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New 45"/66" x 240" Acra Heavy Duty Hollow Spindle (21") Lathe with Double Chucks

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$179,150.00
SKU:
OM45240SGT
Condition:
New

Acra's SGT series of heavy duty hollow spindle lathes have an optional spindle bore range from 6" to 21" with either a A2-15, A2-20 or A2-28 mounts.  Featuring...

Headstock:
• The spindle is supported by high precision bearings suitable for both heavy and precision cutting.
• The speeds of spindle have 12 steps and designed on theoretical base. All gears and shafts are made of Ni-Cr-Mo steel and carbonize and ground.
• Control of main drive through electromagnetic brake, and automatic forced lubrication.
• The Gear Box is entirely enclosed construction and provide a range of feedings or thread cuttings (inch, metric, module pitch and diametrical pitch).
• Inch and Metric threading without changing gears.
• Oil both lubrication and built in safety clutch safeguards the continuous and proper operation of the universal gear box.

Carriage & Apron:
• The Compound Rest can be fixed on the cross-slide anywhere, convenient for cutting work application.
• The Apron gives automatic lubrication and locked-safety device protects threads and feeding.
• Rapid traverse drive for longitudinal-cross feeding and forward & reverse feed operates very light and convenient.

Taper Attachment:
• The Taper Attachment is designed to easily operate and rapidly cut taper in high accuracy; the device can produce ± 10 angles.
• Electric cable in steel cover to protect wire from chips and prevent trouble with electric wires.

Specifications:

  • Overall capacity: 45″/66″ x 240″
  • Swing Over Bed: 45-5/8″
  • Swing Over Cross Slide: 33-7/16″
  • Swing In Gap: 66-7/8″
  • Width of Gap: 18-1/2″
  • Distance Between Centers: 240″
  • Bed Width: 26″

Headstock:

  • Spindle Nose: A2-28
  • Spindle Bore: 21″
  • Taper of Spindle: MT NO.6
  • Spindle Speeds – Range: 3~300 RPM

Carriage:

  • Cross Slide Travel: 25″
  • Compound Slide Travel: 16-1/2″
  • Rapid Travel Speed to Carriage:  807″/minute

Threads & Feeds:

  • Inch Threads: 1/4 ~ 30 TPI
  • Metric Threads: 1 ~ 120 mm
  • Module Threads: 0.25 ~ 30 mm
  • Diametrical Threads: 1 ~ 120 D.P.
  • Longitudinal Feeds: 0.004″ ~ 0.40″/rev
  • Cross Feeds: 0.002″ ~ 0.20″/rev

Tailstock:

  • Quill Diameter: 4-7/8″
  • Quill Travel: 13-3/8″
  • Quill Taper: MT NO.6

Power:

  • Spindle Drive Motor: 30 HP x 4P
  • Voltage: 230V/460V AC /3 PH

Standard Equipment:

  • Electromagnetic Brake
  • 4-Way Rapid Traverse
  • Center Sleeve
  • Tool Post Wrench
  • Anchor Bolt
  • Tool Box & Tool
  • Coolant System
  • Work Light
  • Steady Rest 11-1/2″
  • Travel Splash Guard
  • 4 Way Tool Holder
One (1) Year MFG Parts Warranty