Bureau Veritas Certification PVC Resin
Suspension Method Polyvinyl Chloride Resin
Our company has SG3-SG8 type polyvinyl chloride products,and polyvinyl chloride resin is widely used in processing and production of polyvinyl chloride boardy products,soft products,paint and adhesive agents.
A: Division according to application:
1.Building materials:such as tubing,panel and section bars.
2.Paking materials.
3.Electronic materials:such as electric wires,cables,adhesive tapes and bolts.
4.Furniture and decorating materials and so on.
5.Others:such as automotive materials and medical appliances.
B: Package,transported and storage:
Package:packed with woven bag with a net weight of 25Kgs(±0.20Kg).
Transportation:transported with motor vehicle,train or ship.
Storage:stored in a normal temperature and dry warehouse.
C: Quality standard
The product meets GB/T 5761-2006 standard with its physical and chemical properties meeting requirement in table below:
1.The user can choose any one from vifscosity number, K value ,index of average polymerizapion degree.
2.The user can confer with the manufacture if they have other index ,requirement ,on thermal stability.
Type: |
SG1 |
SG2 |
SG3 |
SG4 |
SG5 |
SG6 |
SG7 |
SG8 |
Viscosity, ml/g |
156-144 ml/g |
143-136 ml/g |
135-127 ml/g |
126-119 ml/g |
118-107 ml/g |
106-96 ml/g |
95-87 ml/g |
86-73 ml/g |
K-Value |
77-75 |
74-73 |
72-71 |
70-69 |
68-66 |
65-63 |
62-60 |
59-55 |
Number of impurity particle |
≤ 30 |
≤30 |
≤30 |
≤30 |
≤30 |
≤30 |
≤40 |
≤40 |
Volatiles content %, ≤ |
≤0.40 |
≤0.40 |
≤0.40 |
≤0.40 |
≤0.40 |
≤0.40 |
≤0.40 |
≤0.40 |
Apparent density |
≥ 0.42 g/ml |
≥ 0.42g/ml |
≥ 0.42g/ml |
≥ 0.42 g/ml |
≥ 0.42 g/ml |
≥ 0.45g/ml |
≥ 0.45g/ml |
≥ 0.45g/ml |
Number of grain/400cm 2 |
≤40 |
≤40 |
≤40 |
≤40 |
≤40 |
≤40 |
≤40 |
≤40 |
Plasticizer absorbency value of 100g resin |
25 |
25 |
25 |
22 |
19 |
16 |
14 |
14 |
Whiteness |
≥74% |
≥74% |
≥74% |
≥74% |
≥74% |
≥74% |
≥70% |
≥70% |
Residual chlore thylene content |
≤5 mg/kg |
≤5 mg/kg |
≤5 mg/kg |
≤5 mg/kg |
≤5 mg/kg |
≤5 mg/kg |
≤5 mg/kg |
≤5 mg/kg |
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