ChipLoad

1/4" upcut end mill feeds and speeds

164 sourced settings from High Country Tools, Onsrud, SpeTool. Published chip loads range from 0.00075 to 0.012 in per tooth. Pick your material:

abs (4) · acrylic (15) · aluminum (8) · baltic birch plywood (15) · cast acrylic (6) · dense hardwood (maple, oak) (15) · epoxy resin (15) · extruded acrylic (4) · hardwood (16) · hdpe / uhmw (15) · mdf (16) · melamine (15) · polycarbonate (lexan) (4) · softwood (16)

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FAQ

What feeds and speeds for a 1/4" upcut end mill on a hobby-ultralight CNC router?
Published manufacturer data (High Country Tools) gives a chip load of 0.00075–0.00184 in per tooth and a feed of 21.6–60.4 IPM (27 sourced rows). Start low and test in scrap.

What feeds and speeds for a 1/4" upcut end mill on a hobby-light CNC router?
Published manufacturer data (High Country Tools) gives a chip load of 0.00096–0.00286 in per tooth and a feed of 30.8–114 IPM (29 sourced rows). Start low and test in scrap.

What feeds and speeds for a 1/4" upcut end mill on a hobby-rigid CNC router?
Published manufacturer data (High Country Tools) gives a chip load of 0.00137–0.00408 in per tooth and a feed of 44–162.9 IPM (29 sourced rows). Start low and test in scrap.

What feeds and speeds for a 1/4" upcut end mill on a business CNC router?
Published manufacturer data (High Country Tools) gives a chip load of 0.00193–0.00572 in per tooth and a feed of 61.6–228 IPM (29 sourced rows). Start low and test in scrap.

What feeds and speeds for a 1/4" upcut end mill on a industrial CNC router?
Published manufacturer data (High Country Tools) gives a chip load of 0.00234–0.00694 in per tooth and a feed of 74.8–276.9 IPM (29 sourced rows). Start low and test in scrap.