Prater Industries


Welcome to Prater Industries’ resource hub. Our products are long-lasting and high quality; over the years, we have produced helpful literature to help you keep your machinery working at optimal capacity.

Below you will find technical sheets for various machines, replacement part manuals, case studies, articles, and much more. If you can not find what you are looking for, please call or contact a local rep.

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Equipment Recommendation Tool

Not sure which machine would best serve your size reduction needs? Use our recommendation tool to find out. Read more.

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Airlock Calculator

Not sure which Airlock size you need? Use our recommendation tool to find out. Read more.

Particle Sizing Chart

Particle Size Comparison Chart

Mesh or micron? Convert between them and find out the correct measurement for your application with our handy particle sizing chart! Read more.

Literature Directory

Download technical datasheets, manuals, and case studies for some of our most popular machines, including fine grinders, hammer mills, and more. Read more.

Find a Salesperson

Prater is supported by a network of technical service representatives who ensure that our equipment is designed and manufactured to meet our customers’ needs. Read more.

STEP Files (Drawings)

From Airlocks to Rotary Sifters, download a zip file of all available STEP files. Read more.