pc yas khob hais txog lub khob yas ua los ntawm cov khoom siv polycarbonate, tus lej hauv qab yog 7;pp yas khob yog hais txog lub khob yas ua los ntawm polypropylene, tus lej hauv qab yog 5. pc yas khob thiab pp yas khob qhov sib txawv feem ntau muaj cov ntsiab lus hauv qab no:
1, PC khoom yas khob kis tau zoo, thiab lub teeb dua iav, tus nqi qis, PC khoom yas khob tuaj yeem tiv taus -30 ℃ ~ 140 ℃ kub, tsuas yog hais tias cov khoom no nyob rau hauv qhov kub no tsis tawg, yaj.
2, PP khoom yas khob yog lub teeb heev, tsis yooj yim rau tawg;Cov cua kub zoo, tsis muaj kev ntseeg siab ntawm cov tshuaj lom, ruaj khov thiab nyab xeeb;Qhov tsis zoo ntawm lub teeb kis tau tus mob me ntsis tsis zoo.
3, lub hardness ntawm yas PC yog siab tshaj qhov hardness ntawm universal yas PP, PP raw khoom yog translucent milky dawb, PC raw khoom yog pob tshab.PP tseem hu ua ib puas fold roj hmab toughness yog zoo dua, PC tseem hu ua mos txwv roj hmab toughness hardness thiab muaj zog cuam tshuam ntau dua.
4, PP yog cov yas dav dav, qhov ceev ntawm PP yog tsawg dua 1.0cm / g, PP yog ntab rau hauv dej;PC yog yas engineering, PC ceev yog ntau tshaj 1.0cm / g, PC yog submerged.
5, PC khoom yas khob tom qab cua sov rov qab yuav tsim bisphenol -A thiab lwm yam carcinogens, PP yas khob yuav tsis.
pc yas khob thiab pp yas khob yog ob hom yas dej khob, qhov sib txawv ntawm ob yog tias pc yas khob tsis tuaj yeem sau nrog dej kub thiab pp yas khob tuaj yeem ntim dej kub.Tsis tas li ntawd, ob qho tib si hauv tshav kub tsis kam, hardness, ntom thiab lwm yam muaj qhov sib txawv.pc yas khob vim tsis tshua muaj cua sov, muaj cov dej kub npau npau lossis tso tawm cov tshuaj bisphenol, ua rau tib neeg noj qab haus huv, yog li tsis tuaj yeem siv los sau cov dej npau npau;Cov khoom siv pp yas khob ntim nrog dej kub npau npau yog tsis muaj tshuaj lom, thiab kub kub kuj muaj zog.
khob dej xaivUpuls
Post lub sij hawm: Oct-21-2022
