polyimide film

1,Basic Information: Thickness:0.025-0.25mm Width:Every rool tape's length is not less than 300m,not more than 4 sections.The shortest length is not less than 10m. Breadth:allowable warp is -0.006m +0.006m or according to client's demand. Appearance:tape is dry and smooth.No air bubble and bug. 2,Composition and application: 6251 Polyimide film F46 adhensive tape is seperated from polyimide film that is painted by F46 gum on the side or both sides.This tspe is used in level H insulative material and it is melt to become finished product at 350 degree to 380 degree in 30 second. 3,Package and other terms: Film should roll around pipe whose inner diameter is 40mm or 50mm. Then it is sealed up and placed in wooden or paper box whose inner is preventing aquosity.Every package has eliqibility certification. 4,Main Technical Date: Num nameUnitIndex value1DensityKg/m²254050751001251501752002252501.400*103 ±0.022Tensile strengthPortrait landscapeMPa≥135≥115≥110≥953Elongationat breakTwo direction%≥354Shrinkage both direction150°C400°C%≤1.0≤3.05Power frequencyelecstrengthAverageMv/m≥150≥130≥110Eath≥100≥80≥706Surface 200°CresistivityΩ≥1.0*10137Volume 200°C resistanceΩ.m≥1.0*10308Relative 48 62Permittivity-3.5±0.49Loss 48 62tangent-≤4.0*10-310Heat-resistant temperature index-≥180