E Type Manual Chuck for EDM machine

Model : HE-65E

  • Quick Clamp Mechanism
  • Center oiling function
  • Maximum allowable current : 120A
  • Clamping force : 1000kgs 
  • Repeat positioning accuracy : 2µm
  • Weight : 1.5kgs
  • Material : SUS420J2 52 HRC
  • Draw Bar Size same as EROWA system
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Manual Chuck Diagram


  1. H-24 Replaceable Positioning Block :
    A breakthrough patent design, upgrading your chucks to be part of the asset instead of consumables. If it’s damaged, you can replace it in a short time without affecting the productivity.
  2. When the surface for Z axis is damaged, you may repair by laser welding with the steel. (60 HRC, SUS440 best recommended). Or, you may send it back to us for a repair.
  3. Locking screws : Material SNCM high tension screws, 36~38 HRC. The surface coated with tungsten with more mechanical flexibility.
    Attention : The feature of tungsten coated surface can not work under sulfur environment.
  4. Clamping type mechanism : Patented clamping type design, simple and durable structure which can sustain
    the clamping force more than 4000 kgs.
    Four locking surfaces can bear dramatic vibration and won’t affect the drawbar. Material SUS420, 48~50 HRC.


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Chuck in EDM Machine

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Chuck in EDM Machine




CGM Installation instructions


  • Loose the old adjustment head.
  • Setup M106 adjustment head and fasten tightly.
    If it doesn't fit, please process the holes according to M106 graph.
  • Set up the chuck and fasten tightly.
    (The insulation pad should be in between of M106 and the chuck)
  • Use EDM negative line to make sure the chuck and machine wouldn't have short circuit.
  • Use ST-164 and ST-165 to adjust X and Y axis's flatness and parallelism.
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ST-164S.jpg ST-165S.jpg



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