1.Promote PVC under low temperature melting.
2.Strengthen PVC melting cohesion and homogeneity
3.Strengthen melt strength,elongation,degree of elasticity .
4.Reduce molten pulsation and instability, and promote the surface smooth and the quality.
5.Promote PVC uniform plasticizing and melt homogeneity.
6.Have good dispersibility in PVC product.
7.In PVC product havs good surface gloss.
Suited for high density and normal plasticizing speed foaming product：
B.Suited for good plasticizing capability screw
C.Suited for wall thickness less than 5mm product.
D.Suited for foaming density less than 0.8g/cm3 product;