156mm multi solar wafer

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 10
17
Carbon Content:
≤1.0 x 10
18
Minority Carrier Lifetime:
≥2 (us)
Microcrystal:
<10/cm
2
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.