High-Torque Rexroth Axial Piston Motor 160cc Mobile Equipment
Hydraulic Circuits
Features:
1. Compatible with closed circuits when integrated with charge motor to prevent cavitation
2. Enhanced sealing and bearing design for harsh environments
(vibration, dust)
3. Bent-axis configuration minimizes axial space for compact
machine integration
4. Pressure self-adaptation based on load variation to reduce
hydraulic shock
5. Dynamic balance optimization of piston group for stable
operation up to 5000 rpm
6. Bidirectional rotation capability
7. Optional flushing valves and pressure boosters
8. Precise flow control characteristics
9. SAE-standard ports and electrical interfaces for multi-motor/valve coordination
10. Reinforced housing and connections for intermittent peak
pressure up to 450 bar
Technical data:
| Size | NG | 45 | 56 | 63 | 80 | 90 | 107 | 125 | 160 | 180 |
| Displacement geometric, per revolution | Vg | cm3 | 45.6 | 56.1 | 63 | 80.4 | 90 | 106.7 | 125 | 160.4 | 180 |
| Speed maximum | nnom | rpm | 5600 | 5000 | 5000 | 4500 | 4500 | 4000 | 4000 | 3600 | 3600 |
| nmax | rpm | 6200 | 5500 | 5500 | 5000 | 5000 | 4400 | 4400 | 4000 | 4000 |
| Input flow at nnom and Vg | qV | L/min | 255 | 281 | 315 | 362 | 405 | 427 | 500 | 577 | 648 |
Torque
at Vg and | Δp = 350 bar | T | Nm | 254 | 313 | 351 | 448 | 501 | 594 | 696 | 893 | 1003 |
| Δp = 400 bar | T | Nm | 290 | 357 | 401 | 512 | 573 | 679 | 796 | 1021 | 1146 |
| Rotary stiffness | c | kNm/rad | 4.18 | 5.94 | 6.25 | 8.73 | 9.14 | 11.2 | 11.9 | 17.4 | 18.2 |
| Moment of inertia for rotary group | JGR | kgm2 | 0.0024 | 0.0042 | 0.0042 | 0.0072 | 0.0072 | 0.0116 | 0.0116 | 0.022 | 0.022 |
| Maximum angular acceleration | a | rad/s2 | 14600 | 7500 | 7500 | 6000 | 6000 | 4500 | 4500 | 3500 | 3500 |
| Case volume | V | L | 0.33 | 0.45 | 0.45 | 0.55 | 0.55 | 0.8 | 0.8 | 1.1 | 1.1 |
| Mass (approx.) | m | kg | 13.5 | 18 | 18 | 23 | 23 | 32 | 32 | 45 | 45 |
Specifications:
| Warranty | 1 Year |
| Transport Package | Standard Export Wooden Case |
| Structure | Axial Plunger motor |
| Type | Mobile machinery piston motor |
| Production Capacity | 2000-3000 pcs/month |
| HS Code | 8412299090 |
| Application | Mobile crane, Combine Harvester, Concrete mixer truck |
| Maximum speed | 3600rpm |
| Delivery Time | 15-30 Days after Payment |
| Displacemen | 45-180cc |
Applications:
1. In metallurgical equipment, the A2FM motor provides reliable
hydraulic support for processes like steelmaking and casting, even
under high temperature and pressure conditions. When integrated
with a piston motor, it delivers precise control and efficient energy transfer,
ensuring stable performance during demanding metallurgical
operations. Its advanced bent‐axis design minimizes leakage and
enhances fluid dynamics, reducing maintenance needs and operational
costs. This robust solution significantly boosts production
efficiency and extends equipment lifespan in harsh industrial
environments, ensuring consistently optimal overall performance.
2. In high-temperature metallurgical operations, the A2FM motor
delivers continuous, reliable performance with exceptional
durability and efficiency. Paired with an axial piston motor, it achieves precise energy transfer and superior flow regulation
under extreme conditions. Its advanced bent‐axis design and
optimized leakage control enhance thermal management and
operational stability. This integrated hydraulic solution supports
heavy-load tasks in smelting and casting, improving productivity
and minimizing downtime in challenging metallurgical environments,
ensuring unmatched reliability and optimal performance during
continuous rigorous industrial operations always.
3. Multi-stage labyrinth seals reduce grease consumption by 50% in
dusty environments, extending maintenance cycles to 1500 hours.
Wide displacement range (5-1000 cc/rev) adapts to varying drum
capacities, achieving precise speed control (±1 rpm error) through motor flow adjustment to enhance concrete quality consistency.
Competitive Advantage:
1. The A2FM motor is optimized for high total efficiency,
delivering superior performance with minimal energy losses, and
when combined with a hydraulic motor, it maximizes fluid power transmission, ensuring consistent
operation and reduced waste, making it a highly effective solution
for energy‐conscious industrial applications, delivering
exceptional efficiency always remarkably.
2. The A2FM motor is designed with optimized hydraulic flow paths
that significantly enhance fluid dynamics and reduce pressure
drops, and when paired with a piston motor, it delivers superior flow control and consistent performance,
ensuring that every drop of hydraulic fluid is utilized efficiently
in high‐demand industrial systems, for excellence.
3. Hydraulic motor Cross-sensing technology monitors pressure
differentials to dynamically adjust displacement, eliminating
volumetric efficiency fluctuations caused by 1600℃ molten steel
radiation, achieving ±0.1m/min casting speed control in
metallurgical applications.
The Analysis For Rexroth A2FM Fixed Displacemen Piston Motor Common
Breakdown:
1. Inefficient fluid flow may occur if internal channels become
blocked or design deficiencies exist, reducing the A2FM motor’s
energy conversion efficiency. Restricted flow directly impacts
output performance. It is advisable to inspect and clean the flow
channels and adjust the piston motor’s operating state to restore optimal fluid movement.
2. Loss of displacement accuracy in the A2FM motor may result from
internal wear, seal failure, or malfunction of the flow regulation
mechanism, causing output deviations. Restoring precision requires
system recalibration, thorough control unit inspection, and
evaluation of the axial piston motor to ensure accurate and reliable hydraulic performance.
3. Sticking Control Valve Delays Variable Response: Contaminants
(>5μm) in servo valve increase response time to >500ms.
Ultrasonic clean valve assembly and upgrade filtration to β₅≥1000.
