Cov khoom siv raw siv hauv kev tsim cov kav dej PPR thiab PVC kav yog txawv: PPR kav yog tsim los ntawm cov ntaub ntawv copolymerized polypropylene, thaum PVC kav yog tsim los ntawm cov ntaub ntawv polyvinyl chloride. Cov khoom siv sib txawv ua rau muaj kev sib txawv. . Vim yog cov khoom siv sib txawv, cov xim ntawm PPR yeeb nkab thiab PVC yeeb nkab khoom sib txawv. PPR yeeb nkab ntawm cov khoom siv polypropylene muaj lub ntsej muag ci thiab zoo dua cov yeeb nkab toughness. Lwm cov yeeb nkab xim tuaj yeem ua tau raws li qhov sib ntxiv ntawm cov xim masterbatch; Cov kav dej PVC feem ntau yog mis nyuj dawb, nrog lub ntsej muag glossy, tab sis tsis muaj ntu, thiab cov khoom siv kuj tsis yooj yim. Cov nqi tsim khoom sib txawv: Vim yog cov khoom siv thiab phab ntsa tuab, cov nqi tsim khoom thiab cov nqi ntawm PPR kav thiab PVC kav kuj txawv. Feem ntau hais lus, tus nqi ntawm PPR raj yog qhov siab. Kev siv sib txawv: Vim yog cov khoom siv, cov kav dej PVC tsis huv thiab nyab xeeb li cov kav dej PPR. PPR kav dej feem ntau yog siv los ua cov kav dej hauv tsev kho kom zoo nkauj, uas tuaj yeem siv rau cov kav dej kub thiab dej txias. Cov kav dej PVC feem ntau yog siv rau cov kav dej, thiab tsuas yog cov dej txias tuaj yeem siv tau. cov kav dej. Tsis muaj qhov sib txawv ntawm PPR yeeb nkab thiab PVC yeeb nkab, lawv cov yam ntxwv sib txawv, thiab lawv qhov kev thov kuj txawv. Ua ntej txhim kho cov kav dej, koj yuav tsum nkag siab txog nws cov yam ntxwv, siv nws raws li tus qauv tsim nyog, thiab xyuas kom zoo thiab kev nyab xeeb ntawm cov dej.
