Here's what the data revealed: a DL series aluminum alloy end mill with 3 flutes and a 45° helix angle achieved Ra 0.6 μm surface finish at 18,000 RPM, while the 2-flute alternative we tested produced ...
Aluminum feels easy to machine, right up until it is not. You go from “This is running great” to “Why did this tool weld?” in the blink of an eye. When that happens, you start checking the usual ...
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