Indexable Inserts from Powder
During the 2013 edition of its biennial “Technology Days” event, Horn treated the press to a tour of its entire manufacturing operation. Here are a few highlights.
One of the more fascinating aspects of a recent trip to visit Horn in Tubingen, Germany was getting a first-hand look at how the company transforms a powdered mix of various elements into hardened inserts capable of cleaving through even the toughest metal. Click through the picture gallery below to follow this process from start to finish.
Liquid coolant offers advantages unrelated to temperature. Forced air is the fluid of choice in this shop...but even so, conventional coolant can't be eliminated entirely.
Running rotary milling cutters at the proper speeds and feeds is critical to obtaining long tool life and superior results, and a good place to start is with the manufacturer's recommendations. These formulas and tips provide useful guidelines.
To make the transition to hard turning, you'll need to switch from carbide to CBN inserts, but that is easier (and more economical) than you might think. It's making the jump to much higher surface speeds that might scare you off. It needn't. Here's why.