Enerlite EVA Film Series is a Homogeneous Layer of EVA, Absolutely Low Thermal Shrinkage, Anti PID-function Prevents solar cell damage from current leakage in a PV module by improving the electrical insulation. All of products have been designed to excellent electrical Properties, Weatherability and high reliability
Properties | Unit | Test Method | Value |
Total Thickness | mm | ASTM D-6988-08 | 0.45-0.65 ±5% |
Width | Scale | Enerlite Method | Upto 1200mm |
Thermal Shinkage | % | On solar glass, 160⁰C, 5 minutes |
≤2 |
Shore Hardness | Shore A | ASTM D 2240 | 70 ± 5 |
Melting Point | ℃ | ISO 11357 | 70 ± 2 |
Degree of cross-linking (gel content) | % | Soxhlet Method Lamination(10min,@145℃) |
≥80 |
Adhesion to Gass(With Backsheet) | N/cm | ASTM D 903 | ≥80 |
Adhesion to Backsheet | N/cm | ASTM D 903 | ≥70 |
Ultimate Elongation | % | ASTM D 638 | ≥600 |
Tensile Strength | Mpa | ASTM D 638 | 12 ± 3 |
Optical Transmittance | % | ASTM E424 | ≥91 |
UV Cut-off | nm | ASTM E424 | 360 |
Dielectric strength | KV/mm | ASTM D 149 | ≥25 |
Refractive Index | - | ISO 489 | 1.48 |
Water Absorption | % | ISO 62-200805 | ≤0.1 |
Volume Resistivity | Ω*cm | ASTM D 257 | ≥1*10^15 |
Lamination Parameters | Single chamber | Double Chamber | |
Temperature | ℃ | 145-150 | 130 and 145 |
Vaccum Time | min | 3-4 | 3-4 |
Lamination Time | min | 7-9 | 7-9' |