Address:
Guangdong,China
Main Products:
E cigarette,Electronic cigarette,E-pipe,E-liquid,e-cigs
Specifications
multi solar wafer
156mm poly solar wafer
Model: P
multi solar wafer
156mm multi solar wafer
Type: | P |
Dopant: | Boron |
Resistivity: | 1-3(ohm.cm) |
Dimension: | 156 x 156±0.5 (mm) |
Thickness: | 200±20 (μm) |
Oxygen Content: | ≤8.0 x 1017 |
Carbon Content: | ≤1.0 x 1018 |
Minority Carrier Lifetime: | ≥2 (us) |
Microcrystal: | <10/cm2 |
Saw Depth: | <10 (μm) |
TTV: | <30(μm) |
Bow: | <50 (μm) |
Bevel Edge Angle: | 45°±2° |
Bevel Edge Length: | 1±0.5 (mm) |
Rectangular Angle | <0.3° |
Edge Defect: | No crack, no V-Shape Chip |
Surface Quality: | As cut, cleaned, no stain; No water mark, no contamination, no pits on the surface. |
Edge Chips: | Length<0.5mm, Depth<0.3mm, <2 per wafer. |