Modular Helical Gearbox

Modular helical gears, with a high power-to-weight ratio to support the load, are commonly used in transmissions. This powerful model makes the modular helical gear reliable for various transmission applications.

  • Compact design with optimum power density
  • Long operating life

  • Modular construction

  • Horizontal/vertical/up-right mounting
  • Parallel or right-angle drive
  • Foot-mounted or shaft-mounted
  • Interchangeability
  • Less noise & vibration
  • Ease of maintenance

Model: MH1 to MH4
  • Unit Sizes: From 6 to 18
  • Ratio Range: 1.25/1- 450/1
  • Output Torque Range (kNm): 6.3 – 174
  • Power rating (kW): Up to 4950

Model: MB2 to MB4

  • Unit sizes: From 6 to 18
  • Ratio range: 5/1 – 400/1
  • Output torque range (kNm): 6.3 – 174

  • Power rating (kW): Up to 4400

Related Helical Gearbox

The standard helical gearbox delivers unmatched versatility for your industrial needs.

This is our newly designed, advanced series of premium helical and bevel-helical gearboxes.

heavy duty helical gearbox

The heavy-duty helical gearbox is a scalable mechanism that is fully metric and suitable for most horizontal and vertical-drive applications.

Application-based Helical Gearbox

Specifications:
  • Range: 5 kW to 950 kW
  • Size: Up to 800 mm
  • Torque: Up to 500 kNm
Features:
  • Non-standard ratio
  • Housing in cast steel or fabricated steel
  • Reinforced bearings for external loads
  • Shaft extension input/output
  • Fan cooling or cooling coil
Specifications:
  • Range: Up to 9000 kW
  • Pinion Stand CD 2Hi: From 140 mm to 800 mm
  • Torque: Up to 18000 Nm
Features:
  • Highest level of reliability and fail-safe operation
  • 2HI & 3 HI output shaft versions for easy connection to the work machine
  • The entire casing/housing/structure of the gearbox is stress-relieved and fully aligned
  • Casing/housing/structure of the gearbox is a horizontally-split type
Specifications:
  • Range:Up to 290 kW
  • Size: From 760 mm to 1000 mm CD
  • Reduction ratio: Up to 25:1
Features:
  • Rigid cast casing
  • High-capacity thrust bearings to bear the axial loads from the mill
  • Ground bevel pairs
  • High torque transmission and maximum reliability
  • High efficiency
Specifications:
  • Range:Up to 1500 kW
  • Center distance: From 315 mm to 560 mm
  • Torque: Up to 19100 Nm
Features:
  • Ideal fabrication gearbox housing with heavy design considering application load
  • With special output shaft design, considering the coil length & weight
  • With high load carrying capacity, bigger size output bearings considering the high radial & axial loads
  • Complete casing/housing/structure of the gearbox is stress relieved and fully aligned
  • Casing/housing/structure of the gearbox is horizontal split type
Specifications:
  • Power range: Up to 104 kW
  • Reduction ratio range: 56:1 to 80:1
  • Sizes: PNH – 11,12, 13
Features:
  • Profile-grounded helical gears ensure a high standard of accuracy
  • High-quality case-hardened material for longer life
  • Gear case with rigid cast iron design
  • Identical design of top & bottom housing of gearbox
  • High power-to-weight ratio
  • Low noise and vibration
Specifications:
  • Range: Up to 950 kW
  • Sizes: From 114 mm to 245 mm CD
  • Reduction ratio: up to 20.9:1
Features:
  • Uni-casing with 4 point foundation
  • Pump-less lubrication
  • Bottom opening for end float adjustment
  • Enhanced mechanical rating
  • Optimized thermal rating
  • Designed as per CTI standard

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