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solar cell back side aluminum paste
| Model No. : | SP788X |
|---|---|
| Brand Name : | LEED |
Product description
LEED SP 7887 is an environmental eletronic aluminium paste developed to provide back contact metalization for solar cell, to mach with the TEC of silicon substrate well, it has the features of good print resolution, fine and smooth surface,high adhesion,low bow ,energy conversion efficiency. Data Sheet
Model | SP7887 |
Solids Content | 70~85% |
Viscosity(Pa·S)(Brookfield HBT,25 ,10rpm) | 40~70 |
Fineness | <20μm |
Screen(BOPP stainless steel) | 250~280 mesh |
Drying | infrared stove,250~300°C/3min rotary dry furnace,220°C/8~10min |
Firing | 760~900°C/1~20seconds |
Dried Thickness | 35±3μm |
Fired Thickness | 25±3μm |
Resistivity (fired thickness) | ≤30mΩ/£ |
Cell Winding(125single crystal silion,180μm) | ≤0.8mm |
Adhesion(single side EVA adhesive tape) | excellent |
Photoelectricity Conversion Efficiency | Monocrystal silicon, average conversion efficiency≥17.7 Polysilicon, average conversion efficiency ≥16.5 |
Thinner | LEED XS-08 |
Main feature | energy conversion efficiency |
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