MT 831 TWIN

Stama

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Single place and two place milling-turning centres. Available as single-spindle and double-spindle TWIN. Ideal for stable and precise complete milling and turning of complex workpieces.

Specification
Model Unit MT 831 TWIN TWIN
Milling Spindle
Sprindle distance mm 320 400
Spindle drive kW 2 x 22/51  
Torque Nm 2 x 140/170  
Spindle speeds r.p.m. 10000/12000  
Turning Spindle kW 2 x 43  
Torque Nm 2 x 180  
Spindle speeds rpm 4200  
Working Area
X-axis mm 780 700
Y-axis mm 400  
Z-axis mm 400  
High speeds m/min 75  
Acceleration g up to 1.5  
Tools   HSK-A63  
Number   2 x 32 2 x 35
Weight kg 5/10  
Diameter mm 78/140  
Length mm 300  
Chip-to-chip time s 3.0  
Controls   Siemens 840D sl Siemens 840D sl
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