SL series CNC-turning machines


SL-20RBY - simultaneous machining on main and opposed spindle

The swiss type machine müga-turn SL-20RBY is a highly flexible machining centre. Workpieces with diameter up to 20mm and length up to 250mm can be machined. Simultaneous machining on main and opposed spindle offers high efficiency. With high flexibility and extensive basic equipment the machine is an all-round talent in production.



Technical Data

Number of NC-axis 8
Bar working diameter max. mm 20
Turning length max. rot. guide bush mm 250
Turning length max. w/o guide bush mm 50
Turning length max. fixed guide bush mm 280
Working area / Feed drive
Rapid traverse m/min 24
Main Spindle (C-Axis)
Spindle speed r.p.m. 10.000
Spindle motor kW 2,2/3,7
Spindle collect chuck ISO ER16 TF25
Tool adapter mm 20 x 20
C-Axis 0,001°
Opposed spindlel (C-Axis)
Spindle speed r.p.m. 8.000
Spindle motor kW 2,2/3,7
Spindle collect chuck ISO ER16 TF25
C-Axis 0,001°
Spindle bore mm 26,8
Number of tools
Total 23
Main spindle OD 6 (12mm 4-kant)
Main spindle ID 4 (Ø22)
angetr. WZ Umfang 5 (ER16)
angetr. WZ Gegenspindel innen 8 (ER16)
Powered tools
Driving power kW 1,2
Spindle speed r.p.m. 8.000
Drilling performance max. Ø10
Tapping max. M6
Required space
width x depth mm 2.846 x 1.284
height mm 2.024
Net weight kg 2.700




CNC-Control FANUC 32i B


  • 2 channel control
  • simultaneous programming of 4 axis
  • Colour TFT monitor 10,4‘‘
  • 2 MB program storage
  • PCMCIA adapter / CF card
  • USB interface
  • RS232 interface
  • Ethernet interface
  • smallest command increment 0,1µ
  • smallest interpolation increment 0,01µ
  • Rigid tapping
  • program copy function
  • Graphic simulation
  • Macros
  • program cycles
  • Piece counter


Serial components

  • Rotatable control panel
  • Workpiece catcher
  • Coolant system
  • Guide bush
  • Electric hand wheel
  • Barfeeder interface
  • Central lubrication
  • Working light
  • Signal lamp


  • Parts conveyor with cart
  • Cutting oil coolant
  • Oil mist extraction
  • CO2 extinguishing system
  • Powered tools special equipment
  • CTS 50 bar with separate tank
  • Barfeeder 3,2 m