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It is a kind of new heat-resistance organic polymer film. It is the best insulation film in the world at present.
Excellent properties:
mechanical and electrical properties;chemical stability;radiation-resistance;heat-resistance;low-temperature resistance.Application:
It is widely applicable to various fields, like aviation, navigation, spaceship, rocket missile, atomic energy and electrical and electric industry.
Technical Index:
No. | Test Item | Unit | Standard | ||||||
25μm | 30μm | 40μm | 50μm | 75μm | 100μm | ||||
1 | Density | g/cm3 | 1.400±0.020 | ||||||
2 | Tensile Strength | Vertical | MPa | ≥135 | |||||
Horizontal | ≥115 | ||||||||
3 | Elongation ratio | Vertical and Horizontal | % | ≥35 | |||||
4 | Shrinkage150°C400°C | % | ≤1.0≤3.0 | ||||||
5 | Frequency Electrical Intensity | Average Value | MV/m | ≥150 | ≥130 | ≥110 | |||
Individual Value | ≥100 | ≥80 | ≥70 | ||||||
6 | Surface Resistivity (200°C) | Ω | ≥1.0X1013 | ||||||
7 | Volume Resistivity (200°C) | Ω·M | ≥1.0X1010 | ||||||
8 | Relative Dielectric Constant 48-62Hz |
| 3.5±0.4 | ||||||
9 | Dielectric Loss Factor 48-62Hz |
| ≤4.0X10-3 | ||||||
10 | Long-term Heat-Resistance Temperature Index |
| ≤180 | ||||||
BOPI Biaxial Orient Polyimide Film (Tape)