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Description:
[China ]
Our polyimide film is widely used for electrical and electronic appliances with properties of heat resistant(-60c_250c), chemical resistant(almost no organic or inorganic solvents except caustic alkali), dielectric, flame retardant, physical, mechanical and compounded with many materials performances. Size: Thichness0.025-0.125mm, Width16-1040mm Characteristics: 1)physical and chemical performance: A. Thickness tolerance: Less than 10%, B. Density:1.40-1.44g/cm3, C. Tensile strength: Lengthwise more than135mpa, crosswise more than 115mpa D. Elongation(lengthwise/crosswise): More than 40% 2)dielectric performance: A. Dielectric strength: More than 150kv/mm, B. Dielectric coefficient: Less than 4, C. Tangent of dielectric loss angle: Less than 0.004, D. Volume resistance: More than ten billion(at 200centigrade), surface resistance: More than ten trillion(at 200centigrade).
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