BALANCING MACHINE MANDREL

BALANCING MACHINE MANDREL
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BALANCING MACHINE MANDREL

A Balancing Machine Mandrel is a high-precision holding tool used to mount rotors, shafts, armatures, fans, impellers, and cylindrical components on static or dynamic balancing machines. It ensures accurate concentric mounting for reliable unbalance detection and correction, delivering repeatable and precise balancing results in production and quality-control applications.

 
 

A Balancing Machine Mandrel is a high-precision holding tool used to mount rotors, shafts, armatures, fans, impellers, and cylindrical components on dynamic or static balancing machines.
The mandrel ensures perfect concentric mounting, allowing accurate detection and correction of unbalance.

Manufactured with tight tolerances and superior surface finish, balancing mandrels are critical for achieving repeatable and reliable balancing results in production and quality-control environments.


Applications

Balancing Machine Mandrels are widely used in:

  • Dynamic & Static Balancing Machines
  • Electric motor rotors & armatures
  • Pump impellers & turbine components
  • Fans, blowers & flywheels
  • Automotive crankshafts & shafts
  • Aerospace & precision rotating parts
  • Production balancing & inspection setups

Key Features

  • High concentricity for accurate balancing results
  • Hardened & precision-ground construction
  • Excellent rigidity and vibration stability
  • Fine surface finish for damage-free mounting
  • Long service life with wear resistance
  • Compatible with soft-bearing & hard-bearing machines
  • Custom-designed as per component bore & machine type

Technical Specifications

  • Material: EN31 / EN24 / Alloy Steel
  • Hardness: 58–62 HRC (working surfaces)
  • Accuracy: ≤ 0.005 – 0.01 mm TIR
  • Mounting Type: Taper, Straight Shank, Stepped
  • Component Holding: Bore mounting / face location
  • Customization: As per component drawing or sample

Types of Balancing Mandrels

  • Straight Mandrel
  • Taper Mandrel
  • Stepped Mandrel
  • Expanding Mandrel
  • Special Mandrel for Thin-wall Components
  • High-speed Balancing Mandrel

Advantages

  • Improves balancing accuracy & repeatability
  • Reduces setup errors on balancing machines
  • Faster loading & unloading of components
  • Minimizes component distortion
  • Ideal for mass production & quality inspection

Product Inquiry

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