You are here HOME LOCATIONS Washington Mills Locations North Grafton, Massachusetts, USA Niagara Falls, New York, USA Tonawanda, New York, USA Hennepin, Illinois, USA Sun Prairie, Wisconsin, USA Niagara Falls, Ontario, Canada Manchester, England, United Kingdom Orkanger, Norway North Grafton, Massachusetts Established in 1868, Washington Mills holds the distinction of being the oldest abrasive grain company in continuous operation in the United States and perhaps the world. Located in central Massachusetts, Washington Mills produces abrasive grain to exacting specifications for a wide variety of end markets. Address: 20 North Main Street, North Grafton, MA 01536 U.S.A. Niagara Falls, New York Washington Mills’ fused minerals come to life at our Niagara Falls, NY location. The Niagara Falls location produces crude ore through the furnacing process as well as final grains and powders for a wide variety of customers and applications. It is home to some of the only fused mineral products furnaced in North America today. Niagara Falls has a large Laboratory Services Group that offers complete laboratory and material testing services to customers. Our Research and Development Group offers pilot scale custom fusions and milling to develop custom products for our customers. Address: 1801 Buffalo Ave., Niagara Falls, NY 14302 Tonawanda, New York The Tonawanda manufacturing plant produces abrasive grain to exacting specifications for a wide variety of end markets. Address: 1000 East Niagara Street, Tonawanda, NY 14150 Hennepin, Illinois Washington Mills Hennepin is a leader in the manufacture of crystalline and metallurgical grade silicon carbide for use in abrasive, ceramic, refractory, industrial and metallurgical iron and steel industries. The Hennepin plant is the only alpha silicon carbide crude manufacturing plant in North America. The company's investment in a sulfur gas removal process makes it among one of the most sophisticated and environmentally clean silicon carbide operations in the world. Address: 13230 Prairie Industrial Parkway, Hennepin, IL 61327 Website: Washington Mills Ceramics Sun Prairie, Wisconsin Washington Mills Ceramics Corporation located in Sun Prairie, WI is the largest manufacturer of ceramic media in North America offering DURAMEDIA®, our signature line of pre-formed ceramic tumbling and mass finishing media. Our ceramic, plastic, steel and specialty abrasive products are specifically designed for high performance mass finishing and abrasive tumbling. Washington Mills Ceramics is, “The Best Start to a Great Finish.” Address: 165 King Street, Sun Prairie, WI 53590 Niagara Falls, Canada Washington Mills’ fused minerals come to life at our Niagara Falls, Ontario location. The Niagara Falls Ontario location produces fused mineral crude ore through the furnacing process as well as grains and powders for a wide variety of customers and applications. The plant furnaces only some of the only fused products in North America today. Address: 7780 Stanley Avenue, Niagara Falls, Ontario L2E 6V9 Canada Manchester, United Kingdom Washington Mills, located in Trafford Park, Manchester, has been processing and supplying a diverse range of fused minerals to a multitude of industries in the European market place for over 100 years. Address: Mosley Road, Trafford Park, Manchester M17 1NR England Orkanger, Norway Established in 1962, Washington Mills AS, located in Orkanger, Norway is a leader the manufacture of silicon carbide for the most demanding applications. Address: Sjøbuveien 6, 7300 Orkanger, Norway Contact Our Team Today Our team of product specialists are waiting to assist with material selection. Reach out today for more information about products or services. SPEAK TO AN EXPERT BROWSE PRODUCTS Quick Links SAFETY DATA SHEETS (SDS) TECHNICAL DATA SHEETS (TDS) WHY WASHINGTON MILLS CAREERS CONTACT US PARTICLE SIZE CONVERSION CHARTS RESOURCES Linkedin Youtube © WASHINGTON MILLS 2021 ALL RIGHTS RESERVED FOOTER ACCESSIBILITY PLAN PRIVACY POLICY