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Number of SSV's:
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Number of Solutions:
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Suspected Sources of Variations (SSV's) | Tool for pinpointing | Technical solutions |
|---|---|---|
Flute packing | VS | Withdraw drill from hole periodically |
Flute packing | VS | Use coolant-fed drill |
Forced vibration | OBS | Change to negative rake tool , use larger nose radius |
Forced vibration | OBS | Increase tool lead angle |
Forced vibration | OBS | Correct gear drive irregularities |
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