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GMC GML-72 Series, 72 x 60-240 inch Gap

Standard Features

  • ISO 9001 certified
  • Large spindle bore 5 1/8 inch
  • Heavy Duty spindle D1-11
  • Heavy Duty guideway width 24 inch
  • Heavy Duty main motor 20 HP
  • 18 spindle speeds from 6 to 480 rpm
  • 31 kinds of inch threads, and 53 kinds of metric threads
  • Threading and feeding rate change without changing gears
  • 4-way rapid traverse to carriage and cross slide
  • 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
  • Adjustable hydraulic clutch for spindle turning and brake
  • Power 220V /208V , 3 phase, 60 HZ ( 440V /460V is optional )
  • One year industrial warranty for parts

Standard Accessories:

  • 20 inch 3-jaw chuck with top reversible jaws
  • 25 inch 4-jaw chuck with top reversible jaws
  • 55 inch Face plate
  • 12 inch drive plate
  • 27 inch large steady rest
  • Follow rest
  • Removeable gap
  • 4-way tools post
  • Foot brake
  • Work light and coolant system
  • Section splash guard on rear of carriage
  • (2) dead centers and (1) reducing sleeve
  • Thread chasing dial
  • 4-way rapid traverse on carriage
  • Tool box
Specifications
Model GML-7260H GML-7280H GML-72120H GML-72180H GML-72240H
Max. swing over bed 72-1/16 inch
Max. length of workpiece 60 inch 80 inch 120 inch 180 inch 240 inch
Max. Swing over gap 78-3/4 inch
Width of Bed 24 inch
Effective length in gap to spindle 15 inch
Effective length in gap to chuck jaws 9 inch
Spindle bore 5-1/8 inch, D1-11
Taper of spindle center MT 5
Spindle speeds 6-480 rpm / 18 steps
Longitudinal feeds 0.0027 – 0.66 inch IPR, 64 kinds
Cross feeds 0.00157 – 0.0378 inch IPR, 64 kinds
Inch threads 32-2 TPI, 31 kinds
Metric threads 1-240mm , 53 kinds
Module threads 0.25-60mm, 47 kinds
Diameter pitch threads 60-1/2 DP , 47 kinds
Max. Travel of top slide 8/7/8 inch
Max. Travel of cross slide 36 inch
Longitudinal rapid traverse 126 inch/ min.
Cross rapid traverse 75 inch / min
Diameter of tailstock quill 4-3/4 inch
Max. Travel of tailstock quill 10-5/8 inch
Taper of tailstock quill center MT6
Main Motor 20 HP, 220V/440V, 3 phase, prewired 220V
Rapid traverse motor 2 HP, 220V/440V, 3 phase, prewired on 220V
Coolant pump motor 1/8HP, 220V/440V, 3phase, prewired on 220V
Net weight, approx. LBS 19,200 19,900 21,600 23,600 24,700
Overall dimensions, LxWxH (in) 152x87x94 171x87x94 204x87x94 263x87x94 327x87x94

1 Year Parts Only Warranty

Options:

  • Taper attachment, 30” travel, # TA-72H
  • DRO for GML-7280H, SINO, # SINO-3680, 2 axis, free install
  • DRO for #GML-7280H,NEWALL # NW3680, 2 axis, free install
  • DRO for #GML-72120H,NEWALL # NW36120, 2 axis, free install
  • DRO for #GM-72180H, NEWALL # NW36160, 2 axis, free install
  • DRO for #GML-72240H,NEWALL # NW36240, 2 axis, free install
Call for price. GMCGML-7260H
GML-7280H
Mfg. item #: GML-7280H
GMCGML-7280H
lease to own for as little as:$1,599 per month!
Free shipping to most locations in lower 48 states.22
$79,950.00

6
GML-72120H
Mfg. item #: GML-72120H
GMCGML-72120H
lease to own for as little as:$1,639 per month!
Free shipping to most locations in lower 48 states.22
$81,950.00

6
GML-72180H
Mfg. item #: GML-72180H
GMCGML-72180H
lease to own for as little as:$1,719 per month!
Free shipping to most locations in lower 48 states.22
$85,950.00

6
GML-72240H
Mfg. item #: GML-72240H
GMCGML-72240H
lease to own for as little as:$2,059 per month!
Free shipping to most locations in lower 48 states.22
$102,950.00

6
Call for price. GMCTA-72H
Call for price. GMCSINO-3680
Call for price. GMCNW3680
Call for price. GMCNW36120
Call for price. GMCNW36160
Call for price. GMCNW36240
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