GMC GML-1640HD/1660HD Heavy Duty Lathe


GMC GML-1640HD Heavy Duty Lathe metalworking lathe	GMC GML-1660HD Heavy Duty Lathe metalworking lathe

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Features

ISO 9002 certified
Large spindle bore 2 1/16 inch
Heavy duty spindle D1-6
One-piece solid cast iron machine base
Heavy duty guideway width 10 1/4 inch
Heavy duty main motor- 6HP
16 spindle speeds from 45-1800rpm-45/70/90/108/140/165/215/255/330/385/510/585/770/900/1170/1800rpm
40 kinds of inch threads, and 22 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
One year warranty for parts

Standard Equipment For GML-1640HD and GML-1660HD Heavy Duty Lathes

Specifications
Model	GML-1640HD	GML-1660HD
Max. swing over bed	16-1/16"	16-1/16"
Max. length of workpiece	40"	60"
Max. swing over cross slide	10-1/16"	10-1/16"
Max. Swing in gap	23-1/4"	23-1/4"
Width of Bed	10-1/4"	10-1/4"
Effective length in gap to spindle	8-1/2"	8-1/2"
Effective length in gap to chuck jaws	3-1/2"	3-1/2"
Spindle bore	2-1/16" , D1-6	2-1/16" , D1-6
Taper of spindle center	M.T.# 6 (with MT6/MT4 sleeve)	M.T.# 6 (with MT6/MT4 sleeve)
Spindle speeds	45-1,800 rpm / 16 steps	45-1,800 rpm / 16 steps
Longitudinal feeds	0.0018-0.07 IPR, 42 kinds	0.0018-0.07 IPR, 42 kinds
Cross feeds	0.0009-0.03 IPR, 42 kinds	0.0009-0.03 IPR, 42 kinds
Inch threads	70-2 TPI, 45 kinds	70-2 TPI, 45 kinds
Metric threads	0.20-14 mm, 39 kinds	0.20-14 mm, 39 kinds
Module threads	0.3-3.6 mm, 18 kinds	0.3-3.6 mm, 18 kinds
Diametral pitch threads	8-40 DP , 21 kinds	8-40 DP , 21 kinds
Max. travel of top slide	4-1/4"	4-1/4"
Max. travel of cross slide	8-1/2"	8-1/2"
Diameter of tailstock quill	2-1/16"	2-1/16"
Max. travel of tailstock quill	5"	5"
Taper of tailstock quill center	M.T. # 4	M.T. # 4
Main motor	6 HP, 220V only, 3 phase	6 HP, 220V only, 3 phase
Coolant pump motor	1/8 HP, 220V, 3 phase	1/8 HP, 220V, 3 phase
Net weight, approx.	4,150 LBS	4,850 LBS
Overall dimensions, LxWxH	79" x 38" x 56"	100" x 38" x 56"

One year warranty for parts

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Optional Equipment For GML-1640HD & GML-1660HD Heavy Duty Lathes