Mylar Class E Polyethylene terephthalate Film is a high performance, longer lasting, and versatile PET (polyester) film. They are also suitable for applications in the electronics, industrial specialty, and cast & release markets as well.
PET Class E Specification |
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Item |
Unit |
Standard |
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Thickness |
um |
100 |
125 |
175 |
188 |
200 |
250 |
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Tolerance |
% |
±3 |
±3 |
±3 |
±4 |
±4 |
±4 |
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Tensile strength |
vertical |
Mpa |
≥170 |
≥160 |
≥160 |
≥150 |
≥150 |
≥150 |
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Horizontal |
Mpa |
≥170 |
≥160 |
≥160 |
≥150 |
≥150 |
≥150 |
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Thermal shrinkage |
vertical |
% |
≤1.5 |
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Horizontal |
% |
≤0.6 |
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Haze |
% |
≤2.0 |
≤2.6 |
≤3.5 |
≤4.0 |
≤4.6 |
≤6.0 |
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Wetting tension |
≥52 Dyn/cm |
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frequency electric strength |
V/um |
≥90 |
≥80 |
≥69 |
≥66 |
≥64 |
≥60 |
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Thermal class |
/ |
E |
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Volume resistivity |
Ωm |
≥1x1014 |
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Density |
g/cm³ |
1.4±0.010 |
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Relative dielectric constant |
2.9~3.4 |
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Dielectric loss factor |
≤3x10-3 |
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Mylar Class E Polyethylene terephthalate Film is suitable for applications in the electronics, industrial specialty, and cast & release markets as well.
Information needed for Mylar Class E Polyethylene terephthalate Film
It will be better if customer could send us detailed drawing including below information.
1. Insulation material type: insulation paper, wedge, (including DMD,DM, polyester film, PMP,PET, Red Vulcanized Fiber)
2. Insulation material dimension: width, thickness, tolerance.
3. Insulation material thermal class: Class F, Class E, Class B, Class H
4. Insulation material applications
5. Required quantity: normally its weight
6. Other technical requirement.