Cia peb kawm txog cov ntaub ntawv raw ntawm PVC ua npuas ncauj Board!

PVC (polyvinyl chloride) raw khoom yog cov khoom siv hluavtaws pom los ntawm cov kws kho mob thaum xyoo pua 19th. Thaum lub sijhawm, cov kws tshawb fawb tau sim ua cov khoom siv roj hmab tshiab, tab sis lawv pom tias cov khoom uas lawv tsim tau nyuaj heev thiab tsis tuaj yeem kho qhov nyuaj. Tom qab ntau qhov kev sim thiab kev txhim kho, lawv pib sim ua kev siv sib txawv ntawm cov khoom siv, xws li cov kav dej, cables, partitions thiab pem teb. Cov txheej txheem tau ntev tab sis ua tiav thiab lawv pom tias cov khoom siv muaj ntau yam zoo, xws li lub teeb yuag, ruaj khov, tsis muaj dej tsis zoo thiab tsis muaj nplaim taws.

Niaj hnub no, PVC raw khoom yog cov khoom siv hauv tsev nrov thiab tau siv dav hauv cov chaw nyob, khw, chaw pej xeem thiab lwm qhov chaw. Lawv tau siv los tsim cov khoom ntawm txhua daim duab thiab ntau thiab tsawg, xws li qhov rais, qhov rooj, hauv pem teb, phab ntsa panels thiab qab nthab. Cov khoom no tau ua tiav zoo hauv ntau qhov chaw, rov ua pov thawj qhov kev ntseeg tau thiab tsim nyog ntawm PVC.

Ib qho ntawm cov txiaj ntsig tseem ceeb ntawm PVC yog nws cov kav ntev, uas tuaj yeem siv tau rau ntau xyoo lossis ntau xyoo, nws yooj yim los ntxuav, thiab tsis yooj yim rau warping lossis tawg. Qhov no txhais tau hais tias cov khoom ua los ntawm PVC tsis tas yuav tsum tau hloov ntau zaus, yog li txo cov nqi siv. Tsis tas li ntawd, nws qhov hluav taws kub kuj tseem zoo heev, ua kom muaj kev nyab xeeb ntawm cov tsev thiab cov chaw pej xeem.

Raws li cov ntsiab lus, PVC raw khoom yog qhov tseem ceeb ntawm kev tshawb nrhiav thiab tam sim no tau dhau los ua cov khoom tseem ceeb hauv kev tsim kho. Raws li thev naus laus zis nce qib thiab tsim kho tshiab, peb tuaj yeem pom tias cov khoom siv no tseem yuav nrhiav kev siv dav dua yav tom ntej.