CNC Cylindrical Grinders


High-precision cylindrical grinding machine for inside and outside grinding
  • Center height 5 in
  • Workpiece length (max.) 22 in
  • Grinding diameter 7.9 in
Part No. 100018

Working Area
Center height5 in
Workpiece length (max.)22 in
Grinding length20 in
Work piece weight (max.)110 lbs
Grinding diameter7.9 in
Inside grinding diameter0.8 - 3.9 in
Inside grinding depth4.9 in
Table swivel range (max.)3° / 9° R / L
Travel X-axis6.3 in
Table feed, infinitely variable0.33 - 13.08 fpm
Working spindle speed, infinitely variable40 - 460 rpm
Work piece headstock swivel range r/l360° / 45° pitch
Working spindle taperMT 4
Grinding headstock
Grinding spindle speed1,670 rpm
Inside grinding spindle speed15,000 rpm
Grinding headstock swivel range (r+l)30° / 180°
Tailstock taperMT 4
Drive Capacity
Motor rating working spindle1 Hp
Motor rating outside grinding5.4 Hp
Motor rating X axis feed1.7 Hp
Motor rating Z axis feed1.7 Hp
Measures and Weights
Grinding wheels dimensions16x2x8 in
Overall dimensions (length x width x height)115x89x69 in
Weight7,700 lbs
Part No. 100018

  • Superior machining quality and high flexibility for small batch productions
  • These proven, solid machine frames with wide V-guides and boxways ensure low vibrations for optimum work results
  • Servo-driven axes run on precision preloaded ball screws
  • Electronic hand-wheels for grinding headstock movement
  • High-precision hydrodynamic bearings of the grinding spindle ensure optimum grinding results
  • Fagor control, optimized for grinding cycles

Innovative, intuitive and customized

  • Featuring standard cycles plus KNUTH-specific cycle user interface that can be customized to match the existing machine configuration - for maximual utilization and optimized processes
  • The workpiece can be programmed via cycles or G-codes (DIN ISO) or a combination of both systems
  • grinding wheel can be dressed prior or during the entire machining process (incl. compensation)
  • automatic grinding wheel dressing cycle can be selected before finishing operation (incl. compensation)
  • manual swing grinding mode, like on a conventional machine, but with electronic hand-wheels
  • USB port at front of control, configuration with RS 232 & Ethernet (optional) data ports is possible (incl. date transfer software)
  • cycle Examples: Plunge-cut grinding, plunge-cut grinding with oscillation, and cylindrical grinding

  • control Fagor 8055i FL-TCO
  • internal grinding equipment
  • 3-jaw chuck
  • grinding wheel balancing station
  • center point
  • fully enclosed housing
  • coolant system
  • automatic central lubrication
  • leveling feet
  • grinding wheel flange
  • work lamp
  • operating manual and programming instructions