Star SR-20R-III – 2011

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Star SR20RIII CNC Swiss Type Automatic Lathe
Specifications (subject to buyer verification):
Max  Machining Diameter 20mm (25/32″)
Max Headstock Stroke Standard 205mm (8”)
Max Headstock Stroke with RMGB 172mm (6-25/32”)
No. of Tools 6 Tools
Power Driven Att.
No. of Tools 3-10?? Tools (TBD)
Max Drilling Capacity 8mm (5/16”)
Max Tapping Capacity M6xP1.0
Max Milling Capacity 10mm (25/54”)
Max Slotting Capacity 1.5mm (W) x 4mm (D)
Main Spindle Min. Indexing Degree .01” (C-Axis Control)
Rapid Feed Rate 1377 IPM (X, Y, Z, XB, ZB)
Main Spindle Speed 10,000 RPM
Main Spindle Motor 3HP Cont / 5 HP 15min
2-Spindle Front Sleeve Holder
Number of Tools/Sleeve 2 Tools
Max Drilling Capacity 8mm (5/16”)
Max Depth of Hole 100mm (3-15/16”)
Power-Driven Att. Spindle Speed Max 8,000 RPM
Power-Driven Att. Drive Motor 1.2kw (1.5HP)
Machine Dimensions WDH 87” x 47” x 66.9”
Machine Weight 4850 lbs
Backworking Attachment Specifications:
Max Chucking Diameter 20mm (25/32”)
Max. Length for Front Ejection 80mm (3-5/32”)
Max Parts Projection Length 30mm (1-3/16”)
Sub Spindle Speed 8000 RPM
Sub Spindle Motor 2HP Cont. / 3HP 15 min.
Equipped With  (subject to buyer verification):
Fanuc 30i-A Controller
200 Tool Offset Option
Helical Interpolation
High Pressure Coolant System/MAX O/P 2000 PSI
Mist Buster Unit
LNS Hydrobar Express 32