Custom Built Heavy-Duty Gearboxes for Steel & Rolling Mills

The Kumera custom built gearbox and drives portfolio includes the design and manufacture of gear wheels with diameters of up to 4.0m and medium range gearboxes weighing up to 300 tonnes

Products for Steel and Aluminium Industry:

Pinion stand gearboxes
Rolling mill gearboxes
Leveler gearboxes
Draw bench drives
Sendzimir drives
Coiler gears
Scissor drives
Anode jacks

Kumera Design & Engineering:

Kumera Corporation acquired Keller Getriebe in 2019 and continues the development of custom-built heavy-duty gearboxes.
State of the art 3D engineering
Calculation of bearings, shafts, connecting elements etc. according to current standards and regulations, using the latest programmes Design and recalculation of gearing in accordance with a wide range of standards, regulations and classification societes, e.g. according to DIN3990, ISO6336, AGMA, BS, Henriot, ABS, BV, GL etc. with the most advanced programmes such as FVA-STplus etc.
Calculation of tooth engagement load distribution with FVA-RIKOR and Plancor Efficiency and heat balance calculations
Dynamic simulation & FEM calculations