Toll processing utilizes the expertise of Union Process while saving the cost of a capital equipment investment. ANCI LLARY grinding media Union Process offers a full line of the highest quality grinding media available to meet most any grinding and dispersing requirements. Along with literature containing detailed specifications on the most common types of media, skilled Union Process technical service representatives offer consultation and assistance with the selection of media best matched to the equipment and the application to attain optimum end results. Services... 6 ProdUcT deveLoPmenT and ToLL Processing Working on a new product? Partnering with Union Process engineers and technicians on the front end can help you determine whether your material can be ground to the size that you need to meet your objectives. Union Process will also help a customer by looking at ways to optimize throughputs to maximize efficiency. After this initial testing phase, customers may purchase a mill or choose to have Union Process “toll mill” the material for them.Toll processing agreements may be for a short-term product development project or for long-term production.Toll processing saves customers the cost of capital equipment, personnel, space and other costs associated with on-site manufacturing.