Features Specifications:Sell Kapton Film  Kapton Film Thickness: 0.015--0.175mm, Length: 1000mm, 100ton/year. Thermal class:H (180)  Polyimide film displays good resistance to solvents and their radio,water,freon,acid and other chemicals.It's widely used in electrical and machinery insulation,also can be used for film adhesives and composites base. Technical Requirement  NameUnitIndexappearanceTransparent and semitransparent gold film smooth surface, no pinhole,blister & electric impurity SpecificationThickness(tolerance)Mm0.02-0.03 (±0.003) 0.031-0.04 (±0.004) 0.041-0.16 (±0.005) WidthMm6-1000As leftAs leftLengthMm≥65≥50≥70Tensile strength Longitudinal Transverse MPa≥115 ≥135Elongation at break  Longitudinal Transverse %≥25 ≥20Breakdown strength  Normal -------- 200±5MV/m≥130 ≥100Surface resistivity  Normal -------- 200±5 MΩ≥1.0×106 Volume resistivityMΩ.m≥1.0×107  ≥1.0×104  Dielectric coefficient(50 Hz)≤0.01Dielectric loss angle tangent≤4