Ceramic inserts possess exceptional hardness, high-temperature resistance, and chemical stability. They offer good wear resistance, though prolonged exposure to extreme heat can accelerate wear. The cobalt content typically ranges from 6–12% and acts as the decisive lever between toughness and hardness: more cobalt means a tougher but slightly softer insert;. Our Secomax™ ceramic insert grades provide optimized wear resistance and toughness when cutting parts from heat-resistant superalloys, such as Inconel, MAR, RENE, Nimonic and Waspaloy, at high speeds. In fact, the high-speed capabilities of ceramics result in metal removal rates that are four to. Pure boron nitride sintered ceramic blades have significantly increased toughness and wear resistance. While there are a handful of variations within the ceramic insert category, generally speaking, they offer solutions for machining.
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