Owner's manual

ManualsBrandsSandvik Coromant ManualsMetalworkingThreading

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Vibration

Re-cutting of chips

• Weak  xturing

• Tool overhang too long

• Insuf cient chip evacuation

• Check clamping of workpiece and

tool

• Minimize overhang

• Check tool holder run out

• Choose a tool with fewer teeth

• Increase number of infeed passes

• Increase feed per tooth

• Reduce cutting speed

• Use up-milling in  nishing

• Use compressed air or large

amounts of cutting  uid, preferably

through the tool

• Reduce feed per tooth

• Increase number of infeed passes

Problem Cause Solution

Notch wear

• Machining work-hardening materials

• Components with skin and scale.

• Reduce cutting speed

• Select a tougher grade

• Increase cutting speed