- Hardened and ground Z-axis guideway
- Guaranteed concentricity of the spindle nose ≤ 0.015 mm
- Shafts, wheels and main spindle run in an oil bath
- Lead screw cover
- Precisely machined slide
- All guides can be adjusted using gibs
- Mechanical longitudinal feed cut-off of the bed slide with four adjustable eccentrics
- Right/left rotation on the bed slide switchable via switching spindle
- Two-channel safety electronics
- Central lubrication in the bed slide
- Upper slide adjustment range ± 90
- Smooth-running gear wheels, hardened and ground, mounted on 2 adjustable precision tapered roller bearings
- Switch with life cycle calculation, tested in accordance with EN ISO 13849
- Large chip guard with integrated LED machine lamp
- Handwheels with adjustable fine scaling 0.04 / 0.02 mm
- Safety handwheels with disengagement function in accordance with EN23125 in the X and Z axes
- High-speed feed gearbox in closed design, gear wheels and shafts hardened and ground, running in an oil bath in precision bearings
- Scale of the threaded clock adjustable
- Tailstock for taper turning adjustable ± 10 mm
- Tailstock quill and handwheel with adjustable fine scale 0.025 mm
- Quick, easy and tool-free adjustment of the tailstock using a clamping lever
- Cable routing via energy chain
- Heavily ribbed prism bed, induction-hardened and precision-ground from gray cast iron
- Coolant device with separate coolant tank with level indicator and oil separator; easy and complete emptying and cleaning in accordance with DIN
- Emergency stop device with foot actuation
You will receive the 3-year Stürmer warranty for this item when you register online.
 
| Cooling lubricant system | 
|---|
| Coolant pump output | 125 W | 
| Dimensions and weights | 
|---|
| Length approx. | 2215 mm | 
| Width/depth approx. | 1065 mm | 
| Height approx. | 1550 mm | 
| Weight approx. | 1645 kg | 
| Electrical Data | 
|---|
| Drive motor output | 5.5 kW | 
| Total rated value | 5.8 kW | 
| Supply voltage | 400 V | 
| Mains frequency | 50 Hz | 
| Feed | 
|---|
| Longitudinal feed range | 0,031 – 1,7 mm/rev | 
| Number of longitudinal feeds | 42 | 
| Flat feed range | 0,014 – 0,784 mm/rev | 
| Number of flat feeds | 42 | 
| Pitches | 
|---|
| Metric pitch | 0,1 – 14 mm/rev | 
| Number of metric pitches | 41 | 
| Imperial pitch | 112 – 2 Gg/1" | 
| Number of imperial pitches | 41 | 
| Diametrical pitch | 4 – 112 DPI | 
| Number of diametrical pitches | 50 | 
| Modular thread pitch | 0,1 – 7 mm/rev | 
| Number of modular thread pitches | 34 | 
| Speed range | 
|---|
| Number of gears | 12 | 
| Speed range | 25 – 2000 min¯¹ | 
| Spindle | 
|---|
| Spindle chuck | Camlock DIN ISO 702-2 No. 6 | 
| Spindle bore/rod passage diameter | 58 mm | 
| Tool holder max. chuck height | 25 mm | 
| Spindle cone | MT 6 | 
| Tailstock | 
|---|
| Chuck | MT 4 | 
| Quill stroke | 130 mm | 
| Quill diameter | 60 mm | 
| Travel | 
|---|
| Travel upper slide | 125 mm | 
| Travel cross slide | 285 mm | 
| Travel carriage saddle | 755 mm | 
| Work areas | 
|---|
| Center height | 230 mm | 
| Distance between center | 1060 mm | 
| Swing diameter above machine bed | 460 mm | 
| Swing diameter in bed bridge | 690 mm | 
| Swing diameter above planing slide | 270 mm | 
| Turning length in bed bridge | 240 mm | 
| Bed width | 300 mm | 
Unit: pc(s).
Packaging unit: 1
- Fixed steady rest aperture Ø 25 - Ø 178 mm
- Rotating steady rest aperture Ø 19 - Ø 114 mm
- LED machine light
- Adapter MK6-MK4
- Non-rotating center point MK4
- Non-rotating, but temperature-resistant center point MK4
- Quick-change steel holder SWH 5-B
- Steel holder 25 x 120 type D for square chisel 20 mm
- Thread watch
- Interchangeable gear set
- Gearwheels for threading gauge (metric)
- Initial machine filling with quality oil
- Operating tool
 
 | Digital position indicator | DPA 31 Plus | 
    
        
        
        
        
        
        
        
        
        
            Optimum Maschinen Germany GmbH
                                 Dr.-Robert-Pfleger-Str. 26
                                 Deutschland / Germany
                                 96103 Hallstadt
                                 info@optimum-maschinen.de