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International Processing Trade Fair for Powder, Bulk Solids, Fluids and Liquids

23 - 25 September 2025 // Nuremberg, Germany

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Exhibitors & Products POWTECH 2023
Zoom Image LOGO_Roller chrusher WBG

Roller chrusher WBG

LOGO_Roller chrusher WBG

Roller chrusher WBG

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Roller Crusher WBG

-Coarse crushing with consistent crushinggap settings
-Suitable for a wide range of rough, hard materials from Abrasives to Urea
-Capacity up to 150 t/h*
-Feed grain size up to 350 mm*
-Target grain size from 2 mm*
-Crushing ratio approx. 10:1, i.e. feed grain size of 100 mm, target grain size approx. 10 mm*
-Roller diameter from 350 to 1000 mm
-Roller width from 300 to 1600 mm
-Motor capacity 7 - 55 kW

Standard scope of delivery

• Sturdy welding construction made from normal steel S235JR
• Protection against foreign objects via one spring loaded roller
• Roller material C45, surfaces hardened to HRC 56-58
• Smooth roller surface
• Four-part mill casing, closed
• Product inlet and outlet adapted to upstream and downstream process
• Dust output minimised using dust slide with seal and suction
• Crushing gap adjustment via shock absorbers
• Motor 400 V, 50 Hz, 3p, IP 55, suitable for frequency inverter operation
• Dust exhaust connection (2 x 80 mm diameter, volume flow 360 m3/h)
• Roller speed monitoring (sensors without evaluation)
• Wiring up to terminal block (on machine)

Options

• Product feed available as e.g. vibration chutes or bunkers
• Product outlets via screeners, vibration chutes
• Crushing cycle with return feed
• Profiled roller surface
• Roller material can be chosen in line with your requirements
• Stainless steel lining, wear-resistant
• Motors in special voltages
• Explosion-proof model (mechanical and electric)
• Protective gas flooding
• Roller cooling for removing heat from product and crushing process
• Automated bearing lubrication
• Doctor blade for “cleaning” rollers
• Wiring up to control cabinet or complete controls
• Special paint
• Reversing feature

https://merz-aufbereitungstechnik.de/en/products/crushing/

POWTECH offers concrete solutions for packaging-intensive industries. Industry guide



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