Phoenix Medical Products is a Mountain City, Tenn., contract manufacturer of various devices used in the thoracic, laparoscopic, arthroscopic, gastrointestinal, cardiovascular, soft and hard tissue biopsy areas of the medical and research markets. As such, their watchword is precision at every turn.
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.
The Grinding Doc tackles a common mistake made by shops using CBN wheels is that they choose a grit size that's too large and then take drastic actions to cope with it.
In this 38th episode of Cutting Tool Engineering magazine's Grinding Doc Video Series, host 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.
A shop that grinds tungsten-carbide endmills using a resin-bonded diamond wheel turned to Dr. Jeffrey Badger for the 37th episode of Cutting Tool Engineering magazine's Grinding Doc Video Series because one of the shop's wheel suppliers was 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 asked the Grinding Doc, "What's up with Q prime values?"
The Mägerle MFP 50 5-axis CD (continuous dressing) grinding center from United Grinding Technologies Inc. has an automatic grinding wheel and tool changer. The ATC can switch the wheel or tool in 8 seconds using a swing-arm configuration.
How many times have tool manufacturers wished they could grind the slot for coolant holes, the chamfer on the end of the shank, and the pre-shaped point on drill blanks in one quick, easy automated process that is both precise and cost-effective? Rollomatic has made this a possibility by offering a new feature on the ShapeSmart NP5: an integrated CCD camera.
Meister has introduced a new series of hDD and cDD stationary dressing tools that provide comparable benefits for aluminum oxide and other conventional wheels on grinding machines that are not equipped with a rotary dresser.