Centerless Grinding Machine

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Prime Machine tools is Manufacturer Of Centerless Grinding machine with prime's Spirit of Precision And Superiority, Prime Centerless Grinders Generally Meant for metalic & non-metalic Parts For Productsction with microns Accuracy.

Salient Features


  • The Machine Body Is of One Piece Close Grained cast iron.
  • Special type design, heavy, rigid & stable

Wheel Head :

  • Special alloy steel with heat treated. Ground and lapped for high accuracy and long life.
  • Special design white metal bush bearings for high accuracy and excellent surface finishing.

Regulating Wheel Head

  • Wheel head is mounted on double slide & swivel Plate arrangement.
  • Specially heat treated, ground & lapped spindle runs in Oil immersed. Antitriction bearing.
  • Give high acuracy& true running to spindle.
  • D.C. Drive or (A.C Variable drive) provided to get ,Variable speed of regulating wheel / work piece. For achieving high production & good accuracies optimum rpm of work piece can be set.
  • Through Feed grinding facility can achieve to tilting regulating wheel head invertical plane.

Taper Grinding

  • For fast & accurate Taper Grinding & Taper correction. reguating wheel can be swivelled in horizontal plane by the swivel plale.

Trimming Device

  • Both the Grinding & regulating wheels are equipped with independent hydraulic allyoperated Trimmingunit device.

Hydraulic/ Electronical Unit

  • Hydraulic Power pack unit housed outside the machine for easy maintenance.
  • All electrical mounted in a concise panel box centralized control For operators.

Infeed System

  • Infeed system can be achieve Through regulating wheel head which slide through a hardened & ground feed screw, which ensures high positioning accuracy & repeatability.
  • Backlash adjustmentcan donebyspecially designed nut.
  • The upper slide moves the regulating wheel head in relation to the work rest for easy job sel up & lower (feed) slide is used for feeding work to the grindingwheel.
  • Work blades can be adjusted in height on work base for different size of components work rest base is firmly screwed to the feed slide convenience.


  • Centralize lubrication system provide for efficient and positive lubricalion of moving parts.
Grinding range (Dia) Ømm2-1002-125
Max. Length in through feed grindingmm220270
Grinding wheel size (d x w x b)mm350x100x127350x150x127
Regulating wheel size (d x w x b)mm230x100x76.2230x150 x 76,2
Regulating wheel speed (infinitely variable)rpm20 - 20020-130
Swivel of Regulating Wheel head in :- Horizontal plane for taper correction / taper grindingdeg±1.5±1.5
- Vertical plane for Thrufeed Grindingdeg±1.5± 5
Grinding and Regulating Wheel dresserHydraulicHydraulic
Swivel of Grinding and Regulating wheel dresserdeg±5±5
Grinding Wheel motor powerhp7.510
Regulating wheel motor powerhp11.5