College of Aeronautics, (Cranfield)
(College of Aeronautics, 1964-04)
Tools of grade RD92 and S1P were tested to 0.030 in. flank wear when machining EN9 at 300 fpm with 0.030 in/rev, feed and 0.10 in. depth of cut. The results showed that while there was no significant difference in tool ...