Our Custom Gear Manufacturing Projects

Custom‑Built Gears For Heavy‑Duty Industrial Applications

We deliver custom large gears, gear rings, spur gears, helical gears, bevel gears, worm gears and shafts built per your drawings. Each project covers forging, heat‑treatment & precision machining for mining, cement and metallurgy equipment.

View our project video below to see real production and finished‑part samples.

Typical Large Girth Gears Project Cases

Custom girth gear spare parts for cracking furnace equipment

300-Ton Cracking Furnace Supporting Gear Parts Project

We manufactured custom φ3100 girth gears and matched support rollers for 300-ton cracking furnace equipment. All heavy-duty transmission accessories are tailor-made with precise machining and strict heat treatment to fit high-temperature industrial operating conditions.

Heavy load rotary support for large piling machine equipment

42CrMo Forged Worm Slewing Bearing for Construction Piling Machine

We produce worm slewing supports for heavy construction piling rigs. Made of 42CrMo forged steel with quenching & tempering heat treatment, these rotary bearing parts feature high hardness and wear resistance for long-term heavy-load construction operation.

Large girth gear and support roller for heavy machinery transmission

3150mm Forged 45# Steel Girth Gear & Cast Steel Support Roller

We manufacture φ3150 girth gears forged from 45 steel with high-frequency quenched teeth, matched with 35 cast steel support rollers. The heat-treated gear teeth gain strong wear resistance for heavy industrial transmission equipment.

external‑tooth slewing ring gear for construction machinery

Custom Forged Slewing Bearing Outer Gear Ring

Custom large‑size slewing ring outer gear rings manufactured to client drawings. Material options: 50Mn, 42CrMo. Teeth surface induction hardening ensures long service life under heavy impact loads. Applied to construction machinery and heavy rotating equipment. Both prototype and bulk production are acceptable.

3.6m 15ton hydraulic gate gear

15-Ton Hydraulic Gate Large Gear (3.6m Diameter)

We are capable of manufacturing heavy-duty hydraulic gate gears with a maximum diameter of 3.6 meters. These oversized transmission gears are precisely machined for large hydraulic gate equipment, offering stable load-bearing performance under heavy working conditions.

Custom forged heavy duty spur gear pair, large driven gear with matching pinion shaft for ball mill

Precision-Ground Hardened Drive Pinions & Integral Gear Shafts

We design and fabricate high-performance drive pinions and matching gear shafts customized to your precise mechanical blueprints. Through advanced case hardening and grinding processes, our pinion gears maintain strict tolerance accuracy, significantly optimizing power transmission efficiency while reducing long-term maintenance costs.

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