Hammer mill configuration. The three basic types of hammer designs are: The stirrup or LFS hammer, the swing bar hammer and the rigid bar hammer. The stirrup hammer has the most surface area and is used at high speeds to produce the finest particle sizes. The swing bar hammer is used on materials that do not respond well to impact.
Hammer mill apple shredder for juicing. The hammermill can be used as a primary, secondary, or tertiary crusher. Small grain hammer mills can be operated on current. Large hammer mills used in automobile shredders may be driven by diesel or electric motors ranging from 2000 to over 5000 horsepower ( ).