Rottler retrofits portal milling machine at Deutsche Edelstahlwerke in Witten…

After more than 20 years in production ROTTLER overhauls a 3-spindle CNC portal milling machine ZF 3/120 NC (make ROTTLER).

The machine is used for machining large casted high-quality steel blocs. Maximum gross weight of blocs up to 40 metric tons. Total drive power 360 kW. The work piece table is guided hydrostatically on a 3-guide way bed. Table movement provided by 2 drives with 35 kW. Feeding power of table 300.000 N.

Technical data

Table travel                         7.200 mm
Travel crossbeam                2.000 mm
Quill stroke                          300 mm
Maximum weight on table    40 t

Machine dimensions

Total length                      17.500 mm
Width                                6.500 mm
Height                               6.000 mm
Table clamping area          2.000 x 6.000 mm
Total weight                     146 t

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