Cov Ntawv Txheej Txheem Uas Tsis Muaj Dej Uas Muaj Peev Xwm Siab

Siv rau ntau hom yas sib txawv, xws li PVC, TPO, PE thiab lwm yam. Muaj peev xwm tsim tau hauv qab no 

● Cov ntawv nrog tuab 0.5-3 hli, dav 1000-2000 hli:

● Daim ntawv yas dov (qauv: H): tsis muaj txheej nrog cov khoom siv sab hauv lossis cov khoom siv sab nraud;

● Daim ntawv yob nrog sab nraud (Qauv: L): txheej nrog cov ntaub lossis cov ntaub tsis-woven;

● Cov ntawv yob sab hauv (Qauv: P): Cov txheej sab hauv txheej nrog polyester mesh;

● Daim ntawv yob sab hauv (Qauv: G): Txheej sab hauv txheej nrog iav fiber.

Nco ntsoov: Cov lus qhia tshwj xeeb yuav hloov pauv yam tsis tau ceeb toom ua ntej.