PVC yog cov yas uas feem ntau ua rau cov kav dej thiab cov fittings, cov ntawv qhia thiab cov yeeb yaj kiab, thiab lwm yam.
Nws yog tus nqi qis thiab muaj qee yam kev ua siab ntev rau qee cov kua qaub, alkalis, ntsev, thiab cov kuab tshuaj, ua rau nws tsim nyog rau kev sib cuag nrog cov tshuaj oily. Nws tuaj yeem ua rau hauv cov pob tshab lossis oppee tsos raws li xav tau, thiab yog yooj yim rau xim. Nws yog dav siv hauv kev tsim kho, xaim thiab cable, ntim, tsheb, kho mob thiab lwm thaj chaw.
Txawm li cas los xij, PVC muaj kev txom nyem thermal stability thiab muaj kev txiav txim siab ntawm kev ua qhov kub thiab txias, hcl), ua rau cov khoom pov thawj thiab txo qis kev ua haujlwm. Cov ntshiab li pvc yog nkig, tshwj xeeb tshaj, tshwj xeeb tshaj yog cov tawg ntawm qhov kub tsawg, thiab xav tau qhov sib ntxiv ntawm cov yas ua kom txhim kho kom yooj yim. Nws muaj huab cua tsis zoo, thiab thaum raug lub teeb thiab kub tau ntev, pvc yog nquag ua rau laus, discoloration, britleness, thiab lwm yam.
Yog li ntawd, PVC cov stabilizers yuav tsum tau ntxiv thaum ua kom muaj kev tiv thaiv kev lom zem thermal, txuas ntxiv lub neej, tswj cov ntsej muag, thiab txhim kho kev ua haujlwm.
Txhawm rau txhim kho kev ua tau zoo thiab cov tsos ntawm cov khoom tiav, cov neeg tsim khoom lag luam feem ntau ntxiv cov khoom ntxiv me me. NtxivKuatuaj yeem txhim kho cov whiteness ntawm PVC cov khoom. Piv nrog rau lwm txoj kev ntxuav hniav dawb, siv oba muaj tus nqi qis thiab cov teebmeem tseem ceeb, ua kom haum rau cov khoom loj.Antioxidants, Lub teeb txhab, UV nqusCov hnab yas, thiab lwm yam yog qhov kev xaiv zoo rau kev ncua cov khoom lag luam.
Lub sij hawm Post: Feb-10-2025