Spur, Helical and Double helical gears


Manufacturing Capabilities

Spur, Helical & Double Helical Gears.
Low Speed Heavy Duty & High Speed Turbomachinery.

Description Ref Tempered & Ground Pinion Shafts** Carburized & Ground Pinion Shafts
MIN. MAX. MIN. MAX.
Inch / mm Inch / mm
External Diameter A 1” / 25.4 mm 196" / 5,000 mm 1" / 25.4 mm 78" / 2,000 mm
Face Width B 1" / 25.4 mm 76" / 1,950 mm 1" / 25.4 mm 76" / 1,950 mm
Double Helical Gap Width* C* 1/2" / 12.7 mm 4" / 101 mm 1/2" / 12.7 mm 4" / 101 mm
Normal Diametral Pitch DP-12 DP-0.785 DP-12 DP-0.785
Normal Module Mn-2 Mn-32 Mn-2 Mn-32
AGMA QUALITY AGMA 8 AGMA 10 AGMA 10 AGMA 15
Hardness 335 BHN 415 BHN 55 Hrc 62 Hrc

C* Only Double Helical Gears. The Gap width can vary depending on the teeth module.
** With Trough-Hardened gears (Tempered) the grinding process improves the tooth contact increasing the power transmission capability considerably, the grinding process is optional and may apply additional costs.

Diagram

CNC Gears Cut


CNC Gears Grinding


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