Manual And Hydraulic Variable Control Axial Piston Pumps 90ml/r LPV90 LMF90

Product Description

Manual and Hydraulic Variable Control Axial Piston Pumps

· cast iron housing

· hydraulic components

· Power components of hydraulic systems

· higher efficiency

· Simple layout

· System Solutions

· work fast

· Designed as an alternative solution for selected imported hydraulic motor applications

· Patent / Certification Documents Available

· 1 year warranty

· Application rice harvester

· Category Variable displacement axial piston pump

Hydraulic Motor Pump System System Solutions information:

Optimize your agricultural machinery with our superior hydraulic pump motor system. This system is a powerhouse in farm operations, delivering unmatched hydraulic force and precision control. Featuring a premium-quality pump, high-efficiency motor, and durable valves and hoses, it's engineered to excel in a variety of farming tasks, including crop care, soil management, and material handling. Embrace the future of farming with our hydraulic system, where performance meets reliability and innovation.

Specifications:

Hydraulic Motor Pump System technical parameter

Hydraulic Motor Pump System notices:

Heed Warning Signs: Pay attention to any unusual noises, vibrations, or changes in performance. These may indicate potential problems within the hydraulic system. Addressing these issues promptly can prevent more serious damage and costly repairs. Regular system checks and immediate action upon noticing any abnormalities are crucial for maintaining the system’s integrity.

Hydraulic Motor Pump System use:

**Proper Training and Handling**: Ensure that all personnel operating or maintaining the hydraulic pump motor system are adequately trained. Understanding how to operate the system correctly and safely is crucial to prevent mishandling, which can lead to accidents or system damage. Proper training includes understanding the system’s mechanics, safety protocols, and emergency procedures.

LMF90-23 Factory Production & Inspection Evidence

Factory production of the LMF90-23 hydraulic motor is performed by Shandong Highland Hydraulic Seiko Co., Ltd. and documented in production records. A project record for this model lists a supply of 100 units, while the factory test report carries component No. 02602260203001 for the tested motor.

Manufacturing Evidence

• Model LMF90-23 confirmed in production and project records
• Documented quantity: 100 units
• Tested unit identified by component No. 02602260203001

Evidence Type: Factory Production / Product Identification

LMF90-23 Factory Performance Testing

The LMF90-23 motor undergoes closed-loop hydraulic motor testing before delivery. Test documentation records component No. 02602260203001, a test on 2026/2/26 at 15:02, a test temperature of 23.5 °C and a power recovery ratio of 50%; rated values are 90 mL/rev displacement, 3200 r/min maximum speed and 35 MPa rated pressure.

LMF90-23 Recorded Test Data

Measurement fields recorded for the LMF90-23 include speed, pressure, flow, displacement, torque, input power, output power, overall efficiency, volumetric efficiency and charge pressure. Selected factory-recorded test points are provided for reference.

• Set 1 — 1243 r/min at 5.5 MPa: 111.4 L/min, 89.6 mL/rev, 74 N·m, 9.6 kW in / 10.2 kW out, 106% overall, 100% volumetric
• Set 1 — 1241 r/min at 17.2 MPa: 108.4 L/min, 89.6 mL/rev, 249 N·m, 32.4 kW in / 31.1 kW out, 96% overall, 97.5% volumetric
• Set 1 — 1236 r/min at 30.1 MPa: 106.5 L/min, 89.6 mL/rev, 442 N·m, 57.2 kW in / 53.4 kW out, 93.4% overall, 96.1% volumetric
• Set 2 — 1270 r/min at 5.7 MPa: 113.9 L/min, 89.7 mL/rev, 82 N·m, 10.9 kW in / 10.8 kW out, 99.2% overall, 100% volumetric
• Set 2 — 1268 r/min at 17.0 MPa: 111.3 L/min, 89.7 mL/rev, 245 N·m, 32.5 kW in / 31.5 kW out, 96.9% overall, 97.9% volumetric
• Set 2 — 1265 r/min at 30.1 MPa: 109.3 L/min, 89.7 mL/rev, 452 N·m, 59.9 kW in / 54.8 kW out, 91.6% overall, 96.3% volumetric

Charge pressure: 1.2 MPa.

Values are reproduced from the original test record and should be interpreted according to the test-bench measurement and calculation method.

