A black PET film with good shading performance and uniform color. CY28 is available in standard thicknesses from 50μm to 300μm and is mainly used for adhesive tape, drum surfaces, and spacers for electronic material products.
Product Model:
CY28



| Properties | Unit | Standard | Typical Value |
| Thickness | μm | GB/T 13542.2-2009 | 50 / 75 / 100 / 125 / 150 / 175 / 188 / 250 / 300 |
| Thickness Tolerance | % | GB/T 13542.2-2009 | ±2 |
| Tensile Strength - MD | MPa | GB/T 13542.2-2009 | ≥170 / ≥170 / ≥160 / ≥160 / ≥155 / ≥155 / ≥155 / ≥140 / ≥140 |
| Tensile Strength - TD | MPa | GB/T 13542.2-2009 | ≥180 / ≥180 / ≥170 / ≥170 / ≥170 / ≥160 / ≥160 / ≥160 / ≥130 |
| Elongation at Break - MD | % | GB/T 13542.2-2009 | ≥100 / ≥100 / ≥100 / ≥100 / ≥110 / ≥110 / ≥120 / ≥130 / ≥120 |
| Elongation at Break - TD | % | GB/T 13542.2-2009 | ≥80 / ≥85 / ≥85 / ≥85 / ≥85 / ≥85 / ≥85 / ≥85 / ≥100 |
| Heat Shrinkage @150°C, 30min - MD | % | GB/T 13542.2-2009 | ≤1.2 |
| Heat Shrinkage @150°C, 30min - TD | % | GB/T 13542.2-2009 | ≤0.6 |
| Light Transmittance | % | ASTM D1003 | ~0 |
| Electrical Strength | V/μm | GB/T 1408.1-2006 | ≥140 / ≥115 / ≥100 / ≥90 / ≥85 / ≥80 / ≥76 / ≥65 / ≥55 |
Remark: MD refers to machine direction and TD refers to transverse direction. All items concerning this black PET film are delivery inspection items. Values for non-recommended nominal thicknesses are rigorously obtained by interpolation.

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