Power Industry

Williams is a leader in Coal Pulverizers for solid fuel combustion. Our Coal Pulverizers and Impact Dryer Mills are also an ideal choice for limestone prep systems for fluid bed combustors.

Power Industry Coal Pulverizers - Williams Patent Crusher


Williams Roller Mills pulverize or granulate and air classify chemicals, minerals, coal, limestone, phosphate rock, pigments, tobacco, clay, and barite. Roller mills are also capable of drying with the addition of a heater. Williams Direct Fired Mills pulverize coal and petroleum coke fuel for direct firing into boilers and kilns.

Roller Mill Pulverizer - Williams Patent Crusher

Impact Dryer Mills

Proven technology integrated into a complete system that simultaneously grinds and dries, accurately classifies, and conveys materials in one continuous, automated operation. Some of the many applications for Williams Impact Dryer Mills include: drying & grinding by-product gypsum from power plant scrubbers for wallboard manufacturers; drying & grinding filter cake (as well as other finely divided agglomerates) to a fine, dry powder; reduce clays and other minerals, such as pigments, to extreme fineness; grinding coal to proper fineness for burning in suspension or coal gasification.

Impact Dryer Mills - Williams Patent Crusher

Hammer Mills

Williams manufactures a large variety of Hammer Mills to handle virtually any size reduction job. Rugged machines provide the efficiencies and economies of midair, impact crushing, grinding or shredding of diverse materials such as: limestone, glass, diatomaceous earth, coal & lignite, clay, shale, sand, phosphate rock, fertilizer, aluminum oxide, slags, coke, tungsten carbide, silica, bauxite, dolomite, grain, cement rock, barite.

Hammer Mills - Williams Patent Crusher


Williams manufactures several types of rugged, reliable shredders for efficient recycling and fuel preparation of municipal and industrial wastes including: paper, refuse, wood, wood pulp, pallets, metal and aluminum scrap. These include Primary and Secondary Shredders, Slow Speed Ripshear® Shredders, and Nife Hog® Granulators.

Shredders - Williams Patent Crusher

Impact Crushers

Williams Primary and Secondary Impact Crushers, Impactors, and Nuggetizer® Crusher are designed for a wide range of applications such as limestone, sand, gravel, asphalt, cement rock, concrete, and many types of minerals. Nuggetizer® Crushers are also well suited for steel and aluminum scrap.

Willpactor Impact Crusher - Williams Patent Crusher

Roll Crushers

Williams heavy duty Single and Double Roll Crushers are simple in design and construction, long lasting, economical, and versatile. Typical feed materials for Williams Roll Crushers include: bauxite, cement clinker, chalk, cinders, clay, coal, glass, gypsum, limestone, burnt lime, rock salt, sandstone, shale, sulfur ore, sea shells, and sewer sludge clinker.

Heavy Duty Single and Double Roller Crushers - Williams Patent Crusher

Forest Products

Williams No-Nife Wood Hogs are proven performers in the forest products industry. Top feed or horizontal front feed hogs are available. Both are of the same heavy duty rugged construction. Our rugged and self-cleaning Rotary Disc Screens can be used for the high-speed, consistent separation of oversized and undersized components. The new Chip Hog® is a revolutionary hammer mill with the heavy duty, high capacity features of a primary wood hog that also offers the fine-grinding capabilities of a secondary hammer mill. The Chip Hog® is often utilized for biomass applications.

Forest Products Nife Hog - Williams Patent Crusher

Air Classifiers

Williams Mechanical Air Separators, High Efficiency Turbine Separators and Air Classifiers are perfect for fine particle separation.

Air Classifiers - Williams Patent Crusher

Steel Conveyors and Apron Feeders

Steel Pan Conveyors are built to match the superior strength and long service life of Williams crushers, grinders, and shredders. The Apron Pan Feeder is a heavy duty feeder with a cast manganese deck made with parts from the world's most popular crawler tractors for extra heavy duty use. Our heavy duty Feeder Breaker couples our manganese Apron Feeder with our Roll Crusher technology. This results in an extremely heavy duty machine capable of conveying and crushing a wide range of minerals and frozen materials requiring crushing down to 6" and smaller.

Steel Conveyors and Apron Feeders - Williams Patent Crusher

Contact us today to discuss your rock crusher application in detail with one of our experienced sales engineers. Call (314) 621-3348 or email us at