Polyester film/ polyaramid fiber paper flexible composite material
Polyester film/ polyaramid fiber paper flexible composite material Characteristics and application: Temperature classification is F. Good cutting and overload resistance as well as compatibility with common varnish. Used as the slot insulation between phases for motors and apparatus. 6640(NMN) Technical Characteristics No Item Unit Normal Value 1 Nominal thickness mm 0.15 0.18 0.20 0.23 0.25 0.30 0.35 2 Thickness tolerance mm ±0.02 ±0.03 ±0.04 3 Weight g/㎡ 180±25 210±30 240±30 260±35 300±40 350±50 430±50 4 Tensile strength lengthwise Normal N/10mm ≥150 ≥160 ≥180 ≥200 ≥220 ≥270 ≥320 bended ≥80 ≥110 ≥130 ≥150 ≥180 ≥200 ≥250 crosswise Normal ≥90 ≥110 ≥130 ≥150 ≥180 ≥200 ≥250 bended ≥70 ≥90 ≥110 ≥130 ≥150 ≥170 ≥200 5 lengthwise % ≥10 ≥12 crosswise ≥15 ≥18 6 Breakdown voltage Normal KV ≥7 ≥10 ≥11 ≥12 ≥13 ≥15 ≥20 After bending ≥6 ≥8 ...