Silicon Metal 421

Silicon Metal price

Silicon Metal price The silicon metal price rose slightly compared with last week under the expectation of power cuts in Yunnan and the purchase of

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Silicon Metal 553

Silicon Metal grade

Silicon Metal grade The grades of silicon metal are usually based on the content of iron, aluminum, calcium three main impurities contained in the silicon

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Ferro Silicon

Ferro Silicon Standard

Ferro Silicon Standard Ferro Silicon Standard No: GB/T 2272-2009Title in English: Ferro SiliconIssuance Date: 2009-7-8Execute Date: 2010-4-1FirstIssuance Date: 1980-12-31Plan No: 20063497-T-605Replaced Standard: GB/T 2272-1987AdoptedInternational Standard

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