Hydraulic Motors
KMF90 Hydraulic Motor
KMF90 Hydraulic Motor

ATUS KMF90 Series Plug-in Quantitation Fixed Piston MotorKMF90 Fixed Displacement Piston Motor, High Torque Hydraulic Motor for Excavator Swing & Pile Machinery

ATUS KMF90 fixed displacement axial piston hydraulic motor is engineered for high-pressure construction machinery driving systems. It features compact rigid structure, stable high-torque output, smooth low-speed operation and sensitive reversing performance. With excellent overload and impact resistance, it supports bi-directional continuous operation. Widely applied in excavator swing mechanisms, vibratory pile hammers, pile driving and extracting equipment. Fully factory pressure tested, perfectly interchangeable with imported models. OEM service and professional technical support available. Welcome your inquiry.

Details

Product Introduction

ATUS KMF90 plug-in fixed displacement bent axis hydraulic motor is engineered for high torque drive systems of construction machinery. Compact intermediate flange design enables direct combination with reducers. Stable performance under high pressure, ideal replacement hydraulic motor for vibratory pile hammers and rotary equipment. Multiple displacement options available.

Technical Specifications:

  • Size (NG): 90

  • Displacement (cm³/rev): 90

  • Speed (rpm): 3000

  • Torque p=350bar (Nm): 459

  • N.W. (KG): 36

  • Rated Pressure: 320 bar

  • Reak Pressure: 350 bar

  • Motor Type: Axial piston fixed displacement motor

  • Application Field: Used in high-frequency vibration motors of pile drivers and various types of equipment that require high-speed rotation

Features

  • Fixed displacement 90cc/rev, rated pressure 320bar, peak pressure up to 350bar

  • Plug-in installation structure, easy assembly with speed reducers

  • Bent axis axial piston structure, high starting torque and smooth operation

  • Integrated housing design, strong resistance to heavy vibration

  • 19-tooth spline shaft option, multiple mounting dimensions available

  • Low leakage and high volumetric efficiency for continuous heavy-duty work

  • Adapt to open and closed hydraulic circuits

  • Robust casting body for long service life in harsh construction site environments

  • Supports direct replacement of original motors, minimal modification required

  • Complete spare parts supply for maintenance

Advantages:

  • High Efficiency: Tapered piston bent-axis design ensures outstanding mechanical and volumetric efficiency.

  • Compact Design: Excellent power-to-weight ratio, allowing for easy installation in tight spaces.

  • Smooth Operation: Delivers high start-up torque and stable low-speed performance.

  • Wide Application: Perfectly suited for excavator swing/slewing drives, concrete mixers, and mobile hydraulic systems.

Application Range

Vibratory pile hammer, rotary drilling rig, foundation construction machinery, mobile engineering equipment, heavy-duty rotary drive systems.

Notes & Service

Please confirm model, displacement, spline shaft size and mounting dimension before placing orders.

ATUS KMF90 hydraulic motor supports modular replacement and on-site maintenance.

We provide professional technical support and reliable after-sales service.

FAQ

Q1: How to verify more realistically that ATUS is a factory?
A1: 1)Welcome to visite ATUS workshop by online video Live.
      2)Field visite to ATUS manufacturing workshop

Q2: What is the MOQ ?
A2: MOQ 1 PCS

Q3: Can I mark my own brand on the pump?
A3: Sure. Full order Can mark your brand and code

Q4: How long is your delivery time ?
A4: 1).ATUS warehouse stock 2-3 days. No stock 7-15 days
      2).ATUS custom production 7-10 days.
      3).Mass production: determined according to the quantity

Q5: What payment method is accepted ?
A5: TT,LC,Western union,Trade assurance,VISA

Q6: How to Place your order ?
A6: 1).Tell us Model number ,quantity and other special requirements.
      2).Proforma Invoice will be made and send for your approval.
      3).Productions will be arranged upon receipt of your approval and payment or deposit.
      4).Goods will be delivered as stated on the proforma invoice.

Q7: What kind of inspection you can provide ?
A7: 1).ISO9000 quality system certification.
      2).ATUS is tested from material procurement to finished product by different departments such as QA, QC, and sales representatives to ensure that all pumps are in perfect condition prior to shipment. We also accept inspection by a third party you specify.


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