Polyester film shows good dielectric properties, heat stability and high mechanical strength as well as size stability, air tightness.
It is suitable for insulation in medium and small size cable wrapping insulation. And applied as insulation materials, film composites in domestic electrical appliances as well as other insulating materials for electric purpose.
Tensile strength ( MD and TD)
Break elongation( MD and TD)
Shringkage(MD and TD)
Relative dielectric constant (50HZ)
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