Overview

Make
GMC
Model
GML-1660HD
Condition
New
Stock #
GML-1660HD

Spec Sheet

  • 1 year parts warranty for this model  
  • ISO 9001 certified
  • Large spindle bore 2-1/16”
  • Heavy Duty spindle D1-6
  • One-piece solid cast iron machine base
  • Heavy Duty guideway width 10-1/4”
  • Heavy Duty main motor 6 HP
  • 16 spindle speeds from 45-1,800 rpm, speeds: 45/70/90/108/140/165/215/255/330/385/510/585/770/900/1170/1800rpm
  • 45 kinds of inch threads, and 39 kinds of metric threads
  • Threading and feeding rate change without changing gears
  • Spindle is balanced, hardened and precision ground
  • Spindle is supported at 3-point by high precision bearings  
  • All gears and shafts are hardened and precision ground
  • Guideways induction hardened and precision ground
  • Automatic lubrication system in headstock and feed box

    DISCLAIMER

    Please note this machine is incompatible with the use of a rotary phase converter. Any attempt to purchase, install, or employ one, whether carried out by you or a professional service company, will automatically void the warranty. It is crucial to understand that any such actions are entirely the responsibility of the buyer.

     This disclaimer is intended to clearly convey that the utilization of a rotary phase converter to power or operate this machine is not supported.

    Max. swing over bed 16 1/16"
    Max. length of workpiece 60"
    Max. swing over cross slide 10 1/4"
    Max. Swing in gap 23 1/4"
    Width of Bed 10 1/4"
    Effective length in gap to spindle 8 1/2"
    Effective length in gap to chuck jaws 3 1/2"
    Spindle bore 2 1/16" D1-6
    Taper of spindle center M.T. #6 (MT6/MT4 sleeve)
    Spindle speeds 45-1,800 rpm / 16 steps
    Longitudinal feeds 0.0018-0.07 IPR, 42 kinds
    Cross feeds 0.0009-0.03 IPR, 42 kinds
    Inch threads 70-2 TPI, 45 kinds
    Metric threads 0.2-14 mm , 39 kinds
    Diametral Pitch threads 8-40 DP , 21 kinds
    Module threads 0.3-3.6 mm, 18 kinds
    Max. travel of top slide 4 1/4"
    Max. travel of cross slide 8 1/2"

    Spindle length w/o chuck

    Leadscrew length X TPI

    20 1/2"

    1 1/4" x 4 TPI

    Diameter of tailstock quill 2 1/16"

    Max. travel of tailstock quill

    5"

    Taper of tailstock quill center MT4
    Main motor 6 HP, 220V/20A, 3 Phase
    Coolant pump 1/8 HP, 220V, 3 Phase
    Net weight 4,850 lbs.
    Overall dimensions, LxWxH 100" x 32.2" x 56"

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