We're often asked if you can efficiently machine heat-treated tool steels with indexable carbide tooling. The answer is a resounding yes, but successful hard milling requires an approach that’s quite different from your typical milling applications.

Steel MillingMachine

Milling steelby hand

90° Square insert Double sided Negative rake Rake 9mm to 19mm cutting edges Coating: CVD coated Al2O3/ TiAlN composite coating Available in a range of radius for finishing, general purpose and rough turning

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In this video, we'll show you how to choose tooling that will stand up to the heat and stress that are generated while removing material from D2 tool steel at 62 Rc. We'll also zero in on the application parameters and tool path that will make easy work of the toughest materials. As always, feel free to contact us for assistance with your application.