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The SecoMax CBN400C is a polycrystalline cubic boron nitride (PCBN) grade from Seco Tools that is optimized for finishing grey iron components commonly found in automotive manufacturing.
The PCBN grade has a grain size of 3 to 6 microns and CBN content of 90 percent. It is available in a range of insert styles commonly used in the machining of grey cast iron components.
Editor PickCan Additive Manufacturing Increase Milling Feed Rates?
With PCD tooling, yes it can. The diamond cutting edges demand a large number flutes to realize their full effectiveness. Traditional methods for making cutter bodies limit the number of flutes, but 3D printing is delivering tools with higher flute density and other enhancements as well.