July 24, 2026

diamond end mill cutting tools

CNC Machine Setup for Graphite Cutting: Engineering Considerations for a High Performance Graphite Machining System

When helping clients optimize graphite electrode machining, we frequently see a familiar challenge. A shop installs high-speed CNC machining centers and buys premium graphite end mills. Yet, once mass production begins, issues quickly emerge—inconsistent tool life, dimensional drift, poor surface finish, and equipment failure caused by abrasive graphite dust. We vividly recall a project with […]

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rounded corner cutter

Understanding Flute Design in Solid Carbide End Mill Bits for Hardened Steel Processing

Last week, a German mold shop contacted us about an issue machining HRC62 SKD11 steel cavity pockets on a 5-axis mill. Whenever they bumped the spindle speed, the tool produced a high-pitched squeal, followed instantly by micro-chipping along the cutting edge. Their lead engineer emailed us: “Your carbide substrate and coating are solid, so why

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