Grinding (Surface, Cylindrical, Tool & Cutter)

Dr. Jeffrey Badger helps a shop that’s burning through traverse diamond dressing discs in the 42nd episode of Cutting Tool Engineering’s Grinding Doc video series. Visit The Grinding Doc website for more advice from Dr. Jeffrey Badger at http://www.thegrindingdoc.com.

Are diamonds a machine shop’s best friend? Dr. Jeffrey Badger takes a close look at the question in the 41st episode of the Grinding Doc video series. Visit The Grinding Doc website for more advice from Dr. Jeffrey Badger at http://www.thegrindingdoc.com.

In the 40th episode of Cutting Tool Engineering’s Web-based Grinding Doc Video Series, Dr. Jeffrey Badger helps a shop that’s getting cracking at the corner radius of a tungsten-carbide part. Visit The Grinding Doc website for more advice from Dr. Jeffrey Badger at http://www.thegrindingdoc.com.

A shop experiencing on-again, off-again waviness issues during cylindrical OD grinding operations asks Dr. Jeffrey Badger why the problem comes and goes in the 39th episode of Cutting Tool Engineering’s Grinding Doc Video Series. Visit The Grinding Doc website for more advice from Dr. Jeffrey Badger at http://www.thegrindingdoc.com.

In this 38th episode of the Grinding Doc video series, Dr. Jeffrey Badger helps a shop deal with the brown, yellow and blue marks that keep appearing on an unground surface. He addresses the difference between oxidation burn, or rust, and genuine thermal damage. Visit The Grinding Doc website for more advice from Dr. Jeffrey […]

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 […]

Cutting Tool Engineering magazine, through its Website CTEplus, presents the 36th episode of the Grinding Doc Video Series. Dr. Jeffrey Badger addresses grit size versus chatter. Visit The Grinding Doc website for more advice from Dr. Jeffrey Badger at http://www.thegrindingdoc.com.

Dr. Jeffrey Badger, Cutting Tool Engineering magazine’s “Ask the Grinding Doc” columnist, shares a number of photos taken at extreme magnification to reveal wheel wear and much more in the the 35th episode of our Grinding Doc Video Series. Visit The Grinding Doc website for more advice from Dr. Jeffrey Badger at http://www.thegrindingdoc.com.

A shop that grinds tungsten carbide with resin-bonded diamond wheels asked Dr. Jeffrey Badger for help to settle a disagreement over how hard to stick the wheel. Plus, now that there are machines with auto-stickers, shop staffers are even more confused. Badger offers some suggestions in the 34th episode of The Grinding Doc Video Series. […]

Dr. Jeffrey Badger helps a shop determine an appropriate material-removal rate in this 33rd episode of The Grinding Doc video series. Visit The Grinding Doc website for more advice from Dr. Jeffrey Badger at http://www.thegrindingdoc.com.

END USER: lllinois Carbide Tool Co. Inc., (800) 323-2414, www.crobaltusa.com, www.brakedrumtool.com. SOLUTION PROVIDER: Agathon Machine Tools Inc., (203) 730-8741, www.agathon.com. CHALLENGE: Keep up with increasing production demands for carbide brake lathe inserts. SOLUTION: A 4-axis grinding machine that enables lights-out production.

The Grinding Doc fields the following questions: 1. The grinding wheel manufacturer I work for wants to set up a basic lab for testing wheels and different Al2O3 grits. What's the best, most-economical way to do this? 2. I'm getting chatter on parts and am trying to determine if it's from grinding forces that are too high or from an out-of-balance wheel. Is there a way to tell?