Hunan Jetvision

No. 289, Laodong West Road, Changsha City, Hunan Province

+86-731-82224155

enquiry@jetvisionmim.com

Powder Metal Spur Gears

Part Size: 1-150 mm

Weight: 0.1-300 g

Tolerance: ±0.3%

Surface Finish: Ra 0.8–1.6 um

Materials: SS316L, 17-4PH, SS420, Ti Alloy etc

Density: ≥96–99% Wrought

Secondary Operations: CNC, Polishing, Laser Marking

Industry Expertise

Industry Expertise

Factory Price

Factory Price

OEM/ODM Services

OEM/ODM Services

Description

Powder Metal Spur Gears are precision transmission components manufactured through Powder Metallurgy (PM) technology for a wide range of mechanical power transmission applications. Spur gears are the most commonly used gear type due to their simple design, high transmission efficiency, and cost-effective production.


Powder Metallurgy enables the near-net-shape manufacturing of gears with excellent dimensional consistency, high production efficiency, and reduced machining requirements, making PM spur gears an ideal solution for medium- and high-volume production.


Typical applications include automotive systems, electric tools, household appliances, office equipment, industrial machinery, and smart locking systems."


Hunan Jetvision


Overview:

Powder Metallurgy is ideal for spur gears requiring:

High-volume production

Cost-effective manufacturing

Good dimensional consistency

Complex integrated geometries

Reduced secondary machining

Excellent wear resistance

Compared with conventional machining and hobbing processes, PM gears significantly reduce material waste and production costs."


Available Materials

Stainless Steel304L, 316L, 17-4 PH, 420, 430, 440
Titanium AlloyTi-6Al-4V
SuperalloysInconel, Hastelloy, Co-based Low Alloy Steels, 2-8% Ni (4600, 4650)
Magnetic Alloys2-6% Si-Fe, 50% Ni-Fe, 50% Co-Fe
Controlled Expansion AlloysFe-36Ni (Invar), F-15 (Kovar)
Electrical MaterialsPure Copper, Beryllium-Copper, Brass
Tool SteelsAISI M2, M3/2, M4, T15, M42, D2
Heavy AlloysTungsten-Copper, W-Fe-Ni, Molybdenum-Copper, Custom compostions to suit customer specifications

Material selection can be customized according to strength, wear resistance, corrosion resistance, and magnetic performance requirements.


Powder Metallurgy is particularly suitable for medium-complexity gears and high-volume production where cost efficiency is critical.


For highly intricate geometries such as miniature gears, multi-level gear systems, internal undercuts, thin-wall structures, and integrated transmission components, Metal Injection Molding (MIM) may provide a more suitable manufacturing solution.


This complementary manufacturing capability allows us to provide both Powder Metallurgy and Metal Injection Molding solutions according to customer performance and cost requirements.


Geometry FeaturesPMMIM
Small module geas(<0.5)LimitedExcellent
Internal undercutsDifficultExcellent
Multi-level gearsLimitedExcellent
Thin wall structures(<0.5mm)DifficultExcellent
Cross holesLimitedExcellent
Miniature gears(<10mm OD)DifficultExcellent
Integrated assembliesLimitedExcellent
Helical internal gearsVery diffcultExcellent
Complex planetary gearsLimitedExcellent

For miniature gears, multi-level gears, integrated transmission components, and highly intricate designs, please also explore our Metal Injection Molding Gear Solutions.


MIM Spur Gears


FAQ:


What is the difference between Powder Metal gears and MIM gears?

Powder Metallurgy gears are generally preferred for medium and large production volumes of simple to moderately complex transmission components due to their excellent cost efficiency and larger size capability.

Metal Injection Molding gears are more suitable for miniature and highly complex components requiring intricate geometries, thin walls, undercuts, or integrated functional features.

By offering both technologies, we can recommend the most suitable manufacturing process based on component geometry, performance requirements, production volume, and target cost.



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