LMF90-23 Quality Control & Inspection

Product identification records, factory test documentation and engineering specifications underpin quality control for the LMF90-23. The test report documents the motor's displacement, pressure, speed, flow, torque, input power, output power and efficiency recorded during closed-loop testing.

Inspection Evidence

• Product model identification
• Hydraulic motor performance testing
• Pressure and speed verification
• Flow and displacement recording
• Torque and power measurement
• Overall and volumetric efficiency recording
• Engineering interface verification

Inspection scope also covers

• Dimensional inspection
• Surface and finish inspection
• Assembly inspection
• Leakage inspection
• Rotation (CW / CCW) inspection
• Port and interface inspection
• Final inspection before packing

LMF90-23 Engineering Drawing & Interface Data

The LMF70/90 series engineering drawing sets out the mounting flange, output shaft spline, hydraulic ports and rotation direction of the LMF90-23. Key interface information includes:

• 30° pressure angle
• 33.34 mm dividing circle diameter
• SAE mounting flange, 4 × M12 bolts, 25 mm depth
• L1 / L2 leakage ports: 1 1/16-12
• Speed sensor installation port: 1 1/16-12
• Flushing pressure measuring port: 9/16-18, 15 mm depth
• CW / CCW rotation
• 21-tooth involute output spline
• 16/32 radial pitch

LMF90-23 Application / Project Evidence

Application evidence for the LMF90-23 is provided by the project record “Variable Piston Pump for Belarus”, naming Shandong Highland Hydraulic Seiko Co., Ltd. as manufacturer, 100 units, and a rye harvester application for a customer in Belarus. The project therefore ties the motor to an agricultural harvesting application.

Primary application: Closed-loop hydrostatic transmissions

Documented project application: Rye harvester — Belarus project

• Project: Variable Piston Pump for Belarus
• Model: LMF90-23
• Quantity: 100 units
• Application: Rye harvester
• Client: Belarus
• Manufacturer: Shandong Highland Hydraulic Seiko Co., Ltd.
• Drive configuration: Closed Circuit Hydraulic System

LMF90-23 Technical Documents

Documentation available for the LMF90 series includes:

These documents confirm the LMF90 as a closed axial piston motor and provide data on displacement, speed, pressure, torque, power, temperature and weight.

Factory Production & Inspection Evidence

Each LPV90-MA-R-23 unit is produced by Shandong Highland Hydraulic Seiko Co., Ltd., with production information recorded for traceability. The supplied project record lists a production quantity of 100 units, and the factory test report identifies the tested unit by Component No. 02604200203002.

• LPV – LPV series closed axial piston pump
• 90 – 90 mL/r displacement
• MA – manual servo control
• R – clockwise rotation
• 23 – 23-tooth input shaft (16/32 pitch)

Evidence type: factory production / product identification.

Factory Performance Testing

The LPV90-MA-R-23 is tested on a closed-loop hydraulic pump test bench. The test documentation records Component No. 02604200203002, a test on 2026/4/20 at 9:12, a test temperature of 22.7 °C and a power recovery ratio of 50%. Rated displacement is 90.5 mL/rev and rated pressure is 35 MPa; the test-bench main parameters are a maximum speed of 3200 r/min and a maximum pressure of 42 MPa.

Recorded Test Data

For the LPV90-MA-R-23, the closed-loop report logs speed, pressure, flow, displacement, torque, input power, output power, overall efficiency, volumetric efficiency and charge pressure. Selected recorded points are shown for reference.

Charge pressure: 1.7 MPa; charge flow 22.4 L/min. Figures are reproduced from the original test record; interpretation should follow the test-bench measurement and calculation method.

