Demag type D helical geared motors are available in 9 sizes, as foot and flange-mounted units. The transmission ratio of the basic two-stage gearbox is already very high. It can also be significantly increased by means of......Demag type D helical geared motors are available in 9 sizes, as foot and flange-mounted units. The transmission ratio of the basic two-stage gearbox is already very high. It can also be significantly increased by means of a third stage. Sizes D11 to D41 feature a housing of high-quality pressure die-cast aluminium, which guarantees high stability for a low deadweight. Sizes D50 to D90 feature a grey cast iron housing. Variants Foot-mounted type Flange-mounted type