Episode 37: What’s your Q prime number?

A shop that grinds tungsten-carbide endmills using a resin-bonded diamond wheel turned to Dr. Jeffrey Badger, the author behind our Ask the Grinding Doc column and video series, because one of the shop’s wheel suppliers keeps talking about Q prime values. According to the supplier, the shop should be using a Q prime value of 6 or 7. So the shop wants to know what’s up with Q prime values. Visit The Grinding Doc website for more advice from Dr. Jeffrey Badger at http://www.thegrindingdoc.com.