Engineering Drawing & Dimensions

Engineering interface data for the LPV90-MA-R-23 is contained in the LPV70/90-MA-R/L-21/23/14-NN drawing, covering the mounting flange, output shaft spline, hydraulic ports, control interface and rotation direction. Key interface information includes:

• High pressure ports A and B; leakage ports L1 / L2; oil suction port S
• High pressure relief valves A / B; low pressure relief valve
• Pressure taps Ma / Mb: 9/16-18; servo-cylinder pressure taps (both sides): 9/16-18
• Input shaft spline options: 21 teeth (16/32 pitch), 23 teeth (16/32 pitch), 14 teeth (12/24 pitch), 30° pressure angle
• Input shaft dividing circle diameters: Ø33.34 mm (21T) / Ø36.5 mm (23T) / Ø29.63 mm (14T)
• Control handle spline: 1/4-20 UNC-2A, 24 teeth, diametrical pitch 64/128, OD 9.5 mm (SAE 1963)
• Mounting: 4 bolts M12, 25 mm depth; ports L1 / L2 1 1/16-12; port S 1 5/16-12; relief valve options 32 / 35 / 40 MPa; charge/suction pressure 1.8–2.4 MPa
• Rotation direction R (clockwise) / L (anticlockwise)

Drawing technical requirement: minimum speed 500 r/min, maximum speed 3000 r/min, rated working pressure 30 MPa. Interface dimensions should be confirmed against the engineering drawing before installation.

Quality Control & Final Inspection

Product identification, factory test documentation and engineering specifications form the basis of quality control for the LPV90-MA-R-23. The test report documents the pump's displacement, pressure, speed, flow and output power recorded during closed-loop testing.

• Product model identification
• Hydraulic pump performance testing
• Pressure and speed verification
• Flow and displacement recording
• Torque and power measurement
• Overall and volumetric efficiency recording
• Engineering interface verification

Dimensional inspection · surface and finish inspection · assembly inspection · leakage inspection · rotation (R / L) inspection · port and interface inspection · final inspection before packing.

Project Reference

The unit is documented in the project record for a Belarus customer. The record lists Shandong Highland Hydraulic Seiko Co., Ltd. as manufacturer, a quantity of 100 units and a rye harvester application.

• Project: Variable Piston Pump for Belarus
• Model: LPV90-MA-R-23
• Quantity: 100 units
• Application: Rye harvester
• Client: Belarus
• Manufacturer: Shandong Highland Hydraulic Seiko Co., Ltd.
• Drive configuration: Closed circuit hydraulic system

Technical Documents

Technical documents available for the LPV90-MA-R-23 include:

The documents provide displacement, speed, pressure, torque, power, temperature and weight data, confirming the LPV90 as a closed axial piston pump. The supporting documents are retained with the unit's component number for traceability.

Hydraulic Motor Pump System faq

Q1. Can I have a sample order for hydraulic motor pump system?

A: Yes, we welcome sample order to test and check quality.

Q2. What about the hydraulic motor pump system lead time?

10 to 15 days for samples, mass production according to MOQ

Q3. Do you have any MOQ limit for hydraulic motor pump system?

A: Low MOQ, 1pc for sample checking is available.

Q4. How do you ship the hydraulic motor pump system and how long does it take to arrive?

Ship by sea, it generally takes 15-20 days to arrive, and air is also optional.

Q5. How to proceed an order for hydraulic motor pump system

A: Firstly let us know your requirements or application.

Secondly We quote according to your requirements or our suggestions.

Thirdly customer confirms the samples and places deposit for formal order.

Fourthly We arrange the production.

Q6: Do you offer guarantee for the hydraulic motor pump system?

A: Yes, we offer 1 years warranty to our products.

Q7: How to deal with the faulty hydraulic motor pump system?

Firstly, our products are produced in strict quality control system.Secondly, we will inspect the defective pump and motor, and then respond according to the actual situation.

LMF90-23 Technical FAQ

Q: What is the rated displacement of the LMF90-23?

A: The LMF90-23 hydraulic motor has a rated displacement of 90 mL/rev.

Q: What is the continuous working pressure?

A: The continuous working pressure (ΔP) is 30 MPa, with a rated working pressure of 35 MPa and a maximum (transient) working pressure of 38 MPa.

Q: What is the maximum continuous speed?

A: 3200 r/min at full load, with a minimum continuous working speed of 500 r/min.

Q: What type of hydraulic circuit is the LMF90 designed for?

A: The LMF90 is designed for closed-circuit hydraulic systems.

Q: Is an engineering drawing available for installation verification?

A: Yes. An LMF70/90 series engineering drawing is available, covering the mounting flange, output shaft spline, hydraulic ports and rotation direction.

Q: Can the motor be supplied with different control or valve configurations?

A: For details of available control, valve or mounting configurations, please contact us with your application requirements.