Hammer mill for size reduction in food and feed processing
Efficiently tackle size reduction challenges with a versatile hammer mill designed to enhance throughput while ensuring precision in grinding and milling operations, delivering high-quality, consistent results for diverse feed and food processing applications.

Efficiently Reduces Size and Breaks Material Circulation
The Granulex® 3 Series from Bühler Group is a versatile hammer mill designed for efficient grinding and milling in continuous operations. Its unique multi-chamber structure minimizes material circulation, enhancing throughput by over 10%. Optimally configured for industries like feed, food, and biomass processing, it produces cattle feed pellets, fish meal, dog kibble, and more. The hammer mill accommodates diverse applications with adjustable hammers and screens, achieving precise size reduction. Engineered for seamless integration, the Granulex® 3 Series operates with high energy efficiency and minimal downtime—thanks to its user-friendly design featuring fully-openable sliding doors and rapid screen clamping. Constructed with durable materials, it meets the rigorous demands of industrial environments. Maintenance is streamlined with tool-less screen and hammer changes, and enhanced safety features ensure reliable use. Custom configurations and expert support facilitate tailored solutions, making it an invaluable addition to any processing line.
Benefits
- Enhances production efficiency by increasing throughput over 10% with optimized material flow.
- Minimizes maintenance costs and downtime with tool-less screen and hammer changes.
- Adapts to diverse processing needs with adjustable configurations for various grinding applications.
- Ensures operator safety and ease of use with interlocked access doors.
- Lowers energy usage through efficient motor control and design.
- Applications
- Brewery,Animal feed,Premix and concentrates,Pet food,Oilseed,Grain processing,Aqua feed,Biomass
- End products
- Barley malt,Maize flour,Dog kibble,Vitamin-mineral premixes,Wood pellets,Cattle feed pellets,Fish meal,Soybean meal
- Steps before
- Raw material preparation,Grain handling,Dehulling,Conditioning,Malting
- Steps after
- Optical sorting,Sifting,grading,Packing,Palletizing
- Input ingredients
- raw materials,grain,oilseeds,animal feed ingredients,pet food ingredients,aqua feed ingredients,premix and concentrates
- Output ingredients
- ground grain,processed feed,ground oilseeds,animal feed,pet food,aquafeed
- Market info
- Buhler is renowned for manufacturing advanced process solutions for food, feed, and advanced materials. They are highly regarded for their innovation in milling technology and equipment quality.
- Hammer tip speed
- High
- Throughput increase
- More than 10%
- Grinding applications
- Coarse and Fine
- Screen clamping system
- Rapid and Simple
- Hammer bar locking mechanism
- Enabled
- Grinding quality
- Excellent
- Screen size options
- Varied
- Material contact methods
- Maximum
- Stationary hammer structure
- Optimal
- Maintenance access
- Fully-openable sliding doors
- Safety features
- Interlocked door with rotor
- Flexibility
- High
- Application configuration
- Customizable
- Capacity increase
- Up to 10%
- Wear part replacement
- Tool-free
- Automation
- In-built safety interlocks
- Automation level
- Manual / PLC / SCADA
- Batch vs. continuous operation
- Batch / Inline Continuous
- CIP/SIP
- CIP 121°C / SIP 135°C
- Cleaning method
- CIP / Manual
- Energy efficiency
- 0.5–2 kWh/kg moisture
- Density/particle size
- 0.5–2.5 g/cm³ / 50–1000 µm
- Machine footprint
- Compact design
- Discharge method
- Adjustable to screen clearance
- Control panel type
- User-friendly interface
- Door type
- Fully-openable sliding doors
- Hammer bar locking mechanism
- Secure and easy maintenance
- Screen clamping system
- Rapid and simple
- Grinding chamber access
- Complete access
- Stationary hammer structure
- Efficient material breakage
- Control panel type
- Fully-openable sliding doors
- Configuration flexibility
- Multiple grinding configurations
- Screen clamping system
- Rapid screen clamping
- Hammer bar locking mechanism
- Locking mechanism reduces maintenance
- Screen and hammer adjustability
- Adjustable to screen clearance