silicon scraps high resistivity, P type/ N type

RFQ Details

We are looking for the items which could be used as sub-materials in solar industry, details as follows (based on P type >0.5ohm-cm / N type >1ohm-cm, purchase by per KG) :

1. IC grade silicon ingot/ broken ingot
2. IC grade silicon top & tail
3. IC grade pot scrap with/without quartz, P type >0.5ohm-cm only
4. IC 12inch/ 8inch whole wafer
5. Solar grade mono/multi ingot/ brick
6. Solar grade mono wing
7. Silicon part/ ring
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We also need below items
a. Off-spec poly chunk
b. Carbon end


Besides, solar B grade cell, solar broken cell size <1/2 or >1/2 are our demands as well.