HIGH SPEED PRECISION GAP BED LATHES

Model # GT-1860DB and # GT-1880DB

3-1/16” LARGE SPINDLE BORE

“GMC” Lathe # GT-1860DB, 18” x 60”,  3-1/16” bore,  7-1/2 HP

“GMC” Lathe # GT-1880DB, 18” x 60”,  3-1/16” bore,  7-1/2 HP

Come with free taper attachment installed

Machine Standard Features and Equipment:

  • ISO 9001 certified
  • Large spindle bore 3-1/16”
  • Heavy Duty spindle D1-8
  • One-piece solid cast iron machine base
  • Heavy Duty guideway width 11 13/16”
  • Heavy Duty main motor 7.5HP

12 spindle speeds from 24-1,600 rpm, speeds: 24/ 32/  55/ 70 / 95/ 160 / 240/ 320/

550 / 700 / 950 / 1,600 rpm

  • 40 kinds of inch threads, and 41 kinds of metric threads
  • Threading and feeding rate change without changing gears
  • Automatic kick-out longitudinal carriage stop system
  • 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

“GMC” Heavy Duty Gap Bed Lathes Specifications

         GT-1860DB        GT-1880DB
Max. swing over bed                                   18”
Max. length of workpiece              60”            80”
Max. swing over cross slide                               11-5/16”
Max. Swing in gap                                   25 3/16”
Width of Bed                                   11 13/16”
Effective length in gap to spindle                                    10 ¼”
Effective length in gap to chuck jaws                                       3”
Spindle bore                            3-1/16” , D1-8
Taper of spindle center                              M.T.# 6
Spindle speeds                 24-1,600 rpm / 12 steps

24/32/55/70/95/160/240/320/550/700/950/1600 rpm

Longitudinal feeds               0.0012-0.0252 IPR, 42 kinds
Cross feeds               0.0006-0.0126 IPR, 42 kinds
Inch threads 56-2   TPI, 40 kinds

56,52,48,46,44,40,36,32,28,26,24,23,22,20,18,16,14,13,12, 11-1/2, 11, 10, 9,8,7,6-1/2, 6, 5-3/4, 5-1/2, 5, 4-1/2, 4, 3-1/2, 3-1/4, 3, 2-7/8, 2-3/4, 2-1/2, 2-1/4, 2

Metric threads                   0.4-14 mm , 53 kinds
Module threads                  0.4-7 mm, 32 kinds
Diameteral pitch threads                   32-4 DP , 32 kinds
Max. travel of top slide                              5”
Max. travel of cross slide                             12”
4-way tool post size                            1” x 1”
Longitudinal leadscrew diameter / pitch                 1-1/2”   /  4 PTI
Max. weight of workpiece                               800 LBS
Max. travel of tailstock quill                               4-3/4”
Diameter of tailstock quill                               2-1/8”
Taper of tailsotck quill center                             M.T. # 4
Main motor 7.5 HP, 220V/440V, 3 phase, prewired on 220V
Coolant pump motor 1/8 HP, 220V/440V, 3 phase, prewired on 220V
Net weight, approx.       5,950 LBS       6,750 LBS
Overall dimensions, LxWxH    108” x 41” x 58”    128” x 41” x 58”

 

Standard Equipment (free) for Lathes # GT-1860DB and # GT-1880DB:

  • Free Taper turning attachment, , installed
  • 10” 3-jsw chuck with set reversible jaws
  • 12” 4-jaw chuck
  • 16” Face plate
  • 10” drive plate
  • 5 1/2” large steady rest
  • 3” follow rest
  • Removeable gap
  • 4-way tools post
  • Foot brake
  • Work light and coolant system
  • Manual Lube pump on apron for all guideways
  • Automatic kick-out longitudinal carriage stop system
  • Full length splash guard
  • (2) dead centers and (1) reducing sleeve
  • Thread chasing dial
  • Tool box

Optional Equipment for Heavy Duty Lathes

  • Micro Carriage Stop (turret type)
  • DRO for # 1840, NEWALL C80 (England), 2 axis, free install
  • DRO for # 1860, NEWALL (England), 2 axis, free install
  • OEM DRO for 1880DB, glass scales, 0.0001” solution , free install
  • OEM DRO for 1860DB, glass scales, 0.0001” solution , free install
  • 10” large steady rest with roller jaws
  • 5-C Hand lever type collet closer, free install
  • 33 pc 5C collet set, from 1/16”-1-1/16” by 32nd, Part# 900-0014.
  • Taper turning attachment, free installation
  • China ALORIS type QC tool post set # 900-0051-300, 6 pcs
  • Live center for tailstock, MT# 4, part# 900-0050-04.
  • 5pc Indexable carbide turning set # 2003-0005
  • Lathe package # 1, incl 5pc indexable carbide turning set# 2003-0005

½ drill chuck # 700-0102, Chuck arbor # 700-0153 and 29pc Titanium

drill bit set #5000-0001T

Validity:         30 days

Delivery:         in stock

Terms:            NET 30 days WAC

FOB:               Ontario, CA

Shown Model#  GT-1840DB