Item# CGH-2680C 26×80 Big Bore Engine Lathe
The CGH2680C heavy-duty gear-head lathe with a large, 4-1/8" spindle bore is the fine selection of metal lathes. Its massive size and full capacities will allow you to chuck-up any heavy work piece with confidence. Whether you need to turn stainless, brass or large castings, its 16" wide bed, heavy-duty tailstock, excellent speed range, coolant pump and powerful 10 HP motor will give you the best possible finishes. What's more, it can turn up to 90 kinds of metric, inch, module and D.P. threads. The pedal device stops the lathe quickly and effectively. What’s more, an automatic stopping device is used to realize automatic stop for the machining of a workpiece of a certain length, which is safe and reliable. All these make you have the flexibility needed to tackle any job quickly.
Features：
- The surface of the bed ways is supersonic frequency hardened and precision ground with a long service life.
- The design of the main drive is optimized, the gears in the headstock are precision ground, therefore the noise is very low during the running.
- The spindle bore size is 105mm (4-1/8″).
- The spindle system is high in rigidity and accuracy. There is no vibration when turning with a cutting depth of 10mm.
- There is no need for change gears.
- The machine can turn up to 90 kinds of metric, inch, module and D.P. threads.
- An automatic stopping device is used to realize automatic stop for the machining of a workpiece of a certain length, which is safe and reliable.
- A pedal device stops the machine quickly and effectively.
- workpiece length 3000mm (120″) is available.
Standard accessories:
- 3-jaw chuck
- 4-jaw chuck
- Steady rest
- Follow rest
- Face plate
- Drive plate
- Reduction sleeve
- Dead center
- Tool kits
Optional accessories:
- Taper turning attachment
- Quick change tool post
- Digital readout
- Chuck guard
- Tool post guard
- Leadscrew guard
- Max. swing diameter over bed: 660mm (26″)
- Max. swing diameter over carriage: 420mm (16-1/2″)
- Max. swing diameter in gap: 870mm (34-1/4″)
- Width of bed: 405mm (16″)
- Max. length of workpiece: 2000mm (80″)
- Max. turning length: 1830mm (72″)
- Effective length in gap: 230mm (9″)
- Spindle bore: Ø105mm (4-1/8″)
- Spindle nose: D8
- Taper of spindle bore: Ø113mm (4-3/8″)
- Numbers of spindle speeds: 12 steps
- Range of spindle speeds: 36~1600RPM
- Metric thread range: 1~14mm
- Numbers of metric thread: 22
- Inch thread range: 28~2T.P.I
- Numbers of inch thread: 26
- Module thread range: 0.5~7M.P
- Numbers of M.P thread: 18
- P thread range: 56~4D.P
- Numbers of D.P thread: 24
- Range of longitudinal feed: 0.063~2.52mm (0.0025″~0.0992″)
- Range of cross feed: 0.027~1.07mm (0.001″~0.042″)
- External diameter of tailstock sleeve: 75mm (3″)
- Taper of tailstock sleeve bore: MT#5
- traverse of tailstock sleeve: 150mm (6″)
- Max. travel of compound rest: 145mm (5-3/4″)
- Max. travel of cross slide: 360mm (14-1/8″)
- Max. size of tool shank (W×H): 25mm×25mm (1″×1″)
- Main motor: 7.5kw (10hp)
- Overall dimensions: 3500mmx1100mmx1450mm (140″x43-3/8″x57″)
- Net weight: 3400kgs (7480 lbs)