Prater offers a wide range of equipment for particle size reduction, feeding and separation such as lump breakers, hammer mills, fine grinders, air classifying mills, rotary sifters, air classifiers, rotary airlock valve feeders, and more. All Prater equipment, parts and systems are designed and built to provide years of low-maintenance, reliable service. Prater also offers highly skilled and experienced technical services on-site for start-up, troubleshooting, and preventative maintenance.