1. High total system efficiency with low energy consumption
2. Superior starting performance with quick response
3. Economical design with cost-effective manufacturing
4. One-piece tapered piston construction for enhanced stability
5. Integrated piston rings for reliable, long-term sealing
6. Finely graded size series for precise system integration
7. Robust construction ensuring high durability
8. High dynamic response for rapid operation
9. Low internal leakage for optimized system performance
10. Reduced friction design minimizing component wear

Technical data:

Size		NG		45	56	63	80	90	107	125	160	180
Displacement geometric, per revolution		V_g	cm³	45.6	56.1	63	80.4	90	106.7	125	160.4	180
Speed maximum		n_nom	rpm	5600	5000	5000	4500	4500	4000	4000	3600	3600
Speed maximum		n_max	rpm	6200	5500	5500	5000	5000	4400	4400	4000	4000
Input flow at nnom and Vg		q_V	L/min	255	281	315	362	405	427	500	577	648
Torque at V_g and	Δp = 350 bar	T	Nm	254	313	351	448	501	594	696	893	1003
Torque at V_g and	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		J_GR	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:

1. In modern agricultural machinery, the A2FM motor offers reliable and efficient power transmission essential for tractors and combine harvesters. Integrated with a hydraulic motor, it delivers consistent performance with smooth acceleration and precise control under variable field conditions. Its advanced bent‐axis design and compact structure enhance durability and reduce energy losses, making it ideal for large‐scale farming operations. Moreover, its optimized flow paths and low internal leakage result in reduced maintenance and improved productivity throughout demanding agricultural tasks, ensuring performance.

2. In agricultural machinery, the A2FM motor delivers consistent and efficient performance, making it an ideal choice for automated seeding and heavy-duty farming operations. Integrated with a piston motor, it ensures smooth hydraulic power transmission and precise control under varying load conditions. Its advanced bent‐axis design and compact construction significantly reduce maintenance requirements while enhancing durability and dynamic response. This system upgrade boosts overall productivity and reliability, ensuring continuous performance in modern agricultural environments.

3. In concrete mixer truck drive systems, the A2FM motor's compact structure (26% length reduction) and 500bar pressure capacity provide continuous rotation power for the drum. The bent-axis design maintains over 90% total efficiency during frequent start-stop cycles and load fluctuations, while the 40° angle optimizes torque output for aggregate mixing impact loads, reducing energy consumption by over 15%.

Competitive Advantage:

1. The integral piston ring design with double-sealing barriers resists contaminants ≤15μm, achieving 20,000-hour maintenance-free operation under NAS 1638 Class 9 oil cleanliness, drastically reducing mine equipment maintenance costs.

2. Engineered for high efficiency, the A2FM motor combines innovative design and precision engineering to deliver outstanding energy savings, consistent power output, and seamless integration with a hydraulic motor, ensuring optimal performance under varying loads and environmental conditions while significantly reducing operating costs and enhancing overall system reliability and efficiency remarkably.

3. The A2FM motor is designed with superior dynamic response, enabling rapid acceleration and precise deceleration in fast‐paced applications, while its robust construction and optimized fluid pathways, combined with a piston motor, deliver consistent performance and exceptional stability, making it ideal for critical industrial systems that demand quick, reliable hydraulic control.

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

1. If abnormal vibration is observed in the A2FM motor, it may be caused by loose components, improper installation, or internal wear. Continuous vibration reduces system stability and increases noise. A thorough inspection of all fasteners and the piston motor assembly is recommended to tighten connections and restore proper balance.

2. Excessive noise from the A2FM motor may indicate increased internal friction, component wear, or abnormal clearances. Persistent noise disrupts the work environment and may signal impending failure. Evaluating the condition of the hydraulic motor and performing necessary repairs or replacements are crucial for restoring normal operation.

3. Over 15μm clearance between piston and cylinder under NAS 10 contaminated oil causes <85% efficiency. Restore oil to NAS 7 via offline filtration and replace hard-chrome plated pistons.

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