# GERTEC Automatic Batch Mixer CM-500-EA

URL: https://knoedlseder.com/en/products/gertec-automatischer-chargenmischer-cm-500-ea  
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![GERTEC CM-500-EA automatischer Chargenmischer mit 500 Liter Mischleistung](https://knoedlseder.com/media-cache/uploads/2026/08/CM-500-EA.jpg)

Category: [Machines and Drilling Rigs](https://knoedlseder.com/en/products/categories/maschinen-und-bohrgeraete?format=md)

The GERTEC CM-500-EA produces cement, bentonite and suitable filling suspensions in automatically controlled batches. It provides repeatable material preparation for grouting, drilling fluids and cavity filling.

The 400 l water tank supports repeated water charging, while the mixer produces 500 l batches.

| Technical features |
| --- |
| Mixer working volume | 500 l |
| minimum mixing water | 165 l |
| Mixing output | 12 m³/h at 24 batches/h; actual throughput depends on the formulation |
| Water tank | 400 l; solids particle size up to 2 mm |
| Power requirement | approximately 22 kW at 400 V and 50 Hz |

## Documents

- [GERTEC Automatischer Chargenmischer CM-500-EA – Datenblatt](https://knoedlseder.com/media-cache/uploads/2026/10/gertec-datenblatt-02a0137c235145dc.pdf)

## Related Products

- [GERTEC Batch Mixing Plant CMA-1500-EAC](https://knoedlseder.com/en/products/gertec-chargenmischanlage-cma-1500-eac?format=md)
- [GERTEC Automatic Batch Mixer CM-1000-EA](https://knoedlseder.com/en/products/gertec-automatischer-chargenmischer-cm-1000-ea?format=md)
- [GERTEC Batch Mixer CM-500-E](https://knoedlseder.com/en/products/gertec-chargenmischer-cm-500-e?format=md)

## Contact Person

- [Head of Business Development](https://knoedlseder.com/en/team_members/christoph-damberger-b-eng?format=md)  
  Head of Business Development  
  Gotthard Knödlseder Hammerwerk GmbH