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Feed and speed and bit size for acrylic

Discussion in 'CNC Mills/Routers' started by tommy arno, Aug 8, 2017.

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  1. tommy arno

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    ive used an 8mm bit to cut a 80 mm circle in 3mm acrylic, with a speed of 22600, I slowed the feed rate down to 1800 as it seemed a bit too fast at 2500. The edges of the cut are really rough, is there anything wrong with this set up?
     

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