Precision Helical Gear – High Load Industrial Transmission Component
This precision helical gear is a heavy-duty power transmission component designed for high torque, high stability, and long service life in industrial gearbox systems. Manufactured with strict machining and quality control standards, it is widely used in demanding mechanical and energy applications.
Key Features of Precision Helical Gear
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Helical Tooth Design
Improves load distribution and minimizes impact during meshing, enhancing transmission smoothness and noise control.
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High Load Capacity
Designed for heavy-duty torque transmission in industrial gearboxes and reducers.
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Precision Machining
CNC machining and controlled finishing ensure accurate tooth profile, pitch consistency, and reliable meshing performance.
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Excellent Surface Quality
Smooth tooth flanks reduce friction, wear, and heat generation, extending service life.
| Precision Helical Gear – High Load Industrial Transmission Component |
| Material |
20CrMnTi, 20CrMo, 42CrMo, 45# etc |
Surface |
Bright |
| Shape |
Spiral |
Pressure Angle |
20°, also can be customized |
| Tooth Profile |
Gleason Type |
Accuracy Grade |
ISO 6-7 Grade |
| Processing |
Grinding |
Module (M) |
≤4 |
| Heat Treatment |
Carburizing, quenching, carbonitriding, high-frequency quenching, tempering etc. |
Application |
Industrial gearboxes and reducers
|
Advanced manufacturing equipment
DH has multiple CNC 7-axis 5-linkage spiral bevel gear grinding machines and gear milling machines that can process high-reduction ratio hypoid and transverse cured tooth coupling.



Advanced testing equipment
Utilize a high-precision gear measurement center to complete gear pitch accuracy detection, tooth profile error detection and inverse correction of tooth profile errors.

Professional software
Our factory has a complete set of software to realize digital closed-loop manufacturing of spiral bevel gears, Functions such as gear design, strength calculation, contact analysis, tool calculation, tooth profile error reversal, etc. can be realized. Machining methods include five tools machining(fixed setting) & G-plete of tapper , spiral format tilt(SFT) method & hypoid format tilt (HFT) method of Cycloid equidep, etc.



