Khoom kom zoo dua:
Nyob rau hauv PVC system, tsawg ntom oxidized polyethylene ciab tuaj yeem ua plasticized ua ntej ntawm lub sijhawm, thiab tom qab torque txo.qhov noope uamuaj zoo heev hauv thiab sab nraud lubrication.Nws tuaj yeem txhim kho qhov sib txawv ntawm cov xim, muab cov khoom lag luam zoo thiab txhim kho kev tsim khoom.
Daim ntawv thov:
Nws siv nyob rau hauv cov xim masterbatch, PVC khoom, Wax emulsion (emulsification), hloov khoom siv.