Union Process manufactures a broad line of particle size reduction equipment such as wet and dry grinding Attritors and small media mills, in laboratory and production sizes. We are the original inventors of the Attritor mill and have been in business for over 65 years.

We also offer a wide assortment of grinding media and provide toll milling and refurbishing services. Union Process is also the leading manufacturer of Rubber Inks for balloons, swim caps and other rubber products.