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- Description
- ISO 9001 certified
- Large spindle bore 4-1/8”
- Adjustable mechanical spindle clutch for spindle start Forward/reverse and brake, spindle brake without stop the spindle motor to longer motor 8 times life than most other Brand lathe with electrical start/stop.
- 4-way rapid traverse on Longitudinal and cross ways
- All dual inch/metric dials.
- solid cast iron machine base
- Heavy Duty guideway width 20-1/2”
- Heavy Duty main motor 15 HP
- 12 spindle speeds from 30-1,400 rpm
- Oil pump on apron for all ways and leadscrews
- 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
- Free Taper turning attachment, installed
- Automatic longitudinal kick-out carriage stop system for GT-3280 only
- 16” 3-jaw chuck with top reversible jaws
- 20” 4-jaw chuck
- 25” Face plate
- 10” drive plate
- 6-3/4” – 12-1/2” large steady rest with roller jaws
- 1”-3” follow rest
- Removable gap
- 4-way tools post
- Foot brake
- Halogen Work light
- coolant system
- Oil pump on apron for lubrication to all ways and leadscrews
- Full length rear splash for GT-3280 only
- (2) dead centers and (1) reducing sleeve
- Thread chasing dial
- Tool box
- Manufacturer
- Specifications
- Options/Accessories
GMC Heavy Duty Precision Gap Bed Lathe GT-3280
STANDARD EQUIPMENT:
Manufacturer:
GMC Machine Tools
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Max. swing over bed
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32"
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Max. length of workpiece
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80"
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Max. swing over cross slide
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22-1/16”
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Max. Swing in gap
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39-1/2”
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Width of Bed
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20-1/2"
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Effective length in gap to spindle
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10"
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Effective length in gap to chuck jaws
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7"
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Spindle bore
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4-1/8”
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Taper of spindle center
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MT6
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Spindle speeds
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30-1,400 rpm / 12 steps
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Longitudinal feeds
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0.0023-0.093 IPR, 65 kinds
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Cross feeds
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0.0011-0.04 IPR, 65 kinds
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Inch threads
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28-2 TPI, 27 kinds
28,14,7,3-1/2, 27, 24, 12, 6, 3, 22, 11, 5-1/2, 2-3/4, 20, 10, 5, 2-1/2, 18,9,4-1/2, 2-1/4, 16, 8, 4, 2, 11-1/2, 19 |
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Metric threads
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1-14 mm , 22 kinds
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Module threads
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0.5-7 mm, 18 kinds
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Diameter Pitch threads
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56-4 DP , 24 kinds
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Max. travel of top slide
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5-3/4"
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Max. travel of cross slide
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17"
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Longitudinal rapid traverse
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18 ft / min
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Cross rapid traverse
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8 ft / min
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Diameter of tailstock quill
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3"
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Max. travel of tailstock quill
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6”
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Taper of tailstock quill center
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M.T. # 5
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Max. weight of workpiece
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2,800 lbs.
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4-way Tool Post Size
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1" x 1"
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Longitudinal leadscrew diameter / pitch
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Diameter: 3” / Pitch: 2 TPI
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Main motor
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15 HP, 220V/440V, 3 phase, prewired on 220V
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Rapid traverse motor
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1/3 HP, 220V/440V, 3 phase, prewired on 220V
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Coolant pump motor
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1/8 HP,220V/440V, 3 phase, prewired on 220V
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Net weight, approx.
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9,350 lbs
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Overall dimensions, LxWxH
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142” x 46” x 68”
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Specifications are subject to change without notice.
NOTE: Data is provided by the manufacturer.
WARRANTY: 1 YEAR – Parts
PART# |
ITEM |
PRICE |
— |
Leveling pad |
$75 |
SINO1880 |
DRO for #GT-3280, SINO, 2 axis, free install |
$1,450 |
NW1880 |
DRO for #GT-3280, NEWALL , 2 axis, free install |
$3,350 |
— |
12” to 18-1/8” large steady rest with brass tips |
$1,850 |
— |
3/4”- 5” small steady rest with brass tips |
$795 |
— |
Taper turning attachment, free installation |
FREE |
900-0050-05 |
Live center for tailstock MT# 5 |
$135 |
2003-0005 |
5pc Indexable carbide turning set |
$88 |
| 2003-0014 |
3/8” carbide insert |
$6/ea |
