PVC scrap for pipe making, Off Grade Pvc Resin
PVC scrap for pipe making, Off Grade Pvc Resin
1.Properties of Pvc Resin
It is thermoplastic, insoluble in water, gasoline and ethanol, expandable or soluble in ether, ketene, fatty chlorohy-drocarbons or aromatic hydrocarbons with strong anti--corrosiveness, and good dielectric property.
2.Pvc Polyvinyl Chloride Resin Specifications
|
Polyvinyl Chloride Resin |
SG3 |
SG5 |
SG8 |
|
|
Inspection item |
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 |
≤ 3 |
≤ 3 |
≤ 3 |
|
3.Pvc Polyvinyl Chloride Resin Application
SG-1 is used in producing high-grade electrical insulating material
SG-2 is used in producing electrical insulating material, common soft products and film
SG-3 is used in producing electrical insulating materials, agricultural film, daily-use plastic products,
SG-4 is used in producing membranelle for industrial and civil use, tube and pipes
SG-5 is used in producing transparent products section bar, hard tube and decorative materials
SG-6 is used in producing clear foil, hard board and welding rod
SG-7, SG-8 is used in producing clear foil, hard injection molding.
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