Star SR20J Type C CNC Swiss-Type Lathe
Specifications (subject to buyer verification):
Max. machining diameterø20mm (.781”)
Max. headstock stroke Standard 205mm (8”)
Max Headstock Stroke with RMGBUnit 172 mm (6.77”)
Tool
Number of tools 6 tools (□12mm)
4-spindle sleeve holder
Number of tools Front : 4 tools / Rear : 4 tools
Max.drilling capability 10mm(25/64in)
Max.tapping capability M8×P1.25
2-spindle front sleeve holder
Number of tools 2
Max.drilling capability 8mm
Max Depth of Hole 100mm
Power Driven Attachment
Number of tools Cross Milling 3 Tools / Cartride Type: At 2 Position
Max.drilling capability 8mm(5/16in)
Max Tapping Capability M6 x P1.0
Spindle Speed Max 8000 RPM
Motor 1.2 kw (1.5 HP)
Rapid Feed Rate 1377 IPM / 35m/min (*X, Y, Z, XB, ZB) 190,000 Deg/min ©
Main Spindle Indexing Angle C-Axis Control
Main Spindle Speed Max 10,000 RPM
Main Spindle Motor 3HP (continouous) / 5 HP (15 min/60%ED)
Dimensions (W×D×H) 88″ x 47″ x 67″ (2,250×1,200×1,700mm)
Weight 2,200kg (4,850 lbs)
Backworking Attachment
Max.chucking diameter ø20mm(25/32in)
Max.length for front ejection 80mm(3-5/32in)
Max.work projection length 30mm(1-3/16in)
Back 4-Spindle Unit
Number of tools 4 tools
Max.drilling capability – Stationary tool: ø8mm(5/16in)
Max.drilling capability Powe Driven Tool: ø5mm(3/16in)
Max.tapping capabilityStationary tool: M8×P1.25
Max.tapping capability Power-driven tool: M4×P0.7
Power Driven Attachment Spindle Speed 8000 RPM
Power Driven Attachment Drive Motor .5 kw
Sub spindle indexing angle C-axis control
Sub spindle speed max.8,000 RPM
Sub spindle motor1.5kw(Continuous) / /2.2kw(15min./50%ED)
Equipped With (subject to buyer verification):
Fanuc 31i-Model B Control
Edge Minuteman 320SE Barfeed
High Pressure Coolant Pump
Mist Collector
Fire Trace
Star Thread Whirling Unit
Z1 Additional Drilling Adapter