STC 1250

High Performance Cutting 5-axis machining center

The STC series has been designed to provide unrivalled economy in the machining of the most demanding structural parts, multi-blades and casings with long cycle times, and provide the customer with a whole host of practical options. These machining centers have excellent static and dynamic properties as well as a tried and tested rotatable head, making them the benchmark for heavy chip removal in titanium and Inconel part for the aerospace and power generation industries.

Key benefits
Unparalleled levels of long-term precision
A modern and innovative machine system which provides high levels of reliability and availability
Optimum spindle speed / torque curve characteristic for HPC titanium machining
Perfect machine geometry which enables accurate machining
A stable, low-vibrations milling process which creates a platform for increased tool service lives and thus greater productivity


Axis Configuration


Technical Data

Please choose the Measuring Unit

Pallet clamping surface according to DIN 55201 mm 1000×1000 (1000×1250 / 1250×1250)
Max. workpiece weight kg 5000

Column linear travel X mm 2200
Main spindle vertical travel Y mm 1500 (1900)
Table traverse travel Z mm 2100
Swing diameter mm 2200
A-axis degree -100/+60
B-axis degree endless

X/Y/Z m/min 45
A-axis rpm 6(12)
B-axis rpm 5.5 (10)

Gear driven spindle, max. speed rpm 8000
Max. power at 100% duty cycle kW/Nm 37/940
Total taper SK 50 (HSK-A100)
Motor spindle 1, max. speed rpm 15000
Max. power at 100% duty cycle kW/Nm 70/230
Total taper HSK-A100
Motor spindle 2, max. speed rpm 24000
Max. power at 100% duty cycle kW/Nm 70/60
Total taper HSK-A63

Positioning uncertainty (P) 0,006 / 6 sec
Positioning scatter (Ps) 0,0028 / 4 sec
Reversal error (U) 0,002 / 3 sec

Weight t 58
Space requirement for basic machine LxWxH mm 11400x8300x5450