Daim ntawv thov ntawm pvc hauv thaj tsam ntawm cov kav dej

PVC tuaj yeem muab faib ua mos PVC thiab tawv PVC. Ntawm lawv, nyuaj PVC nyiaj txog li 2/3 ntawm kev ua lag luam, thiab muag PVC nyiaj rau 1/3. Mos PVC feem ntau yog siv rau txheej txheej ntawm cov plag tsev, qab nthab thiab tawv, tab sis vim tias mos PVC muaj cov yas yas (qhov no kuj yog qhov sib txawv ntawm cov mos PVC thiab tawv PVC), cov khoom siv lub cev tsis zoo (piv txwv li, cov kav dej sab saud xav tau. kom tiv taus qee qhov dej siab, mos PVC tsis haum rau kev siv), yog li nws txoj kev siv yog txwv. Hard PVC tsis muaj cov yas yas, yog li nws yooj yim rau kev tsim thiab muaj lub cev zoo, yog li nws muaj kev loj hlob zoo thiab daim ntawv thov tus nqi. Nyob rau hauv cov txheej txheem ntawm cov ntaub ntawv polyvinyl chloride ntau lawm, yuav tsum tau ntxiv ntau additives, xws li stabilizers, plasticizers, thiab lwm yam. Yog hais tias tag nrho cov kev tiv thaiv ib puag ncig additives yog siv, ces PVC kav kuj yog non-toxic, tasteless thiab environmentally friendly khoom.