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19/06/2009
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19/06/2009
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Offer Description - silicon ingot
Place of Origin: Yunnan China (Mainland) Place of Origin: Jiangsu, China
polycrystalline silicon ingot as the material for silicon wafer
polycrystalline silicon ingot as the material for silicon wafer which used for solar energy. Crystal Type P- typeDiameter size 150?0. 5 mm available in smaller quantities) Resistivity : 0. 5- 2??cm3- 6??cmOxygen ?1. 0*1018/ cm3Carbon ?5. 0*1018/ cm3Orientation +- 3 degreesNotch depth 1. 3 +- 0. 2 mm
