Attacking Aluminum: a Machining Guide
WEBApr 24, 2018 · For cast aluminum alloys ( 308, 356, 380), a surface footage of SFM is recommended, with RPMs varying based on cutter diameter. The basic calculation to find a starting point for RPMs would be ( x SFM) / Diameter. In wrought aluminum alloys ( 2024, 6061, 7075), a surface footage of SFM is recommended, with .