7.14 Exercise on Chapter 7
1. What is meant by “cold hubbing”?
2. What is this method used for?
3. Describe the hubbing tooling.
4. What has gone wrong if the workpiece cracks during hubbing?
5. What are the advantages of cold hubbing?
6. What are the advantages of the cold hubbing process compared to a chip-producing manufacturing
process when producing a bolt die with a hexagon cavity?