The power package for maximum throughput

Large-chamber mill GD


Large-chamber mill GD

The power package for maximum throughput

Drive power
110 – 450 kW
Grinding chamber area
1.15 – 3.60 m2
Permissible weight
3800 – 4800 kg
Grinding chamber diameter
1200 mm
Sieve width
400 – 1250 mm

Technical details
  • Robust welded steel construction, symmetrical housing for operation in both directions of rotation.
  • Grinding chamber equipped with wear elements to protect the housing walls, easy to replace
  • Armored inlet flap with position switch for change of direction of rotation
  • Optimized impact zone with armored impact plates on both sides of the inlet for efficient size reduction
  • Debris catcher pocket inside the grinding chamber to protect the screens
  • Durable, optimized rotor design, dynamically balanced, run-down time < 6 minutes without brake
  • Beater carrier system (cassette change): easy, quick beater change in a few minutes
  • Wide opening doors allow easy access to the grinding chamber
  • Large grinding chamber, 4-part sieve segments without frame, easy and quick segment replacement
  • Mill and motor unit can be separated, easier installation especially in confined spaces
  • Tested and certified in pressure shock resistant and flameproof design (0.4 bar)
  • Variable grain spectrum via variable beater circumferential speed (when using a frequency converter)
  • Sieve perforation and beater configuration; according to requirements.
Machine types
GD 8 GD 12 GD 20 GD 25
Grinding chamber diameter 1200 mm 1200 mm 1200 mm 1200 mm
Sieve width 400 mm 640 mm 1000 mm 1250 mm
Grinding chamber area 1.15 m² 1.84 m² 2.88 m² 3.60 m²
Dimensions and weights
Length* (approx.) 2370 mm 2610 mm 3050 mm 3300 mm
Width (approx.) 1600 mm 1600 mm 1600 mm 1600 mm
Height (approx.) 1600 mm 1600 mm 1600 mm 1600 mm
Weight without motor 1550 kg 1900 kg 2400 kg 2800 kg
Drives 1500 1/min, 50 Hz - Speeds between 1000 and 1800 1/min (34 - 60 Hz)
Power range 110 - 160 kW 160 - 250 kW 250 - 355 kW 355 - 450 kW

* Depending on motor size Measuring surface sound pressure level < 88 dB (A) (under load)

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Weizen und Maiskerne

Optimal grinding in all areas

Maximum throughput for fine grinding applications

Weizen und Maiskerne

The Hammer Mill GD is designed for fine grinding in pet food and aqua feed production, as well as for coarse grinding, in the feed-milling, ethanol and wood industries. Specifically designed for efficient grinding for challenging recipes and products: The special 6-axis rotor design with rapid-change beater-frame system plus optimized beater configuration in combination with high beater tip speed guarantees maximum material contact for the efficient production of the finest feed as well as coarser products.

Our projects with the product
Salto de Pirapora, Brazil
Flexible grinding solution for premium pet food
Wood pellets as climate-neutral fuel
Our services
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Large-chamber mill GD
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