POLYIMIDE is a high temperature withstanding film, with excellent physical, chemical and electrical properties, atomic radiation resistant, solvent resistant, low & high temperature resistant, It performs successfully in the wide range of temperature as low as -452°F(-269°c) and as high as +752°F(+400°c). Because of its unique excellent properties, it is the most ideal choice in many applications.
Polyimide Film
Features:
Temp resistance from -452° F to over 752° F (-269°C to over 400°C)
Easy coating property
Excellent balance of electrical, chemical and physical property.
Flame retardant
Radiation retardant
Application:
Wire & cable Insulation, slot liner insulation, interlayer insulation in
Motor, transformer etc.
Polyimide Adhesive tape or polyimide laminates.
Coverlay or stiffener in F-(PCB).
Polyimide Label
Polyimide tubing.
| Properties | Unit | Values | ||||||||||||
| um | 12.5 | 20 | 25 | 30 | 35 | 40 | 50 | 75 | 100 | 125 | 150 | 175 | ||
| Density | g/cmo | 1.42 + 0.02 | ||||||||||||
| Tensile Strength | MD | MPa | 180 | 270 | 225 | 200 | 190 | 190 | 165 | 150 | 145 | 130 | 125 | 115 |
| TD | 140 | 160 | 150 | 130 | 130 | 130 | 140 | 135 | 120 | 110 | 105 | 95 | ||
| Elongation > | % | 35 | 45 | 50 | 55 | 60 | 65 | 65 | 65 | 65 | 65 | |||
| Breakdown Strength(48-62HZ) | Average Individual | MV/m | 210 | 250 | 270 | 250 | 250 | 250 | 220 | 150 | 120 | 115 | 110 | 105 |
| 180 | 210 | 220 | 220 | 220 | 220 | 180 | 100 | 100 | 90 | 85 | 80 | |||
| *Surface resistance 200oC(392F) | 1.0x10 | |||||||||||||
| *Volume Resistance 200oC(392F) | 1.0x10 | |||||||||||||
| Dielectric Constant 48~62HZ | - | 3.5+0.4 | ||||||||||||
| *Loss tangent 48~62HZ | - | 4.0+10 | ||||||||||||