GFT60 Series Reducer

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Ningbo Hengnuo Hydraulic Drive Co.,Ltd

3 year

Product details

GFT60 Series Reducer Technical Analysis

I. Technical Specifications

【表格】

Parameter Details

Brand Rexroth (力士乐)

Gear Type Helical gear or cycloidal gear

Installation Form Vertical

Layout Cycloidal

Tooth Surface Hardness Hardened

Input Speed 450rpm (some models up to 2,300rpm)

Rated Power 56kW (some models 12kW)

Output Speed Range 100–2,500rpm

Allowable Torque 45N·m

Reduction Ratio 42:1 (some models 106:1)

Weight 240kg

Lubricant Hydraulic oil

II. Application Scenarios

• Heavy Machinery: Rotary drilling rigs, cranes, pile drivers, and drilling rigs.

• Mining & Tunneling: Shearers, roadheaders, and mining machinery.

• Marine & Metallurgy: Deck machinery for ships, metallurgical equipment.

• Rail Transit: Girder transport vehicles and bridge erection machines.

• Renewable Energy: Wind turbine yaw and pitch drives, lifting equipment.

III. Product Advantages

1. Compact Design: Space-saving cycloidal structure with robust bearing capacity.

2. High Reliability: Hardened gears and nitrided ring gears ensure durability.

3. Easy Maintenance: Simple installation and oil replacement process.

4. Low Noise: Integrated multi-disc parking brake reduces operational noise.

5. Versatility: Suitable for both axial and radial load applications.

GFT80 Series Reducer Technical Analysis

I. Technical Specifications

【表格】

Parameter Details

Brand Rexroth (力士乐)

Gear Type Bevel-cylindrical gear

Installation Form Vertical

Layout Coaxial

Transmission Stages 3-stage

Tooth Surface Hardness Hardened

Input Speed 2,100–2,800rpm

Rated Power 56–220kW

Output Speed Range 0–90rpm (some models up to 2,500rpm)

Allowable Torque 80,000N·m

Reduction Ratio 55.5:1–197:1

Weight 570kg (some models 405kg)

Lubricant Hydraulic oil

II. Application Scenarios

• Heavy-Duty Equipment: Large rotary drilling rigs, crawler cranes, and ship cranes.

• Mining: Heavy-duty shearers and tunnel boring machines.

• Rail Transit: High-capacity girder transport vehicles and bridge erectors.

• Wind Energy: High-torque yaw and pitch systems for large wind turbines.

• Military & Aerospace: Specialized equipment requiring high reliability.

III. Product Advantages

1. High Torque Output: Modular design supporting 17,000–450,000N·m torque range.

2. Robust Construction: Multi-stage planetary gearing withstands axial/radial loads.

3. Advanced Braking: Spring-loaded, hydraulic-release multi-disc brake ensures safety.

4. Durability: Surface-hardened gears and high-quality manufacturing processes.

5. Adaptability: Suitable for harsh environments (e.g., mining, marine).

Key Comparisons

【表格】

Feature GFT60 GFT80

Torque Capacity Moderate (45N·m) High (80,000N·m)

Power Rating 12–56kW 56–220kW

Speed Range 100–2,500rpm 0–2,500rpm

Best For Light/medium-duty applications Heavy-duty, high-torque demands

Conclusion

BothGFT60andGFT80series reducers exemplify Rexroth’s expertise in high-performance hydraulic drives. TheGFT60suits moderate-duty applications requiring compactness and precision, while theGFT80excels in heavy-duty scenarios demanding unmatched torque and durability. Users should select based on load requirements, operational environment, and integration needs.

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Ningbo Hengnuo Hydraulic Drive Co.,Ltd

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3 year

Main Product: hydraulic motor, gear box, hydraulic pump, hydraulic valve , hydraulic winch, hydraulic system

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