1.product characteristics
The product has fine comprehensive physical properties such as good toughness at low temperature, higher tensile strength and fine compatibility with PVC. It can improve toughness of hard PVC products and impact property. It features fine weatherability, flame retardancy and electrical property.
2.main technical index
|
Sequence number
|
items
|
unit
|
index
|
test method
|
|
1
|
chlorine content
|
%
|
35±2
|
GB/T 7139
|
|
2
|
Apparent density
|
g/cm³
|
≥0.5
|
|
|
3
|
Heat of fusion
|
J/g
|
≤2.0
|
DSC法
|
|
4
|
Shore hardness（A）
|
|
≤65
|
GB/T 2411
|
|
5
|
Temperature of heat decomposition
|
℃
|
≥165
|
HG/T 2704
|
|
6
|
Tensile strength
|
MPa
|
≥8.0
|
GB/T 528
|
|
7
|
30 mesh sieve residue
|
%
|
≤2
|
GB/T 2916
|
|
8
|
volatile
|
%
|
≤0.3
|
GB/T 2914
|
3.use
This product is mainly used for making PVC profiles for doors and windows, plastic pipes and fittings such as feed water pipe, drain pipe and cool-bending thread groove pipe, and board materials such as PVC foam board, PVC extrusion board and laminated board etc.
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