Roughing End Mills for Hardened Steel Above 50 HRC
Over the past few years, we have repeatedly encountered a challenging problem in multiple clients’ mold and precision parts machining projects. When the material hardness exceeds 50 HRC, conventional roughing strategies and tools often fail to guarantee stable cutting. Even with high-performance carbide rougher end mills, issues such as tool tip chipping, abnormal mid-section wear, […]
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