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Silicon Wafer for Solar Cell
Salor Grade Si Wafer 125 x125 x 0.2 mm , <100> ( as lapped ) 10pcs/Pack
- Solar Grade Mono-Crystalline Silicon Wafer Specification
- Wafer Area
- 125 mm x 125 mm
- Crystalline
- Mono-crystalline
- Donor type / Dopant
- P / Boron
- Dislocation density (Etching Pit)
- ≤5000 pcs/cm2
- Oxygen concentration
- ≤1.0 × 1018 atoms/cm3
- Carbon concentration
- ≤5 × 1016 atoms/cm3
- Resistivity
- 0.5-6.0 ohm.cm or 0.5~3.0 ohm.cm & 3.0~6.0ohm.cm
- Surface quality
- •As cut,
•cleaned
- Edge chips
- •≤2 per wafer,
•Depth≤1.0mm,
•Length≤1.0mm;
•No edge cracks
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