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Elka Precision

A world leader in the design, development and
manufacturing of ultra-high precision hydrostatic spindles, hydrostatic spin-tables & hydrostatic slides.

high-speed hydrostatic spindles hydrostatic tables & slides

Technical Data for ELKA Precision's 6000RPM maximum speed hydrostatic work head grinding spindle:

  • Maximal Speed:
    6,000 RPMs
  • Built-In Permanent Magnets Motor
  • Maximal continuous power:
    12.5 kW
  • Feedback is HEIDENHAIN Encoder
    ERM 280
  • Oil Viscosity @ 40 Degrees C:
    5 cst
  • Supply Pressure:
    60 Bars
  • Radial Error Motion:
    <0.03 micrometers
  • Axial Error Motion:
    <0.10 micrometers
  • Friction Power @ Maximal Speed:
    3.7 kW
  • Flow Rate at 60 Bar Supply Pressure:
    6 liters/min
  • Oil Pumping Power:
    0.6 kW
  • Heat Generated by Motor
    Windings at Maximal Load:
    0.75 kW
  • Total Heat Generation to be Compensated:
    5.0 kW (4,500 kcal/hour)
  • Axial Stiffness:
    650 N/micrometer
  • Axial Load Capacity:
    7,800 N
  • Radial Stiffness at the Shaft Front End:
    400 N/micrometer
  • Radial Load Capacity
    at the Shaft Front End:
    4,700 N
  • Spindle Housing Cartridge Diameter:
    170 mm
  • Spindle Total Length:
    450 mm

Contact ELKA Precision today for more information on our 6000 RPM hydrostatic spindle, or your custom hydrostatic needs.

6000 RPM Hydrostatic Work Head Grinding Spindle
model # ELP 6/12-WG

Accuracy & Reliability
Every ELKA Precision hydrostatic spindle has proven to provide extremely precise grinding capabilities, and will maintain grinding excellence even in the toughest situations. Our spindles are currently used throughout the world for a variety of precision applications, and can be custom-fitted to suit your exact specifications. With precise rotational accuracy and lasting vibration resistance, our 6000 RPM spindle has tested accurate, is proven to be dependable and is ready to provide you with unmatched grinding efficiency and quality.

6000 RPM Hydrostatic Work Head Grinding Spindle
Dynamic Response at the Shaft Front Flange to 100 N Force
Hydrostatic Work Head Grinding Precision

0.03μm Radial Error Motion @ 3000RPM - Donaldson Reversal Method
Hydrostatic Work Head Grinding Precision

ELKA’s Precision offers a wide range of hydrostatic work head grinding spindles, milling spindles and internal grinding spindles. Please contact us for more information on our 6000 RPM work head spindle, or for any of your hydrostatic grinding needs.