Puas yog PVC ib txwm dawb?
Puas yog PVC ib txwm dawb?

Video: Puas yog PVC ib txwm dawb?

Video: Puas yog PVC ib txwm dawb?
Video: pua yog tim tub aib pog ntawv by paj vuam thoj sonie thoj zoo siab yaj nkauj tawm tshiab 2022 2024, Kaum ib hlis
Anonim

Txawm hais tias ntau cov kav dej yog yas, tsis yog txhua cov kav dej yas yog tib yam. Ob yam ntawm cov kav dej ntau tshaj plaws yog ABS thiab PVC . ABS yog ib txwm dub thaum PVC yog dawb - thiab txoj hauv kev yooj yim pom qhov sib txawv sai sai.

Tib neeg kuj nug, qhov txawv ntawm PVC dawb thiab GREY PVC yog dab tsi?

Txawm li cas los xij, hom fittings muag rau txhua qhov sib txawv. Dawb PVC cov yeeb nkab fittings zoo li me me nrog cov nkhaus nkhaus, zoo rau cov dej ntws. Grey PVC cov yeeb nkab fittings zoo li loj nrog dav nkhaus ob peb centimeters nyob rau hauv ntev, zoo rau thawb hlau los ntawm. Grey PVC fittings feem ntau tsis tuaj yeem tuav lub siab.

vim li cas PVC dawb? PVC yog thawj zaug tsim nyob rau hauv 1872 los ntawm German chemist Eugen Baumann. Lub polymer tshwm li a dawb cov khoom nyob rau hauv cov khoom siv hluav taws xob ntawm cov hluav taws xob vinyl chloride uas tau pom tshiab uas tau tso tawm rau hnub ci.

Kuj paub, koj puas tuaj yeem txuas dub PVC rau PVC dawb?

Yog koj nyob rau hauv cov kav dej tshiab los yog qhov cua thiab yuav tsum tau koom nrog ob hom yeeb nkab yas, dub ABS thiab dawb PVC , tsis txhob xav tias koj ua tau tsuas nplaum lawv ua ke. Feem ntau cov kav dej tsis tso cai rau cov yeeb nkab ABS kom hnyav-welded (glued) rau PVC . Nrog koj tus kws tshuaj ntsuam xyuas dej hauv zos.

Puas yog ABS lossis PVC pheej yig dua?

Piv txwv li, PVC yog hloov tau ntau dua, tab sis ABS yog muaj zog thiab ntau shock resistant. ABS Nws yog qhov zoo dua los tuav qhov txias txias, tab sis nws tuaj yeem cuam tshuam nrog kev raug tshav ntuj ncaj qha. PVC xav tias yuav zoo dua ntawm muffling lub suab ntawm cov dej ntws.

Pom zoo: