Polyimide is one of the best comprehensive properties of organic polymer materials, possessing durable high temperature, good insulation characteristics.
1.Appearance: film surface is smooth, clean without any crease, bubble and impurity
2.Width and Length: film is offered on roll or coil, Width 10-1050mm
3.Thickness:0.025mm,0.03mm,0.05mm,0.075mm,0.10mm,0.125mm,0.15mm,0.175mm,0.20mm,0.225mm,0.25mm
Acceptance tolerance:
|
Standard Depth(mm) |
Tolerance(mm) |
|
0.025 |
±0.003 |
|
0.03 |
±0.003 |
|
0.05 |
±0.003 |
|
0.075 |
±0.005 |
|
0.1 |
±0.005 |
|
0.125 |
±0.008 |
|
0.15 |
±0.008 |
|
0.175 |
±0.01 |
|
0.20 |
±0.012 |
|
0.225 |
±0.015 |
4.Film Performance
|
Item Name |
Unit |
Standard |
|
|
Tensile Strength |
Portrait |
MPa |
≥135 |
|
Cross direction |
≥115 |
||
|
Elongation at Break |
Portrait |
% |
≥40 |
|
Cross direction |
≥40 |
||
|
Line-Frequency Electric Intension |
Average |
Mv/m |
≥140 |
|
Specific |
≥100 |
||
|
Contraction rate |
% |
≤1.0 |
|