NGGS Series High Speed Gearboxes
high speed reduction gearbox
speed increasing gearbox
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NGGS Series High Speed Gearboxes

  • Max Speed: 30000 r/min
  • Max Power: 96000 kw
  • Max Center Distance: 1000 mm
  • Gearing Arrangement: Helical Gear, Herringbone Gear
  • Shaft Arrangement: Parallel Shaft
  • Input: Solid Shaft
  • Output: Solid Shaft
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AOKMAN can design and manufacture gearboxes for high speed applications, including high speed reduction gearbox & speed increasing gearbox. AOKMAN can also provide customized gearboxes according to the special requirements.

Power Supply

  • Electric Motor
  • Hydraulic Motor
  • Steam Turbine
  • Gas Turbine
  • Internal Combustion Engine

Gearbox Features:

1. High rotation speed: Max speed 30000 r/min, Max circumferential velocity 160 m/s

2. Various model sizes, high load capacity: Max center distance 1000 mm, Max power 96000 kw

3. High accuracy: gear accuracy ISO 4-6 class, dynamic balance accuracy G0.4~1.6

4. Advanced technologies: Finite element analysis (FEA), tooth profile modification, tooth root shot peening, dynamic analysis of shafting are adopted

5. High performance, high reliability and long service life, the shortest design life is 10 years. Generally, the service life is more than 20 years, even more.

6. Strong customization capability

Gearbox Parameters:

/ Basic Type Extension Type
Model Sizes NGGS150~1000 NGSD150~530 NGSL430~630 NGSX150~580 NGSS192~545
Features Horizontal parallel, carburized, single stage, herringbone gearbox Horizontal parallel, carburized, single stage, helical gearbox Vertical parallel, carburized, single stage, herringbone gearbox Horizontal parallel, carburized, single stage, helical gearbox with beveled thrust plate Horizontal parallel, carburized, two stage, helical gearbox
Heat Treatment Carburizing, Quenching Carburizing, Quenching Carburizing, Quenching Carburizing, Quenching Carburizing, Quenching
Gear Grinding Precision Grinding Precision Grinding Precision Grinding Precision Grinding Precision Grinding
Gear Arrangement Herringbone gears Helical gears Herringbone gears Helical gears Helical gears
Max Speed 30000 rpm 30000 rpm 30000 rpm 30000 rpm 30000 rpm
Max Power 95000 kw 33500 kw 30000 kw 30000 kw 1500 kw
Center Distance 150~1000 mm 150~530 mm 430~630 mm 150~580 mm 192~545 mm
Ratio 1~6 1~6 1~6 1~6 6.3~18

* All above just for reference, AOKMAN can customize the specifications and dimensions for your special requirements, please consult AOKMAN.

Gearbox Applications:

  • Steam Turbine, Gas Turbine
  • Centrifugal Fan, Axial Fan
  • Blower
  • Centrifugal Compressor
  • Pump
  • Test Bench

Optional Accessories:

  • Electric Barring Device
  • Oil Pump
  • Temperature Sensor
  • Speed Sensor
  • Vibration Sensor
  • Sliding Bearing
  • Lubrication Oil Station
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