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Silicon Carbide was first prepared in the early 1800s and was in commercial production by 1892, as a powder for grinding and cutting, having a Mohs hardness of 9-10 (almost as hard as Diamond).
BrandsssTagssilicon carbide powder
Silicon Carbide Grit, Silicon Carbide Powder, 80-99.9%, Black Silicon Carbide, Green Silicon Carbide for refractories, abrasive wheels, metallurgy, steel-making.--Professional Silicon Carbide manufacturer.
BrandsssTagsSilicon Carbide Grit