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PVC-RESIN-SG5

General Description:

CAS No. 9002-86-2

Polyvinyl Chloride or PVC resin SG3, SG5, SG7 and SG8 are homopolymers made by suspension polymerization. PVC resin is white powder form thermoplastic resin and has great versatility for making plastic products.

Specification:

Category:

PROPERTIES

Parameter Grade
Standard: GB5761-1993 SG3 SG5 SG7 SG8
K – Value 72 – 71 66 – 68 62 – 60 59 – 55
Polymerizing Index 1300 +/-50 1000 +/-50 800 +/-50 700 +/-50
Number of impurity particles ≤ 16 16 20 20
Volatile content (incl. water) % ≤ 0.3 0.4 0.4 0.4
Apparent density ≥ 0.42 0.48 0.48 0.5
Particle size
≥ 0.25mm ≤ 2 2 2 0.4
≥ 0.063mm ≥ 95 95 95 95
Number of Fish Eye (/400 cm2) ≤ 20 20 30 30
Plasticizer absorption of 100g resin ≥ 26 19 12 22
Whiteness (160°C, after 10 min.) % ≥ 78 78 75 75
VCM Residue PPM ≤ 5 5 5 5

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