Advanced grinding with features that increase grinding accuracy and efficiency.

The Leadermac G320B Automatic Cutterhead Grinder is an advanced grinder that features fully automatic grinding operations and PLC control for high grinding accuracy.

Why Leadermac G320B Automatic Cutterhead Grinder?

  • Extra heavy machine frame to ensure machine stability and accuracy
  • Heavy safety enclosure with excellent lighting system also providing quick & easy access to machine and heads.
  • Quick change system for head-to-head change
  • Programmed for both automatic & manual operation through plc
  • Indexing for any even number of knives (32 max)
  • Automatic incremental variable feed speeds
  • Automatic rough, finish and spark out grinding
  • Variable depth of grind for rough and finish grinding
  • Infinitely variable table traverse speed with servo drive with accurate length control
  • Grinding wheel RPM variable from 1000-6000 rpm
  • Head infeed by servo motor controlled thru touch screen
  • Head infeed rapid motorized position control
  • Head raise and fall with ball screw and servo motor, programmable thru touch screen
  • Operator friendly touch screen control system
  • Start/stop and emergency stop buttons
  • Simple set-up gauging system to determine clearance angle and grinding requirements
  • Self contained re-circulating coolant system
  • Flood coolant system & coolant tank with removable magnetic filter trap
  • 1 cutterhead arbor – diameter as desired
  • Tool storage compartment complete with set of wrenches
Machine Capacity
Maximum  Length of Cutterhead
320 mm (longer optional)
Maximum Swing of Cutterhead
350 mm
Minimum  Swing of Cutterhead
125 mm
Maximum number of knives
Grinding Wheel
175 mm
25.4 mm
Spindle Speed (synchronous)
1,000 – 6,000 RPM
Machine Table
Traverse Speed (infinitely variable)
2 – 10 FPM
0.6 – 3m/min
Indexing Unit
Indexing Rate
1 RPM standard and 4 RPM for 8 knives or less
Motor Outputs
Grinding Spindle
5 HP
3.75 kw
Hydraulic Motor(Table Feed)
1 HP
0.75 Kw
Coolant pump
0.25 HP
0.188 Kw
Coolant System
Tank capacity
6.15 gal.
23 litres
3.5 gal.
11  litres
Machine Dimensions
1,800 mm
1,985 mm
1,645 mm
2,453 lbs.
1115 kg.
460/3/60 to CSA/UL Standards

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