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HI802 HJT Integrated Encapsulation Film
- HI802 is an integrated encapsulation film designed for heterojunction (HJT) module packaging.
- It helps position and shape ribbons during lamination, improving encapsulation stability.
- With >90% transmittance at 380–1100 nm, glass peel strength above 80 N/cm, and volume resistivity over 1×10¹⁵ Ω·cm, HI802 delivers high light transmission, strong adhesion, and reliable insulation.
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Product Specifications |
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Specifications |
Normal Specifications | Customized Specifications |
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Thickness |
0.45mm – 0.6mm | 0.2 – 0.8mm |
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Width |
970 – 1297mm | 300 – 1300mm |
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Length |
300m | 150 – 450m |
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Technical Properties |
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Item |
Test Standard | HI802 | |
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Using Instruction |
High Transmittance | ||
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Shrinkage Ratio |
MD | GB/T29848 | <3.0 % |
| TD | GB/T29848 | <1.5% | |
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Light Transmittance |
280 – 380nm | Betterial | >80% |
| 380 – 1100nm | GB/T29848 | >90% | |
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Peel Strength |
Glass | GB/T29848 | >80N/cm |
| Solar Cell | Betterial | >40N/cm | |
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Crosslinking Degree |
GB/T29848 | >75% | |
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Volume Resistivity |
GB/T29848 | >1*10^15 Ω·cm | |
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Damp Heat Test |
Yellowness Index (YI) (PCT 48h 121℃ 100RH ) | GB/T 29848-2018 | <3.0ΔYI |
| Solar Cell (PCT 48h 121℃ 100RH ) | Betterial | >30N/cm | |
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UV Test(UV 30kW/h 60℃) |
GB/T 29848-2018 | <3.0ΔYI | |
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Laminating Process |
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Laminated Parameters |
Temperature(℃) | Vacuum Time(S) | Lamination Time(S) | |
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Single Chamber Laminator |
142 – 148 | 300 – 360 | 900±180 | |
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Double Chamber Laminator |
Cavity 1 | 120±10 | 300±60 | 300±60 |
| Cavity 2 | 148±10 | 60±30 | 540±60 | |


