What is a milling cutter - www.xmystool.com
A milling cutter is a cutting tool with a cylindrical shape and a cutting edge at the circumference and the bottom, which makes it rotate to cut the workpiece. The purpose of a milling cutter is to remove material from a workpiece. With that said, milling cutter don't consist of a single blade. While turning operations performed using a lathe generally feature a single blade cutting tool, milling cutter consist of multiple blades. As the milling cutter rotates against a stationary workpiece, it scrapes out material. Milling cutter are often made of hard, strong materials that can withstand significant stress without breaking or otherwise succumbing to damage. For example, it's not uncommon for milling cutters to feature a coating of polycrystalline diamond(PCD). According to Wikipedia, PCD-coated milling cutters last up to 100 times longer than their uncoated counterparts. The download to using PCD-coated milling cutter is that they can't be used in applications whe...