Featured Posts

March 18, 2019

The role of the three functional zones of the PVC extruder

The melting temperature and degradation temperature of PVC compound are relatively close, and good plasticization is required to prevent degradation of the melt. Therefore, generally according to the work functi...

June 15, 2018

Dispersant is an interfacial active agent with both hydrophilic and hydrophilic properties. The solid particles of inorganic and organic pigments which are difficult to dissolve in liquid can be uniformly dispersed. At the same time, the settling and condensation of so...

June 13, 2018

1. Grade of flame-retardant

Flame retardancy is a process that prevents or suppresses the rate of physical / chemical change during combustion of polymer materials. The flame-retardant grade of plastics was gradually increased from HBV-2V-1 to V-0, and the flame-retarda...

June 8, 2018

There are many auxiliaries in PVC pipe processing, the most important thing is that the selection is wrong and it is not used correctly. We should look at the material used for the performance of the pipe and the prescription for the material performance, otherwise, th...