Contents

- What is tool wear rate?
- What is feed per minute?
- How do I calculate RPM?
- What is tool life?
- What are the types of chips?
- What is insert grade?
- Which is the hardest tool material?
- What is Taylor’s tool life equation?
- What is the formula for calculating feed rate?
- What causes tool wear?
- How can I increase my insert life?
- What is the formula for turning time?
- What is depth of cut?
- What are the factors affecting the tool life?
- Which is main criteria to increase the tool life?
- What is a rake face?
- What is cutting speed in turning?
- How do you calculate tool life in minutes?
- What is the formula for cutting speed?
- How do you stop wearing tool?
- What is the unit of depth of cut?

## What is tool wear rate?

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