High Grade Polyimide Film

Our organization have been actively engaged in trading a premium quality High Grade Polyimide Film in Shanghai, Shanghai, China.

TEST REPORT (POLYIMIDE FILM)
Material: Polyimide Film;
Thickness: 0.025mm; Width: 500mm;
CHINA STANDARD No.: JB2726-96

Item Units Limits Results
Surface --
Film surface level and bright and clean, no wrinkles, tears, pellets, bubbles, holes and any external impurities Pass
Thickness : mm 0.025 +/- 0.004 0.024 a 0.028
Density : g/cm 3 1.42 +/- 0.02 1.43
Tensile Strength : @20A C
TD MPa : a Y135 219
MD : a Y115 167
Elongation : 20A C
TD % : a Y35 60
MD : a Y35 74
Breakdown Strength at : 60 Hz (20A C)
kV/mm a Y120 156
Volume Resistance at : 200A 5A C
IC.mm a Y1A 10 10 2.8A 10 11
Surface Resistance at : 200A 5A C
IC a Y1A 10 13
3.0A 10 13
Relative Dielectric Constant
at 1 KHz
-- Max. 3.9 Pass
Dielectric Constant at 1 KHz -- Max. 0.0032 Pass
Heat Shrinkage : 250A C
% Max. 0.2 Pass