A shop experiencing more wheel wear and burn after switching from one high-speed steel grade to another that reportedly offers lower grindability—requiring slower feedrates—seeks a recommendation for a wheel that won't require the shop to increase cycle time. Dr. Jeffrey Badger, the host of Cutting Tool Engineering magazine's Grinding Doc Video Series, considers the shop's options in the 18th episode of the video series.
Ask the Grinding Doc columnist Dr. Jeffrey Badger offers a better understanding regarding the origins of chatter, and a look at single-point diamond dressing tools.
The Machine Technology column from the April 2011 issue of Cutting Tool Engineering magazine suggests that successful milling requires managing multiple constraints.
END USER: Axle Alliance Co. LLC, (313) 592-7438, www.daimler-trucksnorthamerica.com. CHALLENGE: Overcome workpiece variations while effectively hard turning large ring gears. SOLUTION: A workpiece measuring process for a vertical turning machine. SOLUTION PROVIDER: EMAG LLC, (248) 477-7440, www.emag.com
Talking Shop column from the April 2011 issue of Cutting Tool Engineering magazine presents a conversation with Anderson Leveille, owner of Moscow Mills Manufacturing Services, Stowe, Vt.