ChipLoad

Bits › 1/4" ball nose bit › aluminum

ball nose bit profile illustration1/4" ball nose bit: aluminum

Other materials: acrylic · baltic birch plywood · dense hardwood (maple, oak) · epoxy resin · hardwood · hdpe / uhmw · mdf · melamine · plastic · softwood

Same material, other bits: all aluminum settings

Maker / bitMachine classRPMFeed IPMChip load (in)Source
Sienci Labs hobby-light2200044.10.001source
Sienci Labs hobby-light1200059.80.00249source
Amana Tool 46283industrial18000140–2100.004–0.006source
Amana Tool 46490industrial18000135–1900.0025–0.0035source

FAQ

What feeds and speeds for a 1/4" ball nose bit in aluminum on a hobby-light CNC router?
Published maker data (Sienci Labs) gives a chip load of 0.001–0.00249 in per tooth and a feed of 44.1–59.8 IPM (2 sourced rows). Start low and test in scrap.

What feeds and speeds for a 1/4" ball nose bit in aluminum on a industrial CNC router?
Published maker data (Amana Tool) gives a chip load of 0.0025–0.006 in per tooth and a feed of 135–210 IPM (2 sourced rows). Start low and test in scrap.

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