Endmills for Hardened Steel Use AITin Coating, CNC ...
The material is hard and conforms to the substrate, but it is not sufficient for hardened steel cutting. Aluminum Titanium Nitride. AlTiN takes the strength of TiN a step further. This coating is a high-performance material that improves end mill performance when used on ferrous metals, such as titanium, nickel, alloy steels and stainless steels.
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