Grinding (Surface, Cylindrical, Tool & Cutter)

With regular new developments every 6 months, Fritz Studer AG says it has surprised users of internal cylindrical grinding machines in the last 2 years.

The Junker Group says its ingenuity and expertise are put on display with the flexible, high-performance QUICKPOINT grinding machine. High-speed grinding combines Junker precision with maximum flexibility.

A shop seeks the Grinding Doc's advice regarding plans to improve cutting tool quality by improving surface finish in the 67th episode of Cutting Tool Engineering magazine's Grinding Doc Video Series.

Solid, dependable and engineered to meet increasing machine shop demands, characterize the new line of JET 8, 10 and 12 in. industrial bench grinders. These powerful, hard-working benchtop machines with 1 hp, 1-1/2 hp and 2 hp heavy duty capacitor motors, are smooth operators, anchored with cast iron bases for rigidity and minimial vibration.

TechMet Carbides Inc. says its Flute-Tech diamond grinding wheels have a universal hybrid bond system that performs better than polyimide bond systems at a similar price point. The diamond wheels are easy to true and dress on conventional truing equipment and are suitable for use with all spindle powers.

Italy-based Samputensili S.p.A. unveiled a machine that eliminates the need for cutting oils when manufacturing gears, thereby reducing grinding costs. During grinding, oil-based lubricants cool the workpiece, as well as reduce friction and help evacuate chips. On the downside, however, oil use accounts for a significant amount of a grinding operation's total cost.

Ask the Grinding Doc: When I ran out of single-point dressing diamonds and got desperate, I mounted a PCD insert to dress an Al2O3 wheel. Is there any danger in doing that?

GF Machining Solutions, Lincolnshire, Ill., today announced the expansion of its line of laser texturing solutions with the LASER P 400 3-axis machine and LASER P 400U 5-axis machines. The machines provide easy, repeatable laser engraving texturing and structuring for small parts, such as for watches, jewelry, cutting tools, small inserts and micromachined workpieces, according to the company.

The drebojet®-plus, a new diamond dressing roll from Lach Diamond Inc, Grand Rapids, Mich., will make its debut at GrindTec, which is set for March 16-19 in Augsburg, Germany, according to a company news release issued today. The drebojet-plus is intended for contour-controlled dressing and profiling of grinding wheels.

AGATHON Machine Tools Inc. has introduced the new Leo Peri 4-axis grinding center for grinding the periphery of indexable inserts. Throughout product development, the Leo Peri design concept focused on achieving a smaller machine size, incorporating greater user friendly accessibility, maintenance free concepts, and overall superior machine strength enabling high process performance to meet both high production and peak quality standards for carbide, cermet, ceramics and PCBN applications.

A shop asks Dr. Jeffrey Badger, Cutting Tool Engineering magazine's "Ask the Grinding Doc" columnist, whether it's better to take several small, fast passes versus one large, slow pass when pinch-peel grinding tungsten-carbide shafts. Visit The Grinding Doc website for more advice from Dr.

Rollomatic Inc., Mundelein, Ill., recently promoted William "Mac" McKenna to regional sales manager for several key manufacturing areas in North America, according to a Rollomatic Inc. news release issued this month. Rollomatic builds CNC tool/cutter and peel grinding machines, as well as laser cutting machines.