6020/6021 Polyester film is biaxially oriented polyethelene terephthalate (PET) film.
6020 is a transparent film. 6021 is a milky white film.
Characters
It is Class E insulating material.This product has good dielectrical and high mechanical properties.
Application
It is suitable for electrical insulation, such as slot insulation, Interphase insulation and liner insulation in electric motor, wrapping insulation for coils and cables, as well as producing insulating flexible composite material.
Specification
Nominal thickness(mm):0.025, 0.050, 0.075, 0.10, 0.125 , 0.188, 0.250, 0.300, 0.350
Nominal width(mm):1000
Properties | Units | Values |
Tensile strength(MD and TD) | 25μm~100μm >100μm~190μm >190μm | mpa | ≥150 ≥140 ≥110 |
Elongation at break (MD and TD) | 25μm~50μm >50μm~350μm | % | ≥60 ≥80 |
Shrinkage (MD and TD) | 25~190μm >190μm | % | ≤3.0 ≤2.0 |
Volume resistivity | Ω·M | ≥1.0×1014 |
Relative dielectric
constant (50Hz) | | 2.9~3.4 |
Dielectric dissipation factor (50Hz) | | ≤5.0×10-3 |
Density | kg/m3 | 6020 | 6021 |
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| 1400+10-20 |
Melting point | ℃ | ≥256 |
Surface resistivity | Ω | ≥1.0×1013 |
Electrolytic corrosion | Ocular estimate | Class | A1 |
Metallic conductivity tensile Strength method | % | ≤2 |
Dimensional stability in high temp. | With tension | ℃ | ≥200 |
With pressure | ≥200 |
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