Widely Used Polyimide Pi Film with Excellent Properties
Application/Model
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.
Welcome to consult.
H Polyimide film is a common polyimide film condensed with 4- formic acid-2- anhydride of benzene, and 4.4-diamino-biphenyl-ether oxide. This product has excellent mechanical capability, favorable electric insulation at temperature from -269ºC to +260ºC. It can be used in compound insulation material, adhesive tape, electric wire and motor industry, etc.
Package&Storage: Packed in rolls and in carton; store at room temperature; avoid fire. The storage period is 12 months.
| Items | Units | Specification | |
| Thickness | μm | 49-51 | |
| Dielectric Strength | MV/m | ≥200 | |
| Tensile strength | TD | MPa | ≥170 |
| MD | ≥170 | ||
| Elongation | TD | % | ≥65 |
| MD | ≥65 | ||
| Young's Modulus | TD | MPa | ≥4200 |
| MD | ≥4200 | ||
| Surface Tension | Belt side | Dynes/cm | 70 |
| Air side | 70 | ||
| Shrinkage Rate | TD | % | ±0.20 |
| MD | ±0.20 | ||
| Water Absorption | % | ≤2.2 | |
| Wetting Tension | mN/m | 60 | |
Package

Applications
Coverlay film in FPC/PCB

FCCL membrane PI in LED lights PCB

High-temp cables wrapped PI PI in die cutting

PI in battery Black PI tape

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