A High Torque Radial Piston Motor is widely recognized for its exceptional output torque, low-speed stability, and durability in demanding hydraulic applications. In many industrial systems I have worked with, this type of motor consistently delivers stable performance even under high load pressure. Its compact design, efficiency, and long service life make it a preferred solution for equipment manufacturers and hydraulic system integrators worldwide. Ningbo Xinhong Hydraulic Co.,Ltd. provides a full range of high-performance motors designed to meet the needs of construction machinery, marine equipment, drilling machinery, mining systems, and industrial automation.
The High Torque Radial Piston Motor uses a precision-engineered piston–cylinder arrangement positioned radially around the drive shaft. This design allows each piston to deliver strong force directly to the crankshaft, giving the motor high starting torque and smooth low-speed performance.
Radial piston arrangement for powerful output
Large displacement for increased torque performance
Robust drive shaft and bearing system
Heavy-duty cylinder block with optimized wear resistance
High-efficiency hydraulic distribution mechanism
Compact design suitable for limited installation spaces
Below is a simplified parameter table often used for OEM selection and engineering reference. These parameters represent typical configurations supplied by Ningbo Xinhong Hydraulic Co.,Ltd.
| Parameter | Specification |
|---|---|
| Displacement Range | 80–800 ml/r |
| Max Working Pressure | 20–35 MPa |
| Peak Torque Output | Up to 15,000 N·m |
| Rated Speed | 10–600 rpm |
| Max Flow | 80–250 L/min |
| Efficiency | 90–94% |
| Mounting Options | Flange / Foot Mount |
| Cooling Method | Hydraulic Oil Circulation |
| Weight | 25–150 kg (varies by model) |
Stable low-speed operation without vibration
Strong overload capability
Efficient heat dissipation
Long service life under continuous heavy-duty operation
A major advantage of the High Torque Radial Piston Motor is its ability to generate significant torque at low speeds, which is crucial for lifting, rotating, pushing, and pulling tasks.
Smooth rotation even at extremely low rpm
High mechanical efficiency ensures stable output
Direct drive reduces transmission loss
Less heat generation leads to longer service time
Adaptable to various working environments, including underwater and dusty conditions
The importance of the High Torque Radial Piston Motor lies in its combination of strength, precision, and operational safety. For industries that require reliable torque output under harsh conditions, this design remains unmatched.
Construction machinery (winches, drills, excavator attachments)
Offshore and marine machinery
Mining and tunnel equipment
Industrial rotating systems
Agricultural machinery
Rubber and plastic machinery
Its adaptability makes it a strategic choice for manufacturers seeking long-term, stable hydraulic power solutions.
Ningbo Xinhong Hydraulic Co.,Ltd. specializes in manufacturing high-precision hydraulic components. With strict quality control, advanced machining facilities, and technical expertise, the company ensures every High Torque Radial Piston Motor meets international performance standards.
Customizable displacement and torque options
High-pressure-resistant materials
Precision machining with minimal tolerance
Stable quality suitable for OEM and industrial applications
Strong after-sales engineering support
Below are several frequently asked questions designed to enhance SEO performance and help buyers better understand the product.
1. What makes a High Torque Radial Piston Motor different from other hydraulic motors?
A High Torque Radial Piston Motor uses radially arranged pistons that directly act on the crankshaft, producing extremely high starting torque. This enables smooth low-speed operation and heavy-load capability, which many axial piston or gear motors cannot match.
2. How do I choose the correct displacement for a High Torque Radial Piston Motor?
You should select displacement based on required torque, working pressure, and output speed. Higher displacement produces greater torque at low speed. Ningbo Xinhong Hydraulic Co.,Ltd. provides engineering guidance to help you match displacement to your hydraulic system.
3. What industries commonly use a High Torque Radial Piston Motor?
It is widely used in construction machinery, marine winches, drilling rigs, mining equipment, and industrial rotating systems that require stable high torque.
4. How long is the service life of a High Torque Radial Piston Motor?
With proper hydraulic oil, filtration, and maintenance, it can operate for several years in continuous heavy-duty applications. The robust design ensures long wear resistance and stable performance over time.
For detailed specifications, customized designs, or engineering support for your High Torque Radial Piston Motor, please contact Ningbo Xinhong Hydraulic Co.,Ltd.
We are ready to support your hydraulic power solutions.
