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All Optimum products

Brand: Optimum · Stürmer Maschinen, Germany

CNC lathe OPTIturn S 750MY, 400 V

Article no. 3515206CNC lathes

Length (product) approx.
5040 mm
Width/depth (product) approx.
1880 mm
Height (product) approx.
1990 mm
Net weight approx.
4700 kg
Turning diameter
500 mm
Turning length
1250 mm

Price on request

If the machine is not in the showroom, the delivery time is 7 working days. We confirm availability when we accept the order. Delivery times

Call
  • Official importer of Stürmer Maschinen
  • Warranty and out-of-warranty service
  • Delivery by arrangement
  • Technical experts at your disposal

Technical specifications

Dimensions and weights
Length (product) approx.5040 mm
Width/depth (product) approx.1880 mm
Height (product) approx.1990 mm
Net weight approx.4700 kg
Work areas
Turning diameter500 mm
Turning length1250 mm
Swing diameter above machine bed660 mm
Swing diameter above planing slide480 mm
Motor torque
X axis motor torque12 Nm
Y axis motor torque12 Nm
Z axis motor torque12 Nm
Speed range
Speed range30 – 3500 min¯¹
Fast motion speed
Rapid traverse Speed X-axis24 m/min
Rapid traverse Speed Y-axis10 m/min
Rapid traverse Speed Z-axis30 m/min
Electrical Data
Supply voltage400 V
Mains frequency50 Hz
Cooling lubricant system
Cooling lubricant system coolant pump output0.7 kW
Cooling lubricant system tank capacity320 l
Machine data
Chuck passage diameter74 mm
Angled bed30°
Spindle
Spindle chuckA2-8
Spindle hydraulic lathe chuck250 mm
Main spindle bore86 mm
Tailstock
Tailstock chuckMK 5
Tailstock quill stroke100 mm
Tailstock quill diameter100 mm
Travel
Travel X axis280 mm
Travel Z axis1280 mm
Travel Y axis± 50 mm
Vertical spindle
Vertical spindle drive motor output continuous operation S115 kW
Verticle spindle drive motor output S6-30 % operation19.5 kW
Vertical spindle drive motor torque268 Nm
Vertical spindle drive motor torque S6-30 % operation349 Nm
Feed force
Feed force X-axis8.4 kN
Feed force Y-axis18 kN
Feed force Z-axis6.7 kN
Turret
Tool changer typeBMT55
Tool changer number of tool slots12
Tool changer drive motor output4.8 kW
Tool changer max. permissible speed at tool coupling4000 min¯¹
Tool changer max. tool torque20 Nm
Electrical connections
Total rated value35 kVA

Features

  • Heavy-duty design
  • Compact design
  • Renishaw measuring arm for manual tool measurement
  • Encoder on main spindle for increased accuracy
  • The entire bed design features numerous reinforcing ribs optimized through finite element analysis, ensuring high rigidity, better heat dissipation (thermal symmetry), and more precise machining
  • Ball screw with improved accuracy, rigidity, and heat resistance
  • Siemens servo motors in all axes
  • All servo motors with integrated encoder for maximum accuracy
  • The motor is located on the side of the machine, preventing heat transfer and vibrations caused by the motor
  • 30° inclined bed design for particularly large machining diameters
  • Better, unhindered chip drainage into the Chip tray
  • Hydraulic three-jaw lathe chuck Ø 250 mm with soft jaws
  • BMT55 tool changer with 12 tool positions and driven tools
  • Device for manual tool measurement
  • Tailstock with hydraulic quill
  • Air conditioning system
  • Portable, electronic handwheel with enabling button and emergency stop push button makes program setup much easier
  • Belt-type chip conveyor ensures efficient chip removal
  • Work light for complete illumination of the work area
  • Coolant system with cleaning gun
  • BMT 55 tool changer
  • RJ45 , power interface
  • EMC (Electromagnetic Compatibility)
  • Additional package SIEMENS material defect liability and free online/on-site service OSS Plus
  • 1 year maintenance contract Basic included in D/A/CH
  • The OPTIMUM PREMIUM CNC slant bed lathe with Y-axis and driven tools impresses with its high speeds, precision and efficiency

Scope of delivery

  • Axial tool holder driven tools
  • Radial tool holder driven tools
  • Boring bar holder
  • OD tool holder
  • End face tool holder
  • Boring bar Ø 20 mm
  • Boring bar Ø 25 mm
  • Boring bar Ø 32 mm

Hardened and precision-ground ball screws for high rapid traverse speeds in all axes. Linear guide, except for the Y-axis, which has a box guide.

The data comes from the product description. To clarify a parameter, call +359 882 477 388.

Delivery, warranty and service

Delivery by arrangement

  • Products in stock: delivered on the same day or on the next working day after the order is confirmed.
  • Products not in stock: the delivery time is 7 working days, unless one of our staff specifies otherwise.
  • Pigeon Express carries shipments of up to 400 kg. For this machine we agree the delivery method and price with you when we confirm the order.
Shipping weight
4700 kg
Dimensions
4930 x 2220 x 2180 mm
Delivery terms

Warranty

“The warranty period is 24 months for all private individuals and 12 months for all legal entities, unless stated otherwise in the product description.”

Promash provides a warranty in accordance with the manufacturer's terms.

Frequently asked questions

Service and advice

Warranty and out-of-warranty service. Technical experts at your disposal for choosing a machine, commissioning and training.

Call: +359 882 477 388

Accessories for this machine

The original Stürmer accessories and options for CNC lathe OPTIturn S 750MY, 400 V — add them to the order together with the machine.