Buy Silicon ingot

RFQ Details

We would like to buy Solar grade Silicon ingot at least 10,000kg per month in a regular basis.

Specification:
Growing Method: CZ
Orientation: <100> +/- 2
Type/Dopant:P/Boron
Diameter:>152+/-0.3mm
Surface Grinding: Yes
Resistivity:0.5-2 or 2-6 or 3-6 ohm-cm
EPD:<2000pcs/xxxxx
[OI]:<1.0xE18at/cm3
[Cs]:<5.0xE16at/cm3
Lifetime:>10us
Crystal Length:100-300mm
Crystallographic Perfection: Free from grain boundary, twin boundary, swirl, sip line, lineage
Appearance:Free from fractures and cracks, chip size:<1.0x1.0x1.0mm

Note: 1. Solar grade
2. Provide two test slugd thickness 1.9-2.0mm from the seed and tail of each ingot.
3. Mark ingot number and S or T (seed or Tail) on every slug clarity.