Grinding Doc Series

Videos • March 22, 2014

Keep the sweet spot

A shop that cylindrical-grinds tungsten-carbide is running into trouble maintaining optimal parameters when switching to a larger diameter. Dr. Jeffrey Badger, the host of Cutting Tool Engineering's Grinding Doc Video Series, offers some insight.

Videos • February 22, 2014

A creeping burn

A shop seeks relief from the burn experienced during its creep-feed grinding operations. Given that slowing down the feed rate only helped a little, and only for a short time, the shop sought an alternative solution from Dr. Jeffrey Badger, the host of Cutting Tool Engineering's Grinding Doc Video Series.

Videos • January 14, 2014

What pressure?

Dr. Jeffrey Badger, the host of Cutting Tool Engineering's Grinding Doc Video Series, fields a question from a shop grinding hardened steel with a CBN wheel. Though the shop is using a high-pressure cleaning nozzle, it doesn't seem to help much. The shop wants to know how much pressure they need in the nozzle?

Videos • December 5, 2013

Overdressed for grinding?

In the 47th episode of Cutting Tool Engineering's Grinding Doc Video Series, the Grinding Doc—Dr. Jeffrey Badger—suggests that a shop look at its dressing policy if it hopes to reduce its wheel consumption.

Videos • November 5, 2013

Rough start

A shop using electroplated grinding wheels observed a horrible surface finish on the first several parts produced by a new wheel. Though the surface finish gradually improves, the shop turned to the Grinding Doc for a solution to the problem. Dr. Jeffrey Badger, the host of Cutting Tool Engineering's Grinding Doc Video Series, takes a look at the problem in the 46th episode of the video series.

Videos • October 5, 2013

Is it really worth it to use a CBN wheel?

A shop is grinding hardened steel, and periodically switches between a CBN wheel and an aluminum-oxide wheel. Given that the shop is getting pretty much the same material removal rate, surface finish and cycle times with both wheels, the shop is beginning to wonder if it's really worth it to use a CBN wheel. Dr. Jeffrey Badger, the host of Cutting Tool Engineering's Grinding Doc Video Series, responds in the 45th episode of the video series.

Videos • September 5, 2013

Getting toast with your plunge roll?

For the 44th episode of the Grinding Doc Video Series, a shop recently asked Dr. Jeffrey Badger, Cutting Tool Engineering magazine's Ask the Grinding Doc columnist, to settle an argument about the best way to run the dresser when rotary plunge diamond dressing aluminum-oxide wheels.

Videos • August 5, 2013

Getting the wheel to open up

For the 43rd episode Cutting Tool Engineering magazine's Grinding Doc Video Series, Dr. Jeffrey Badger helps a shop having trouble getting its CBN wheel to open up before it burns the first few hardened steel parts, which then must be scrapped.

Videos • July 5, 2013

Appearances can be deceiving

Dr. Jeffrey Badger, the host of Cutting Tool Engineering magazine's Grinding Doc Video Series, addresses how appearances can be deceiving for shops engaging in traverse disc grinding in the 42nd episode of the video series.

Videos • June 5, 2013

Pricey diamond

Are diamonds a machine shop's best friend? Dr. Jeffrey Badger, the host of Cutting Tool Engineering magazine's Grinding Doc Video Series, takes a close look at the question in the 41st episode of the video series.

Videos • May 5, 2013

Don’t get cracking

Dr. Jeffrey Badger, the host of Cutting Tool Engineering magazine's Grinding Doc Video Series, helps a shop that's getting cracking at the corner radius of a tungsten-carbide part in the 40th episode of the video series.

Videos • April 5, 2013

Grinding the wave

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 magazine's Grinding Doc Video Series. Badger, the host of video series, provides some insight.