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Iron Steel Rexroth Radial Piston Motor 400 Bar For Industrial Machinery

Iron Steel Rexroth Radial Piston Motor 400 Bar For Industrial Machinery

Brand Name SY Hydraulic
Model Number SY-A2FM
Certification China Classification Society Certification
Place of Origin China
Minimum Order Quantity 1pc
Price USD 500-1500 / pc
Payment Terms T/T
Supply Ability 1000 pcs per month
Delivery Time 15-30 days
Packaging Details Standard Export Wooden Case
Material Cast Iron
Application Construction Machinery
Seals NBR Shaft Seal Ring in FKM
Rated Pressure 40Mpa
Max Pressure 45MPa
Detailed Product Description

Iron Steel Rexroth Piston Motor 400 Bar for Industrial Machinery Applications

 

 

Features:

 

1. Bent-axis design with axial tapered piston rotary group
2. Suitable for hydrostatic drives in open and closed circuits
3. Output speed dependent on
motor flow and motor displacement
4. Output torque increases with pressure differential and displacement
5. Finely graduated displacement sizes for diverse drive requirements
6. High power density with compact dimensions
7. High total efficiency (optimized volumetric and mechanical efficiency)
8. Superior starting torque characteristics
9. Economical design reducing lifecycle costs
10. One-piece tapered piston with piston rings for sealing

 

 

Technical data:

 
SizeNG4556638090107125160180
Displacement geometric, per revolutionVgcm345.656.16380.490106.7125160.4180
Speed maximumnnomrpm560050005000450045004000400036003600
nmaxrpm620055005500500050004400440040004000
Input flow at nnom and VgqVL/min255281315362405427500577648
Torque
at Vg and
Δp = 350 barTNm2543133514485015946968931003
Δp = 400 barTNm29035740151257367979610211146
Rotary stiffnessckNm/rad4.185.946.258.739.1411.211.917.418.2
Moment of inertia for rotary groupJGRkgm20.00240.00420.00420.00720.00720.01160.01160.0220.022
Maximum angular accelerationarad/s21460075007500600060004500450035003500
Case volumeVL0.330.450.450.550.550.80.81.11.1
Mass (approx.)mkg13.51818232332324545
 

Specifications:

 

Warranty12 months
Transport PackageStandard Export Wooden Case
CertificationISO9001: 2000
TypeConstruction machinery piston motor
Production Capacity2000-3000 pcs/month
HS Code8412299090
ApplicationAerial work platform, road roller, Crawler Crane
Maximum torque1003Nm
Delivery Time15-30 Days after Payment
Displacement45-180cc

 

 

Applications:

 

1. In construction cranes, the A2FM motor offers high torque output and excellent starting performance essential for reliable lifting operations. Integrated with a piston motor, the system provides fast response and optimized flow, ensuring precise control under heavy loads. Its advanced bent‐axis design and compact build enhance durability and efficiency, enabling safe and accurate positioning of heavy loads. This robust hydraulic solution significantly improves operational safety and overall productivity in demanding construction environments, ensuring superior overall performance and lasting long-term reliability.
 
2. In crane operations, the A2FM motor delivers precise hydraulic control and efficient power, making it indispensable for heavy lifting tasks. Paired with an axial piston motor, it achieves smooth acceleration and exact regulation under fluctuating loads. Its innovative bent‐axis design and integrated piston structure reduce energy consumption and minimize vibration, thereby enhancing operational safety. This robust hydraulic solution is essential for modern construction projects, ensuring consistent performance and improved productivity in challenging lifting applications, delivering exceptional performance with consistently unmatched operational reliability.
 
3. For excavator slewing mechanisms, the A2FM motor achieves precise 15rpm rotation control with 45MPa pressure resistance and integrated piston seals. Over 85% starting torque efficiency overcomes inertial loads on slopes, while modular design enables rapid integration of pressure compensation valves, reducing start-stop shocks by 40% and improving multi-function coordination.

 

 

 

Competitive Advantage:

 

1. With a modular design that simplifies installation and maintenance, the A2FM motor offers flexible integration into various hydraulic systems, and when combined with an axial piston motor, it ensures minimal downtime and efficient serviceability, ultimately reducing operational disruptions and providing dependable performance in dynamic industrial environments, ensuring maximum uptime always.

 

2. The A2FM motor is engineered to exhibit remarkably low internal leakage, ensuring maximum hydraulic efficiency and stable pressure performance, and when paired with a hydraulic motor, it maintains consistent flow characteristics under variable conditions, ultimately enhancing system reliability and minimizing energy waste in critical industrial applications, ensuring superior operational efficiency.

 

3. Equipped with temperature-compensation valves, the axial piston motor automatically adjusts oil viscosity from -40℃ to +80℃, maintaining ≤±2% torque stability for wind turbine pitch systems in polar conditions.

 

 

The Analysis For Rexroth A2FM Fixed Displacemen Piston Motor Common Breakdown:

 

1. Seal failure is a common issue in the A2FM motor, often caused by prolonged high-temperature operation, oil contamination, or mechanical wear, resulting in leakage and pressure loss. Compromised seals reduce energy conversion efficiency. Prompt replacement and inspection of the axial piston motor seals are recommended to restore performance.

 

2. Contaminated hydraulic oil can increase internal wear, damage seals, and raise flow resistance, adversely affecting the A2FM motor’s efficiency and output stability. Polluted oil accelerates component degradation and failure. Regular oil replacement, system cleaning, and maintenance of the piston motor are essential to ensure pure fluid quality and reliable performance.

 

3. Excessive Bearing Clearance Triggers Mechanical Vibration‌: Conical roller bearing clearance >0.08mm causes >5m/s² radial vibration. Adjust preload to 120-150N·m with hydraulic tensioner and relubricate with NLGI 2 grease.

 

 

Product Tags: Rexroth Radial Piston Motor 400 Bar   Industrial Machinery Radial Piston Motor   Iron Steel Rexroth Radial Piston Motor  
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