I. A2FO Series Axial Piston Fixed Displacement Pumps
1. Product Overview
• Type: Axial tapered piston-driven fixed displacement pumps with a swashplate design.
• Applications: Suitable for hydrostatic drives in open circuits, widely used in mobile and stationary hydraulic systems.
2. Key Features
• Flow Characteristics: Volumetric flow is directly proportional to drive speed and displacement, ensuring stable flow.
• Pressure Range:
• Nominal pressure: Up to 400 bar
• Peak pressure: Up to 450 bar
• Structural Advantages:
• Compact design with high power density
• Long-life bearings (sizes 250 to 1000 cc/rev)
• SAE flange or threaded working ports for easy installation
• Efficiency Performance: High overall efficiency with minimal energy loss
3. Technical Specifications
• Displacement Range: 5 cc/rev to 1000 cc/rev, meeting diverse flow requirements
• Speed Range: Matched to driving equipment for efficient energy conversion
• Suitable Media: Mineral oil-based hydraulic fluids, with contamination controlled to NAS10 class or better
II. A2FM Series Axial Piston Fixed Displacement Motors
1. Product Overview
• Type: Swashplate-type axial tapered piston fixed displacement motors, suitable for both open and closed circuits.
• Applications: Widely used in hydrostatic drives for construction machinery, industrial equipment, marine machinery, and other fields.
2. Key Features
• Output Characteristics:
• Output speed depends on pump flow and motor displacement
• Output torque increases with the pressure differential between high-pressure and low-pressure sides
• Structural Advantages:
• High power density with compact design, saving installation space
• Long-life bearings for high-load applications
• Integrated piston design with piston rings for excellent sealing performance
• Control Characteristics:
• Good starting characteristics with rapid response
• High overall efficiency, particularly volumetric efficiency
3. Technical Specifications
• Displacement Range: Covering 5 cc/rev to 1000 cc/rev, corresponding to A2FO pump displacements
• Pressure Range:
• Nominal pressure: Up to 400 bar
• Peak pressure: Up to 450 bar
• Speed Range: Matched to system flow for efficient driving
III. Core Advantages of A2FO/A2FM Series
1. High Efficiency and Energy Saving
• High power density design for greater output per unit volume
• Leading overall efficiency, reducing system energy consumption
2. Reliable and Durable
• Long-life bearing design for continuous high-load operation
• Precision manufacturing for wear-resistant key components
3. Easy Installation
• SAE flange or threaded ports for standardized design
• Compact structure saves installation space and facilitates system integration
4. Precise Control
• Strictly proportional flow to speed and displacement for stable control characteristics
• Suitable for both open and closed circuits, meeting diverse application needs
IV. Typical Application Areas
1. Construction Machinery
• Travel drives for excavators, road rollers, and pavers
• Swing and hoisting mechanisms for cranes and concrete pump trucks
2. Industrial Equipment
• Hydrostatic drives for metallurgical machinery and mining equipment
• Hydraulic power units for plastic machinery and die-casting machines
3. Marine Machinery
• Hydraulic drives for deck machinery, winches, and capstans on ships
• Hydrostatic drives for ship steering gear and propulsion systems
4. New Energy Sector
• Hydraulic drives for wind turbine pitch systems and solar tracking devices
• Energy recovery in energy-saving hydraulic circuits such as differential pressure cylinders