Xov xwm

Txij li thaum xyoo 1980s, lub teb chaws tau txhawb nqa kev siv cov kav dej UPVC, tsim ntau txoj cai, cov txheej txheem, thiab cov qauv, thiab khaws...

PVC yeeb nkab yog qhov tseem ceeb ntawm lub tshuab nqus tsev- tsim cov yeeb yaj kiab siv rau kev ntim khoom ntawm ntau lub vaj huam sib luag, yog l...

PVC tuaj yeem muab faib ua PVC hloov tau yooj yim thiab nruj PVC. Rigid PVC nyiaj rau kwv yees li ob - feem peb ntawm kev ua lag luam, thaum hloov ...

Cov kav dej PVC yog cov khoom siv hluavtaws ua los ntawm polyvinyl chloride resin, stabilizers, lubricants, thiab lwm yam, los ntawm kub - xovxwm e...

Daim ntawv thov ntawm cov kav dej PERT hauv kev tsim cov kav dej kub thiab dej txias hauv kuv lub tebchaws tau tsim kho sai, thiab cov khoom siv ra...

PERT yeeb nkab yog ib qho thermoplastic cua sov yeeb nkab ua los ntawm cov kab nruab nrab tshwj xeeb - ntom ethylene copolymer ntawm ethylene thiab...

Raws li hom tshiab ntawm cov khoom siv yeeb nkab, PPR yeeb nkab muaj qhov tshwj xeeb zoo. Nws tuaj yeem siv rau ob qho tib si dej txias thiab dej k...

PPR cov kav dej tau siv dav hauv cov tsev lag luam thiab cov tsev nyob hauv tsev, kev huv huv, dej haus, thiab dej kub cua sov. PPR cov kav dej tau...

Thaum yuav cov kav dej PPR, xyuas kom meej tias daim ntawv lo khoom tiav, suav nrog cov chaw tsim khoom lub npe thiab chaw nyob, cov lus qhia tshwj...

PP-R kav dej yog tsim los ntawm random copolymer polypropylene (PP-R) resin ua cov khoom tseem ceeb los ntawm extrusion molding; fittings yog tsim ...

Feem ntau, PPR kav yuav tsis xau dua thiab muaj kev ntseeg siab heev. Txawm li cas los xij, qhov no tsis txhais tau tias cov kav dej PPR tsis muaj ...

PP-R cov kav dej muaj qhov nyuaj thiab nruj dua li cov kav hlau hlau, yog li lawv yuav tsum tau tiv thaiv thaum tuav thiab tsim kho kom tsis txhob ...