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Pureflon PTFE Description
Pureflon® PTFE 4DH is virgin fine powder with High Reduction Ratio. They are produced by dispersion method and designed to produce PTFE tube, wire and cable etc. 4DH is recommended to be processed through Paste Extrusion method.
Product Features
☆High Reduction Ratio ☆ High tensile strength and good extensibility
☆High stress crack resistance and burst pressure ☆ Good chemical resistance
☆Recommended Reduction Ratio range: 2200:1.
Main Technical Properties
|
|
Unit |
4DH |
|
Tensile strength |
Mpa |
≥ 25.0 |
|
Elongation at break |
% |
≥ 300 |
|
Bulk density |
g/L |
380 - 580 |
|
Average particle size, D50 |
μm |
400 - 600 |
|
S.S.G. |
|
2.16 – 2.22 |
|
Water Content |
% |
≤ 0.03 |
|
Thermal instability index |
℃ |
≤ 50 |
|
Highest Reduction Ratio |
|
2200 : 1 |
|
Extrusion Pressure
(Reduction Ratio 1600:1) |
Mpa |
40 ~ 80 |
Application
Make thin wall tube, wire and cable etc, with Paste Extrusion process.
Key Words: PTFE fine powder, PTFE for tube, PTFE for wire and cable |
