PerformanceTest conditions [state]Test dataData unit
Viscosity 118-107mL/g
Density 0.45g/cm3
The impurity particles 16grain
The content of volatile matter (including water) 0.30%
Residue on sieve0.25mm sieve pore90%
Residue on sieve0.063mm sieve pore90%
Fisheye 20grain/400cm2
100 g plasticizer
absorption resin 20g
Whiteness160ºC 10min74%
Residual vinyl chloride content 8ppm
K value 65-67
PVC Resin |
SG3 |
SG5 |
SG8 |
Quality standard |
GB5761-93 |
Inspection item |
Guaranteed Value |
K value |
72 - 71 |
68 - 66 |
59 - 55 |
Viscosity number |
135 - 127 |
118 - 107 |
86 - 73 |
Number of impurity particles |
≤ 16 |
≤ 16 |
≤ 20 |
Volatile content (incl. water)% |
≤ 0.30 |
≤ 0.40 |
≤ 0.40 |
Apparent density |
≥ 0.45 |
≥ 0.45 |
≥ 0.48 |
Particle size |
≤ 2.0 |
≤ 2.0 |
≤ 2.0 |
≤ 2.0 |
≥ 90 |
≥ 90 |
≥ 90 |
≥ 90 |
Number of Fish Eye (/400 cm2) |
≤ 20 |
≤ 20 |
≤ 30 |
Plasticizer absorption of 100g resin |
≥ 26 |
≥ 20 |
≥ 14 |
Whiteness (160, after 10 min. ) % |
≥ 80 |
≥ 80 |
≥ 75 |
VCM Residue PPM |
≤ 1 |
≤ 1 |
≤ 1 |