Company Overview

Washington Mills is a world leader in the manufacture and distribution of abrasive materials and fused mineral products. As the largest producer in North America with sales and manufacturing facilities around the world, our capabilities are unrivaled in the industry. We offer a rich array of abrasive grains and specialty electro-fused minerals. From macro grits to micro grits, to custom specialty fusions, our fused materials are used around the world in hundreds of different industries and applications.

An Industry Leader

Washington Mills is leading the way as:

• A technologically advanced microgrit and sub-micron powder producer with a state-of-the-art European microgit production facility.
• One of the world’s largest manufacturers of silicon carbide, operating the only environmentally friendly silicon carbide plant in North America.
• A trusted partner in helping companies develop their new materials through our specialty product development and fusion services
• The largest producer of fused materials in North America

Unrivaled Experience

Established in 1868, Washington Mills was North America’s first producer of abrasive grain. From its early beginnings as a single product manufacturer of emery, Washington Mills has evolved into a company that offers a highly diversified array of products ranging from standard abrasive grains to specialty fused materials available in a multitude of grit sizes and special coatings. The company’s commitment to the industry and dedication to growth and innovation has made Washington Mills one of the largest and most respected abrasive grain and fused mineral producers in the world today.

Consistent Quality

“Washington Mills’ commitment is to ensure that all processes consistently supply products and services of the highest quality which meet or exceed our customer’s expectations.”

With over 130 years experience in the industry, Washington Mills has established its quality credentials by consistently delivering on its quality policy. Owning our own fusion plants gives us total process control from start to finish and ensures strict quality control of our crude production. From the acquisition of raw materials to the shipping of finished product, we test for quality at each stage of the production process. Our meticulous quality procedures include analysis, audits, certifications and spot checks for every product throughout the entire production process.

Reliability

Washington Mills has earned a reputation for reliable and steady performance. With four separate fusion plants and seven separate crushing and grading plants around the world, we have unparalleled capabilities and capacity to respond rapidly to your raw material needs – globally. Our skilled material engineers and ceramic specialists, superb analytical laboratory, unique pilot scale R&D facility and long history of fusion excellence ensure that we can meet your product needs.

Diverse Product Line

Washington Mills produces an exceptionally diverse line of abrasive grains and fused materials and is the only producer of brown fused alumina, boron carbide and silicon carbide in North America. From standard grains and powders to advanced specialty electro-fused minerals, our extensive product line includes: fused aluminas, fused mullite, emery, zirconia mullite, magnesia chrome, alumina bubbles, fused silica, spinel, chrome alumina, ferro silicon and custom fused materials. Our products are available in a wide range of grit sizes and are precision engineered to meet your application challenges. We have the sizes, shapes, chemical compositions and physical properties that you’re looking for.

For more information on our products please click here.

Research & Development

Washington Mills is the only raw material manufacturer to offer new product development assistance services, complete with integrated resources for research, engineering and manufacturing. We operate a unique pilot fusion plant and a superb analytical laboratory staffed by scientists and engineers with the resources to create new or improved products to suit your specific needs. We’ve invested in equipment specially designed for small-scale product development work so that you may test and produce your next product with no costly capital investment. Our state-of-the-art lab and pilot-scale furnace equipment can produce a broad range of trial fusions for you ranging from five pounds to three hundred tons – with precise, predictable qualities, and extensive knowledge of the issues to be considered when “scaling up” from lab to production. Our New Product Development engineers have created an impressive range of new, exotic fused minerals ranging from Zirconia-Yttria to Praseodymium Oxide. Clients such as NASA have used Washington Mills’ New Product Development Services to test new fused mineral formulations and to improve the performance of existing materials.

For more information on our New Product Development Services, please click here.