Used in the production of electrical insulating materials, cable sheaths, soft profiles, various films, all-plastic sandals and slippers, auto parts, electrical appliances, etc.
HS code:
3904210000
K value:
72-71
Degree of polymerization:
1300
Use level:
Premium product
Product specification:
PVC-SG3
PVC used to be the world's largest production of general-purpose plastics, and it has a wide range of applications. It is widely used in building materials, industrial products, daily necessities, floor leather, floor tiles, artificial leather, pipes, wires and cables, packaging films, bottles, foaming materials, sealing materials, fibers, etc.
Packaging and transportation:
This product is packaged in an outer composite kraft paper woven bag. It is strictly forbidden to use iron hooks and other tax-profit tools in the process of transportation, loading and unloading, so as not to damage the packaging bag. The net weight of each bag is 25Kg. When transporting, clean and coverable transportation tools should be used to prevent rain. During storage, it should be stored in a dry, well-ventilated warehouse.
Serial number | Indicator name\level | Premium product | First grade | Qualified product | ||
1 | Viscosity ml/g | 135-127 | ||||
2 | Number of impurity particles, number ≤ | 20 | 40 | 100 | ||
3 | Volatile matter (including water) content%≤ | 0.40 | 0.40 | 0.50 | ||
4 | Apparent density g/ml≥ | 0.45 | 0.42 | 0.40 | ||
5 | Sieve residue% | Screening rate% | 0.25mm mesh ≤ | 2.0 | 2.0 | 8.0 |
6 | 0.063mm mesh ≥ | 90 | 90 | 80 | ||
7 | Number of "fish eyes", each/400cm²≤ | 20 | 40 | - | ||
8 | Plasticizer absorption of 100g resin g | 26 | 25 | - | ||
9 | Whiteness (160℃, 100min), %≥ | 74 | - | - | ||
10 | Electrical conductivity of water extract s/m＜ | 5×10-3 - | ||||
11 | Residual vinyl chloride content μg/g＜ | 8 | 10 | - | ||
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