Transparent black polyester film with high definition, low haze, good flatness, and temperature resistance, widely used in automotive and building window films.
Product Model:
CY20CM-H


| Properties | Unit | Standard | Typical Value |
| Thickness | μm | GB/T 13542.2-2021 | 23 / 39 |
| MD/TD | MPa | GB/T 13542.2-2021 | MD 161 / 167; TD 170 / 175 |
| MD/TD | % | GB/T 13542.2-2021 | MD 115 / 120; TD 87 / 100 |
| @150°C,30min MD/TD | % | GB/T 13542.2-2021 | MD 1.1 / 1.1; TD 0.1 / 0.1 |
| Wetting Tension | mN/m | GB/T 14216-2008 | 52 |
| Light Transmittance | % | GB/T 2410-2008 | According to customer requirements |
| Haze | % | TDS | 3.0 / 3.0 |
| Electrical Strength | V/μm | GB/T 1408.1-2016 | 177 / 172 |
| Dissipation Factor | - | GB/T 1409-2006 | 3×10-3 |
| Relative Permittivity | - | GB/T 1409-2006 | 2.9-3.4 |
| Volume Resistivity | Ω·m | GB/T 31838.2-2019 | 1.0×1014 |
Remark: The parameter table is organized from readable PDF TDS content. MD refers to machine direction and TD refers to transverse direction; inspection type and typical value notes follow the original TDS.

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