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 |