Shanghai Topken Silica Fume Co.,Ltd. -

Shanghai Topken Silica Fume Co.,Ltd.

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silica fume
Specification: 88-90%
Detail: Silica fume is a byproduct of producing silicon metal or ferrosilicon alloys. Silicon metal and alloys are produced in electric furnaces. The raw materials are quartz, coal, and woodchips. The smoke that results from furnace o...


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