In the field of water treatment CMD is in a position to intervene at various levels :
Lifting screw
Lifting of raw effluent for preliminary treatment by the means of worm shafts (diameter 1m) with a speed of 1 rpm. Drive is produced with a motor and a parallel train reduction gear of the ERMASTER type.
Pumping
CMD offers a range of vertical reduction gears designed especially to drive powerful pumps. The reduction gear supports the motor .
Lifting of raw effluent for preliminary treatment by the means of worm shafts (diameter 1m) with a speed of 1 rpm. Drive is produced with a motor and a parallel train reduction gear of the 
