Came across this page and thought that it might be of interest. Lots of good info on Sandvik site if you feel like exploring it.
http://www.sandvik.coromant.com/en-gb/knowledge/general_turning/troubleshooting-/pages/default.aspx
http://www.sandvik.coromant.com/en-gb/knowledge/general_turning/troubleshooting-/pages/default.aspx