rigid PVC造句

automatic rigid PVC pipe making machine

The application of modified superfine ground calcium carbonate in rigid PVC

The traditional method of impact modification can enhance the impact strength of rigid PVC profiles, but will not be of benefit to the property of weathering resistance.

To control the melt flowing and foaming of polymer are the key factors to ensure the quality of products during the extrusion moulding of the integral door leaf of low foamed rigid PVC.

Semirigid PVC plastics floor tiles