev thiab ntau yam kev siv. PVC yog ib qho khoom siv yas tsim tseem ceeb nrog qhov zoo ntawm kev tiv thaiv tshuaj lom neeg, rwb thaiv hluav taws xob, hluav taws kub retardant, hnyav lub teeb, lub zog siab thiab yooj yim ua. Nws yog dav siv hauv ntau qhov chaw xws li kev tsim kho, hluav taws xob, tsheb, khoom siv hauv tsev, ntim khoom, kev kho mob thiab lwm yam.
Cov ntaub ntawv PVC raug muab faib ua ntau hom, suav nrog PVC tawv, PVC mos thiab PVC tsis muaj yas. PVC tawv feem ntau siv rau hauv kev tsim cov kav dej, qhov rooj thiab qhov rai thiab lwm yam khoom siv; PVC mos yog siv dav hauv cov hlau thiab cable casing, zaj duab xis thiab cov ntsaws ruaj ruaj vim nws qhov elasticity zoo thiab kev sib txhuam tsis kam.
Hauv kev tsim kho, PVC pem teb tau dhau los ua ib qho ntawm cov khoom siv kho kom zoo nkauj hauv ntiaj teb vim nws txoj kev tiv thaiv ib puag ncig thiab tsis muaj tshuaj lom, hluav taws kub, hnav-resistant thiab ruaj khov. Piv nrog rau cov pem teb ib txwm muaj, PVC pem teb tsis yog tsuas yog tsis muaj formaldehyde tso tawm, tab sis kuj muaj lub neej ua haujlwm ntev dua thiab cov nqi kho qis dua.
Peb cov khoom PVC yog tsim los ntawm kev siv cov khoom siv zoo thiab ua raws li cov qauv ib puag ncig thoob ntiaj teb kom ntseeg tau tias muaj kev nyab xeeb thiab kev ntseeg siab. Txawm tias koj tab tom kho dua tshiab lub tsev lossis chaw ua lag luam, PVC yog qhov kev xaiv khoom zoo tshaj plaws. Tiv tauj peb hnub no kom pib koj txoj kev mus rau cov khoom siv zoo rau ib puag ncig!