1.Features and application
White weather resistant PET film, good light shielding performance, good dimensional stability, electrical insulation, excellent Anti-UV property, very good hydrolysis resistance performance. Mainly used in the field of solar energy back (Fluorine-free).
2.Thickness & Specification
Standard thickness: 260μm. Thickness can be customized according to customer's specific requirement.
Specification
Property | Unit | Index | Test Method | ||
Thickness | μm | 260±2% | 310±2% | ||
Tensile strength ≥ | MD | Mpa | 140 | 140 | GB/T13542.2-2009 |
TD | 100 | 100 | |||
Elongation at break ≥ | MD | % | 100 | 100 | GB/T13542.2-2009 |
TD | 90 | 90 | |||
Heat shrinkage (150℃, 30min) ≤ | MD | % | 1.2 | GB/T13542.2-2009 | |
TD | 0.6 | ||||
WVTR ≤ | g/(m2.24h) | 2.0 | GB/T 21529-2008 | ||
Electrical strength ≥ | V/μm | 70 | GB/T 1408.1-2008 | ||
PCT Accelerated aging test ≥ | % | 30 | 121℃, 100%RH, 2atm, 48H | ||
Anti ultraviolet test | / | 3 (200kwh/m2) | 3 (300kwh/m2) | IEC61215-2005 | |
Remark: Tensile properties, dimensional stability,wetting tension, electrical strength and light transmittance are type inspection, other index are delivery inspection. |
3.Storage conditions
Stored in a clean, dry, ventilated place, keep away from fire and heating, avoid direct sunlight.