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  1. 30-03-2018 #10
    JAZZCNC's Avatar
    Lives in wakefield, United Kingdom.
    JAZZCNC
    Last Activity: 19-01-2024 Forum Superstar, has done so much to help others, they deserve a medal. Has been a member for 9-10 years. Has a total post count of 8,446. Received thanks 1,445 times, giving thanks to others 109 times.
    Quote Originally Posted by wallyblackburn View Post
    Yeah, I come from more of a machining background. I was thinking of 1/4", 3/8", and 1/2". But, I bet a good 1/4" coated 3-flute without too long a cutting helix could do 8K. Hopefully, I 'll get to see in next month or so. My 2.2KW spindle should be here in couple weeks.

    Thanks,
    Wallace
    I cut Ali regularly with 8mm 3 flute Uncoated Carbide cutters at 12K-15K and 6mm 15-18K. Very rarely do I drop below 10K with any cutter when cutting ali.
    The 2.2Kw WC spindles don't really have enough torque to cut ali at lower speeds.
    Last edited by JAZZCNC; 30-03-2018 at 10:22 PM.
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