Silicon Ingots solar grade:

Mono crystalline

Diameter: up to 165mm
Diameter Tolerance. +/-0.5mm
Form: round or pseudo square
Dimensional Tolerance for p.s. +/- 0.5mm or according to request

Type: p-type, Boron doped
Resistivity: on request
Orientation: <100> +/-3°
Life Time > 12 microsec
Crystal quality: dislocation free
C-content < 5x10E16 atoms/cm3
O-content < 1x10E18 atoms/cm3