PVC Resin Specification
|
Parameter
|
Grade
|
|
Standard: GB5761-1993
|
SG3
|
SG5
|
SG8
|
|
Viscosity ml/g
|
135-127
|
118-107
|
86-73
|
|
K-Value
|
72-70
|
67-65
|
59-55
|
|
Average degree of Polymerization
|
1300+/-50
|
1000+/-50
|
700+/-50
|
|
Number of impurity particles ¡Ü
|
16
|
16
|
20
|
|
Volatile content (incl. water) % ¡Ü
|
0.3
|
0.4
|
0.4
|
|
Apparent density ¡Ý
|
0.42
|
0.48
|
0.5
|
|
Particle size
|
¡Ý 0.25mm ¡Ü
|
2
|
2
|
0.4
|
|
¡Ý 0.063mm ¡Ý
|
95
|
95
|
95
|
|
Number of Fish Eye (/400 cm2) ¡Ü
|
20
|
20
|
30
|
|
Plasticizer absorption of 100g resin ¡Ý
|
26
|
19
|
22
|
|
Whiteness (160¡ãC, after 10 min.) % ¡Ý
|
78
|
78
|
75
|
|
VCM Residue PPM ¡Ü
|
5
|
5
|
5
|
PVC Resin Application
1) PVC profile
2) PVC pipe
3) PVC film
4) PVC hard wood and boards
5) PVC Soft goods
6) PVC packaging materials
7) PVC wall panels and flooring
8) PVC consumer goods
9) PVC Coating Products
10) PVC foam products
11) PVC transparent sheet
