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ERmill : Single side drive for crushing mills

 
 
Presentation
 

From a traditional crushing mill drive system made up of a reduction gear, couplings, bearings etc, CMD has developed the ERmill drive system.

This completely new concept is not only more compact, but also less costly than a traditional system.


Based on a more compact process, the ERmill is designed to remove the coupling along with the coupling rod of the drive unit and to build the driving gear and bearings into the reducer.


The specificity of the ERmill is to have a self-aligning, hardened, tempered and ground side driving gear, which enables misalignment errors to be compensated for.

 
 

With the ERmill, civil engineering is smaller, easier and quicker to achieve, resulting in big savings for the customer in the fitting phase.

This new generation of reduction gear is available in ratios ranging from 6 to 20.

 
Advantages
 
  • Compact solution
  • Smaller and easier civil engineering
  • Quicker fitting
  • Tough mechanically welded casing
  • Modular technical solutions (driving gear assembly – gear ring lubrication)
 
Technical description
 

Complying with design standards, procedures and instructions laid down in ISO 9001

 
Casing  :
Tough mechanically welded casing that is hot oil proof, made of steel grade S135 JR.
 
Gearings  :
  • After cutting, gears are hardened and tempered and ground.
  • In conformity with ISO 6336, gearing life is 100 000 hours.
 
Bearings  :
Bearings are calculated to have a theoretical minimum life of 100 000 hours L10, excluding factor a23, in conformity with ISO 281.
 
Driving gears  :
The standard version is built with 1 self-aligning gear.
 
Oil lubrication