Washington Mills North Grafton

Electric arc furnaces produce fused mineral grains and powders at Washington Mills. The company manufactures abrasive grains, industrial minerals, and specialty materials for customer applications, with product options including silicon carbide, fused alumina, boron carbide, and other fused oxides. Its materials are used across diverse industries, and customers can select by industry or application. Manufacturing capabilities include processing silicon carbide into customized grains and powders to meet chemistry, density, shape, and sizing requirements. The company also provides laboratory services, new product development, spent aluminum oxide grain recycling, and standard sands. Laboratory work includes chemical composition, purity, and crystal structure analysis using methods such as X-ray diffraction and X-ray fluorescence. Washington Mills marked 150 years of abrasive grain production in 2018.