Comment résoudre les problèmes de vibration des fraises à fileter dans l'acier trempé
A precision injection mold shop in Ohio called us with an urgent problem: machining M6×1.0 threads into AISI H13 inserts hardened to HRC 58–60. Mid-cycle, the spindle began emitting a piercing screech. When the operators stopped the machine, they found wavy micro-spalling across the thread flanks. Worse, the No-Go gauge slipped right in, and tool