USED 2021 STAR SB-20R
Overview
Star SB-20R Type G Swiss Lathe (2021) is a high-precision sliding headstock CNC for high-volume production of complex miniature parts. Flexible tooling and independent backworking ensure accuracy and efficiency. Ideal for medical, aerospace, automotive, electronics, and watchmaking parts requiring tight tolerances and multi-axis machining.
Specs
Manufacturer: Star Micronics
Machine Type:: Swiss-Type Sliding Headstock CNC Lathe
Maximum Bar Capacity: 0.787" (20 mm)
Maximum Machining Length: Approximately 8" (205 mm) with guide bushing
Maximum Turning Diameter: 20 mm (0.787")
Main Spindle Speed: Up to 10,000 RPM
Sub Spindle Speed: Up to 10,000 RPM
Main Spindle Motor: Approximately 5 HP (3.7 kW)
Sub Spindle Motor: Approximately 2.7 HP (2.0 kW)
Rapid Traverse: Up to 35 m/min (1,378 IPM)
Number of Axes: 7 Controlled Axes
Positioning Accuracy: ±0.00008" (±0.002 mm)
Repeatability: ±0.00004" (±0.001 mm)
Coolant System: Flood coolant with high-pressure capable plumbing
Electrical: 208-230V / 3 Phase / 60 Hz
Tool Capacities
Turning Tools
Up to 21 turning tools
Multiple OD turning stations
Multiple ID live stations
Gang tooling platform
Live Tooling
Up to 8 live tools
Rigid Tapping
C-axis interpolation
Approximate Weight: 8000 lbs
Dims: 125" x 60" x 76"
Equipped With
FANUC Series 0i-TF CNC Control
LNS Turbo MH250 Automatic Chip Conveyor
Edge Technologies Minuteman 320 SE Bar Loading Magazine
equipped with (2) Guide Channel Sets
(2) Telescoping noses
(1) OD Bar Stock Collet
Swiss headstock synchronization device
Auto remnant retraction
self-centering gripper
(2) Pushers
(2) Pusher Collets
and (1) Spindle Liner
LOW HOURS on spindle
Full manuals for the Barfeed and Star SB-R20
Parts Ejector
Guide Bushing
Air Purge for Revolving Guide Brush
Main Spindle Air Purge
Sub Spindle
C-Axis Main Spindle
C-Axis Sub Spindle
Diametric Direction Command
Live Tooling Capability
Cross Milling
Cross Drilling
End Milling
End Drilling
5-Spindle Cross Drilling Unit
Broken Cut-Off Tool Detector
G.B./Non G.B. Change Version
Gang Tool Slide
Automatic Parts Catcher
Automatic Parts Conveyor
High-Pressure Coolant Plumbing
Fully Enclosed Splash Guard
Auto-power shut off function
Work Light
Coolant System
Chip Conveyor / Chip Collection System
Servo Bar Feed Interface
Hydraulic System
Automatic Lubrication System
Foot Switch
Factory Safety Enclosure
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