What is an Up vs. Down Running Hammer Mill?
Up-running Stedman hammer mills provide multiple size reduction stages for friable materials.
Down-running Stedman hammer mills are most suitable for fibrous materials due to the high concentration of shearing action within the unit.
Not sure which direction suits your material? Schedule your testing today!
What is a Wood Hammer Mill?
Wood hammer mills, also called wood hogs are special heavy duty Stedman hammer mills specifically designed to process wood and fibrous waste without the use of high maintenance knives. Our machines have simple designs with rugged construction that make them easy to operate and maintain.
Features & Benefits
- Large opening for flexibility
- Fully lined crushing chamber for longevity
- Liners are bolted for easy change out
- Grate bars and screens for accurate product sizing that are easily replaceable
- Hammers or rings allowing flexibility
- Forged alloy steel and extreme duty shaft allowing reduced vibration and longer bearing life
- Positive lock housing for extra security from blow outs and dusting
- Adjustable grinding plate for process control
- Multiple rotor configurations to suit any material
- Large discharge opening
Test Before You Buy™
The Stedman Testing and Toll Processing Facility is the place to test your material in our full size equipment. If it can be crushed, ground, pulverized or mixed, chances are we’ve done it. We have more than 10,000 test reports to help get you to the best solution quickly. To learn more about what to expect from testing, read our article that ran in POWDER BULK ENGINEERING magazine.
Hammer Mill Resources
Industries
Stedman Machine Company’s line of size-reduction equipment is found in industries and applications from A-to-Z. In fact, it would be easier to list the industries that don’t employ some type of size-reduction equipment!
Asphalt Crushers

The HSI, asphalt crusher, specifically engineered for the asphalt industry, reduces RAP to the required size quickly and easily for further processing.
Rock & Aggregate Crushers

Specialty uses of limestone include the manufacturing of pharmaceuticals, toothpaste, paint, paper, caulking, and glass.
Energy & Biomass Pulverizers

One of the first uses for the cage mill was as a coal pulverizer. By 1900 Nathan Stedman had built more than 100 cage mills designed to crush coal.
Ceramic & Brick Clay Crushers

Stedman revolutionized material preparation for the brick, clay, and ceramic industries by introducing more cost-efficient processes.
Size reduction for a variety of minerals

Stedman crushers, mills, and grinders are used in nearly every mineral and mining industry. Whether you are processing coal, rock, salt, iron ore, wood chips or clay, we have your solution to size reduction.
Industrial Food Rendering Crushers

Stedman ensures nothing goes to waste by delivering reliable, durable pulverizers and crushers perfect for handling food waste and food rendering.
Agricultural Crushers

Stedman delivers high-performing pulverizers crushers perfect for agricultural uses including crushing lime, processing animal feed, and reducing grain corn.
Industrial Herb & Spice Crushing Equipment

Stedman delivers high-performing, low-maintenance pulverizers crushers ideal for large-scale grinding, milling, and processing of herbs and spices.
Grain Processing Equipment for Distilleries

Stedman delivers high-performing, low-maintenance pulverizers & crushers ideal for large-scale grinding and milling grain and corn to supply distilleries.
Fertilizer Crushing Equipment

Stedman’s reliable, durable lump breakers, chain mills, and cage mills are expertly engineered, sturdily constructed, and rigidly tested to meet the specifications you require for heavy-duty fertilizer processing and size reduction.
Additional Information
Delivering equipment and service you deserve
For nearly two centuries, Stedman Machine Company has produced quality, reliable and durable size reduction and industrial crushing equipment. Stedman has expert field service and installation technicians ready to assist with all maintenance and equipment commissioning needs.
- Unsurpassed industry experience – operating since 1834
- State-of-the-art equipment testing facilities
- Dedicated, professional staff
- Parts and service available 24 hours a day
Stedman Machine is a leading cement crusher manufacturer with the capability to provide customer service across the globe. Our experienced team will work with you to create the best impact crusher system to make your processes the most efficient. Call us for more information!

Contact Us
Our 24 hour parts and service department along with our inventory of wear parts allow us to provide the fastest response time for parts and service.