Washington Mills Electro Minerals Company Request Information | Home About Us Products Industries Services Documents Contact Us About Washington Mills is one of the world’s largest producers of abrasives and fused mineral products, offering an exceptionally wide line of standard abrasive grain and specialty electro-fused minerals from its worldwide multi-plant locations. At Washington Mills, our business is providing our customers with the highest quality products and service at the best price – we pay attention to that business. We manufacture and distribute a wide range of produc