What is the main ingredient used in plastic PVC?

Mainly composed of PVC resin and additives, which additives by function is divided into: heat stabilizers, lubricants, processing modifiers, impact modifiers, fillers, aging agents, colouring agents, etc.. In the design of PVC formulations, should first understand the performance of PVC resin and various additives. Raw materials and additives PVC resin Production of PVC plastic profiles…