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Help CenterWF25 Polyimide Film (Biaxial Tension)
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Product Description
Width: 520mm - 1040mm
Length: according to customer's requirement
Thickness: 0.025mm
Accept customization
Product Feature
Items |
Units |
Product model |
Test Conditions |
Standard |
|
WF25 | |||||
Thickness |
μm |
25-26 |
23℃ |
ASTM D374 |
|
Tensile Strength |
TD |
MPa |
≥170 |
23℃ |
ASTM D882 |
MD |
≥170 |
||||
Elongation |
TD |
% |
≥60 |
23℃ |
ASTM D882 |
MD |
≥60 |
||||
Young’s Modulus |
GPa |
≥3.1 |
23℃ |
ASTM D882 |
|
Dielectric Constant |
- |
3.5±0.4 |
1MHz 23℃ |
ASTM D150 |
|
Dielectric Dissipaion Factor |
- |
≤0.004 |
1MHz 23℃ |
ASTM D150 |
|
Volume Resistivity |
Ω•cm |
＞1012 |
500V 23℃ |
ASTM D257 |
|
Surface Resistivity |
Ω |
＞1014 |
500V 23℃ |
ASTM D257 |
|
Dielectric Strength |
v/μm |
≥240 |
23℃ |
ASTM D149 |
|
CTE |
Ppm/℃ |
30±5 30±5 |
100～200℃ 200～300℃ |
ASTM D696 |
|
Shrinkage Rate |
% |
≤0.08 |
200℃,2Hr |
ASTM D5213–04 |
|
Water Absorption |
% |
≤2.2 |
23℃，soak for 24Hr |
ASTM D570 |
|
Density |
g/cm³ |
1.44±0.2 |
23℃ |
ASTM D1505 |
|
Wetting Tension |
mN/m |
60 |
23℃ |
IEC674-2 |
|
Application
Our products apply to national defense industry aerospace industry, electric motor industry, FPC and TAB of electronic industry, Grade H, C insulating materials (pulling motor, submersible oil electric motor , nuclear power equipments, high-temperature-resistant materials, special electric appliances, fire-proofing bus duct, gas mask, loudspeaker voice skeleton), our products polyimide films as parent metal is the best choice of FPC, PST, flexible copper layer plate, LED and high-temperature insulated materials.
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