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Latest Videos

Episode 49: A creeping burn
Videos December 16, 2016
Episode 49: 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 for an alternative solution from Dr. Jeffrey Badger, our Ask the Grinding Doc columnist. Visit The Grinding Doc website for more advice from […]
Episode 48: What pressure?
Videos December 16, 2016
Episode 48: What pressure?
Dr. Jeffrey Badger 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? Visit The Grinding Doc website for more advice from Dr. Jeffrey […]
Episode 47: Reducing wheel consumption
Videos December 16, 2016
Episode 47: Reducing wheel consumption
The Grinding Doc suggests a shop look at its dressing policy if it hopes to reduce its wheel consumption. Visit The Grinding Doc website for more advice from Dr. Jeffrey Badger at http://www.thegrindingdoc.com.
Episode 46: Rough start
Videos December 16, 2016
Episode 46: Rough start
A shop using electroplated grinding wheels has 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. Visit The Grinding Doc website for more advice from Dr. Jeffrey Badger at http://www.thegrindingdoc.com.
Episode 45: Is it really worth it to use a CBN wheel?
Videos December 16, 2016
Episode 45: 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, shop staff are beginning to wonder if it is really worth it to use a CBN wheel. […]
Episode 44: Getting toast with your plunge roll?
Videos December 16, 2016
Episode 44: Getting toast with your plunge roll?
A shop recently asked Dr. Jeffrey Badger, Cutting Tool Engineering magazine’s Ask the Grinding Doc columnist, to settle an argument about which way to run the dresser when rotary plunge diamond dressing aluminum-oxide wheels. Visit The Grinding Doc website for more advice from Dr. Jeffrey Badger at http://www.thegrindingdoc.com.
Episode 43: Getting the wheel to open up
Videos December 16, 2016
Episode 43: Getting the wheel to open up
The Grinding Doc 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. Visit The Grinding Doc website for more advice from Dr. Jeffrey Badger at http://www.thegrindingdoc.com.
Episode 42: Appearances can be deceiving
Videos December 16, 2016
Episode 42: Appearances can be deceiving
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.
Episode 41: Pricey diamond
Videos December 16, 2016
Episode 41: Pricey diamond
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.
Episode 40: Don’t get cracking
Videos December 16, 2016
Episode 40: Don’t get cracking
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.
Episode 39: Grinding the wave
Videos December 16, 2016
Episode 39: 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’s Grinding Doc Video Series. Visit The Grinding Doc website for more advice from Dr. Jeffrey Badger at http://www.thegrindingdoc.com.
Episode 38: Rust never grinds
Videos December 16, 2016
Episode 38: Rust never grinds
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 […]

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