GMC GML-3280 32 x 80 in Metal Gap Bed Lathe / 4-1/8 in Spindle Bore
Features
- ISO 9001 certified.
- Large spindle bore 4-1/8”
- 4-way rapid traverse on Longitudinal and cross ways.
- All dual inch/metric dials.
- solid cast iron machine base.
- Heavy Duty main motor 15 HP
- 12 spindle speeds from 25-1,600 rpm
- 54 kinds of inch threads and metric threads.
- Threading and feeding rate change by levers.
- 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.
- Tools box with leveling pads.
Specifications
| Max. swing over bed | 32” |
| Max. length of workpiece | 80” |
| Max. swing over cross slide | 22-7/16” |
| Max. Swing in gap | 40-1/2” |
| Width of Bed | 16” |
| Effective length in gap to spindle | 10” |
| Effective length in gap to chuck jaws | 7” |
| Spindle bore | 4-1/8” , D1-8 |
| Taper of spindle center | MT#5 with1:20 reducing sleeve |
| Spindle speeds | 25-1,600 rpm / 12 steps |
| Longitudinal feeds | 0.0016-0.055 IPR, 60 kinds |
| Cross feeds | 0.0008-0.027 IPR, 60 kinds |
| Inch threads | 80-7/16”TPI, 54kinds |
| Metric threads | 0.45-120 mm , 54 kinds |
| Module threads | 0.25-60 mm, 46 kinds |
| Diameter pitch threads | 60-0.25 DP , 42 kinds |
| Max. travel of top slide | 9-1/8” |
| Max. travel of cross slide | 16-1/2” |
| Longitudinal rapid traverse | 18 ft / min. |
| Cross rapid traverse | 8 ft / min. |
| Diameter of tailstock quill | 3-1/2” |
| Max. travel of tailstock quill | 6” |
| Taper of tailstock quill center | M.T. # 5 |
| Max. weight of workpiece | 2,000 LBS |
| 4-way tool post size | 1” x 1” |
| Longitudinal leadscrew diameter / pitch | Diameter: 3” Pitch: 2 TPI |
| Main Motor | 15 HP, 220V/40A / 440V/20A, 3 phase, prewired on 220V |
| Rapid traverse motor | 1/3 HP, 220V/440V, 3 phase, prewired on 220V |
| Coolant pump motor | 1/8 HP,220V/440V, 3 phase, prewired on 220V |
| Machine weight, approx. | 9,350 LBS |
| Overall dimensions, LxWxH | 146” x 48” x 67” |
Standard Equipment
- Free SINO DRO, installed.
- Free Taper turning attachment, installed.
- 12” 3-jaw chuck with top reversible jaws.
- 16” 4-jaw chuck.
- 20” Face plate.
- 10” drive plate.
- ¾”-7-1/2” steady rest with roller jaws.
- 1”-5” follow rest.
- Removable gap.
- 4-way tools post.
- Chuck guard with safety shut off.
- Foot brake.
- Halogen Work light.
- coolant system.
- Full length rear splash.
- (2) dead centers and (1) reducing sleeve.
- Thread chasing dial.
- Tool box and leveling pads.
Warranty Information
GMC Machine Tools Warranty
GMC warranties all machinery sold against failure of defective workmanship or materials which occurs after the product is professionally installed within product specifications and during normal use and operation for the period of one (1) year.
We will replace all parts, that our inspection shows to be defective from a manufacturing standpoint.
Warranty parts will be shipped free of charge to original purchaser.
Labor and or all travel expenses are not included in the warranty and will be charged additionally at market rate should on site repair be ever needed.
If Purchaser decides to return machines within the 1st 30 days of the purchase date, they may do so only with written agreement from GMC, freight prepaid. All machinery returned must be in same condition received.
After GMC inspects the machinery, equipment, GMC will charge a 35% restocking charge due to retuned machines can only be resold as PRE-OWNED OR DEMO WITH reduced market value and limited warranty.
GMC at no time will be liable for injuries, death, property damage, and any consequential damages that result from using our machinery, improper use, improper set up, and installation. Any legal action brought against GMC shall be tried in the State of California County of San Bernardino County.
GMC reserves the right to make specification changes at any time to better improve their product lines to continue to deliver the quality products our customers are used to.
Any machine that has a voltage change, phase converter installed after purchase, or if you forget to add oil into the machine will automatically void warranty. Buyer is fully responsible for parts and labor.
We truly hope you will never need to use this warranty and you have our commitment to work with you diligently If support is ever needed.
We look forward to being of service now and in the future.
