I. product characteristics:
This product has excellent comprehensive physical properties, such as high toughness at low temperature; high tensile strength; close to solubility parameter of PVC, good affinity; giving correct processing conditions, forming network structure in rigid PVC products, so as to give products excellent toughness at normal and low temperature and impact strength.
II. Main technical indicators
Project unit indicator
Chlorine content 35 ± 1
Thermal decomposition temperature ℃≥ 165
Volatile content% ≤ 0.3
Residual crystallinity% ≤ 5
Tensile strength% ≥ 8.0
Sieve passing rate (36 mesh)% ≥ 99
Shore hardness (a) ℃ ≤ 57
Apparent density g / ml ≥ 0.55
Impurity particle number PC / 50g ≤ 10
Whiteness (e457) ℃ ≥ 86
Main purpose:
It is mainly used for PVC door and window profile, u-pvch upper and lower water pipes, cold transformer pipes and trunking, PVC foam board, PVC extrusion board