Shaoyang Victor Hydraulic Co., Ltd.
| 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 |
| Brand Name | SY Hydraulic |
| Model Number | SY-A2FM |
| Certification | China Classification Society Certification |
| Place of Origin | China |
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Product Specification
| 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 | Brand Name | SY Hydraulic |
| Model Number | SY-A2FM | Certification | China Classification Society Certification |
| Place of Origin | China | ||
| High Light | Rexroth Radial Piston Motor 400 Bar ，Industrial Machinery Radial Piston Motor ，Iron Steel Rexroth Radial Piston Motor | ||
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:
| 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 | 12 months |
| Transport Package | Standard Export Wooden Case |
| Certification | ISO9001: 2000 |
| Type | Construction machinery piston motor |
| Production Capacity | 2000-3000 pcs/month |
| HS Code | 8412299090 |
| Application | Aerial work platform, road roller, Crawler Crane |
| Maximum torque | 1003Nm |
| Delivery Time | 15-30 Days after Payment |
| Displacement | 45-180cc |
Applications:
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.
Company Details
Business Type:
Manufacturer
Year Established:
1968
Total Annual:
400000000-500000000
Employee Number:
400~600
Ecer Certification：
Verified Supplier
Shaoyang Victor Hydraulic Co., LTD. (formerly Shaoyang Hydraulic Parts factory), founded in 1968, is one of the three pillar enterprises of china's hydraulic industry directly under the former Ministry of Machinery industry, the national fixed-point production of hydraulic components, cylinders,... Shaoyang Victor Hydraulic Co., LTD. (formerly Shaoyang Hydraulic Parts factory), founded in 1968, is one of the three pillar enterprises of china's hydraulic industry directly under the former Ministry of Machinery industry, the national fixed-point production of hydraulic components, cylinders,...
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