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1st step
Select the correct speed Vc (m/min) and cutting rate Vz (cm2/min) based on cutting conditions chart.
2nd step
You start with 70% of the regular cutting speed and 50% of the regular cutting rate.
3rd step
If vibrations still occur, change the speed carefully until they stop. A permanent chip formation is important during the whole cutting process.
4th step
After cutting approx. 400-600 cm2 or at least 15 minutes real cutting time for tubes and profiles you can first slowly turn up to final speed and then up to normal cutting rate.
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