硬化钢和工具钢的磨削：优化高速钢、D2 和 M2
Why Hardened Steel Grinding Is a Different Beast You already know that grinding a soft low-carbon shaft isn’t the same as touching off on a hardened D2 punch. The hardness changes everything: how the abrasive breaks down, how heat builds up, and whether you walk away with a good part or a scrapped one. Hardened […]