This item adopt plastic or recycling plastic (PE/PP) and fibre filling (wood flour and other fibre: rice chaff, straw staff, nut parting etc.) as main material (more than 95%), the product of which is ------“wood plastic composite”, hereinafter called “WPC”.
① WPC substitute natural wood, that protects forest resources.
② WPC uses plant fibre, that reduces environmental pollution.
③ WPC eliminate white pollution, that improves the nature environment.
Material Parameter:
|
Item |
Unit |
Testing Standard |
Min |
Max |
|
Elongation at break |
% |
GB/T1040 |
3.0 |
3.8 |
|
Proportion |
g/m3 |
GB/1033 |
1.1 |
1.18 |
|
Linear expansivity |
Mm/mm/C |
GB/1036 |
3.5*10-5 |
|
|
Hygroscopicity |
% |
|
|
0.1 |
|
Surface resistivity |
|
GB1410-89 |
8*1013 |
|
|
UV aging rate |
|
|
50 |
65 |
|
Elastic section modulus |
micron/year |
GB9341-88 |
2.5 |
3.1 |
|
Bending strength |
Gpa |
GB9341-88 |
40 |
48.8 |
|
Modulus of compression |
Mpa |
GB/T1041 |
1.0 |
1.2 |
|
Compressive strength |
Mpa |
GB/T1041 |
25.0 |
30.0 |
|
Nonrate gap |
IZOC |
impact strength J/m GB/T1843 |
155.0 |
169 |
|
Screw pullout force ( | ||||
Process Flows
Plant fibre (processed) + plastic + accessory ingredient + high speed mixer + pelletizing line + extrusion line + cooling unit + hauling machine + cutter + finished product
1. High-speed Mixing Machine2.Pellelzing Extruder 3.Pellelizing Die
Main Technical Parameter Extruder Conical Twin Screw Extruder Model SJZ65/132 SJZ80/156 SJZ92/188 Motor Power 37KW 55KW 110KW Output Height Note: The specifications are sublect to changes without prior notice.
SJZ Series Conical Twin-screw Pelletizing Production Line
This line consists of Conical Twin-screw Extruder and relevant auxiliary machines, which is mainly used for producing PP, PE, PVC powder mixing with wood flower and filling material granules, the finished granules are evengranular, dense, and have good appearances. Auxiliary machines adopt die surface to granule, air for supplying material, shaking and separating for cooling. So this line is high automatic and higher efficient.
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