POLY CHUNK

Silicon Chunk 30mm – 60mm

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PURITY: (as measured in bulk polysilicon)

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Boron ≤ 0.20 ppba.

Donors ≤ 0.900 ppba.

Carbon ≤ 1.00 ppma.

Total Bulk metals ≤ 30.00 ppba

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SIZE:  Polysilicon will range in size from fines, chips and chunk up to 150 mm in any dimension.  The majority of the material will be >30 mm

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APPEARANCE: The vast majority of the material will have a smooth surface although the area that was the outside of the Siemens rod will have a rougher texture

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PACKAGING:  Material is packaged in a polyethylene bag within an FIBC with an average weight of 1,000kg +-5%

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Quantity: 7,000 kg.

Price: $22 / kg.

To place an order, click here for the order form