Leading the way through innovation – UNTHA four-shaft shredders: often imitated, never equaled.

- RS30 series
Model: RS30-450
The world's first four-shaft shredder with patented UNTHA four-shaft cutting system with perforated screen (patent no. 319535).

- RS40 series
Models: RS40-450, RS40-480, RS40-750, RS40-960
Bigger and stronger than the RS30 with the same robust cutting system.

- RS45 and RS50 series
Models: RS45-750, RS45-960, RS50-750, RS50-960, RS50-1230
Both series are ideal for multi-shift continuous working and particularly difficult operating conditions.

- RS60 and RS100 series
Models: RS60-960, RS60-1200, RS60-1440, RS100-1200, RS100-1500
The machines in the largest series are capable of shredding up to 10,000 kg of material per hour with a driving force of 100 kW.