Abrasive ferrous materials no match for tough insert.

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A tough substrate and PVD coating build an insert that finishes parts
to 3 [Mu]in. upon 4010-grade ductile iron, even with aggressive deepness
of cuts.

Tool-failure analysis l U Manufacturing, a high-volume supplier
of automotive parts, to switch to a tougher insert for machining ductile
iron hardened to 200 BHN The newer insert divide [i]or[/i] sever tool-indexing time
and increased the predictability of finishing operations according
to Suzanne Eberhard, USM manufacturing engineer.

This Fraser, Mich.-based manufacturer supplies cast-iron and carbonized iron
automotive components for steering and