Guangda Gear | Empowering Industries Worldwide with Precision Gears

A Leading Industrial Gear Manufacturer Since 1995

Chongqing Guangda Machinery Co., Ltd., established in 1995 and located in the 100-acre Degang Industrial Park, Jiangjin, Chongqing, is a trusted name in precision gear manufacturing. We specialize in the development, manufacturing, and sales of gears for large-scale ships, wind power, automotive, metallurgy, and mining applications.

With over 100 dedicated professionals, including more than 50 skilled technicians, we achieve an annual production turnover of 100 million Yuan. Our robust management system, mature technology, and advanced production equipment ensure consistent quality and innovation.

100+

Dedicated Professionals

100M

Annual Turnover (Yuan)

30+

National Patents

Years of Excellence

Industries We Serve

Our precision-engineered gears power critical applications across diverse industrial sectors, ensuring reliability, durability, and peak performance.

Metallurgical

High-torque gears for rolling mills, converters, and continuous casting machines. Built to withstand extreme heat and load cycles.

Cement Mill

Robust mill drive gears and pinion systems designed for continuous operation in abrasive environments.

Wind Power

Precision planetary and helical gears for wind turbine gearboxes, ensuring long service life and high efficiency.

Shipbuilding

Marine propulsion gears, reduction gears, and stern tube systems compliant with CCS and international standards.

Offshore Drilling

Heavy-duty gears for drilling rigs, winches, and lifting systems, engineered for harsh marine conditions.

Reducer

Custom industrial gear reducers for conveyors, cranes, and processing equipment with high torque density.

Our Precision Gear Products

From forging to final grinding, every gear is manufactured with uncompromising quality and precision. Explore our core product lines.

Large Marine Gears

Custom spur and helical gears for ship propulsion systems. Diameters up to 3 meters, module up to 25.

Material: 20CrMnTi, 18CrNiMo7-6
Hardness: HRC 58-62
Accuracy: DIN 5 to 7
Certifications: CCS, ISO9001

Wind Turbine Gears

Planetary and parallel shaft gears for 1.5MW to 8MW turbines. Optimized for low noise and high efficiency.

Material: 17CrNiMo6, 20CrNi2Mo
Heat Treatment: Carburizing & Quenching
Accuracy: AGMA 12, DIN 4
Testing: 100% Ultrasonic & Magnetic

Cement Mill Girth Gears

Segmented girth gears for rotary kilns and ball mills. Designed for high torque and long fatigue life.

Module: 16 to 30
Diameter: Up to 12 meters
Material: 42CrMo4, ZG35CrMo
Process: Forged & Machined

Industrial Reducer Gears

Custom helical, bevel, and worm gears for industrial gearboxes. High load capacity and efficiency.

Ratio Range: 5:1 to 100:1
Power: Up to 500kW
Standards: ISO, DIN, AGMA
Custom Housing Available

Metallurgical Mill Gears

Pinion gears and bull gears for hot and cold rolling mills. Resistant to thermal shock and wear.

Material: 34CrNiMo6, 40Cr
Hardness: HRC 55-60
Module: 10 to 20
Custom Cooling Channels

Offshore Drilling Gears

High-strength gears for drawworks, mud pumps, and top drives. Corrosion-resistant coatings available.

Material: 4340, 8620
Coating: Zinc Flake, Epoxy
Environment: Saltwater Resistant
Compliance: API 7K

Forged Gear Blanks

Precision-forged blanks for spur, helical, and bevel gears. Ready for final machining and hardening.

Weight: 50kg to 10,000kg
Diameter: Up to 2.5m
Material: Custom Alloy Options
UT & MT Inspection Included

Custom Gear Solutions

End-to-end engineering support for non-standard gear applications. Prototyping to mass production.

Reverse Engineering Available
FEA & Load Simulation
Prototype in 4-6 Weeks
Global Logistics Support

What Makes Us Different

Guangda Gear combines decades of expertise with cutting-edge technology to deliver unmatched quality and reliability.

Certified Quality

ISO9001:2015, ISO14001, and CCS certified. Over 30 national patents in gear technology and manufacturing processes.

Advanced Equipment

State-of-the-art CNC gear hobbing, shaping, grinding, and inspection machines ensure micron-level precision.

Trusted Supplier

Recognized as ‘Qualified Supplier’, ‘Key Supplier’, and ‘Core Supplier’ in the global shipbuilding industry.

R&D Driven

Backed by a national technical team and partnerships with research institutions for continuous innovation.

Global Reach

Manufacturing gears for customers across Asia, Europe, North America, and the Middle East.

After-Sales Support

Comprehensive service including installation guidance, maintenance, and technical troubleshooting.

Contact Us

Ready to discuss your gear requirements? Reach out to our team for expert consultation and custom solutions.

Visit Us

Degan Industrial Park,
Jiangjin District, Chongqing
China 400000

Call Us

+86 15683559739

+1 (786) 564-4057

Email Us

[email protected]

Visit Official Website

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