ChipLoad

Bits › 1/4" tapered ball nose bit › softwood

tapered ball nose bit profile illustration1/4" tapered ball nose bit: softwood

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

Same material, other bits: all softwood settings

Manufacturer / bitMachine classRPMFeed IPMChip load (in)Source
High Country Tools TBN-132-DLChobby-ultralight1200029.80.00124source
High Country Tools TBN-116-DLChobby-ultralight1200046.60.00129source
High Country Tools TBN-18S-DLChobby-ultralight1200046.60.00129source
High Country Tools TBN-18-DLChobby-ultralight1200058.20.00121source
High Country Tools TBN-132-DLChobby-light1600061.80.00193source
High Country Tools TBN-116-DLChobby-light1600096.60.00201source
High Country Tools TBN-18S-DLChobby-light1600096.60.00201source
High Country Tools TBN-18-DLChobby-light16000120.80.00189source
High Country Tools TBN-132-DLChobby-rigid1600088.30.00276source
High Country Tools TBN-116-DLChobby-rigid160001380.00287source
High Country Tools TBN-18S-DLChobby-rigid160001380.00287source
High Country Tools TBN-18-DLChobby-rigid16000172.50.0027source
High Country Tools TBN-132-DLCbusiness16000123.60.00386source
High Country Tools TBN-116-DLCbusiness16000193.20.00402source
High Country Tools TBN-18S-DLCbusiness16000193.20.00402source
High Country Tools TBN-18-DLCbusiness16000241.50.00377source
High Country Tools TBN-132-DLCindustrial16000150.10.00469source
High Country Tools TBN-116-DLCindustrial16000234.60.00489source
High Country Tools TBN-18S-DLCindustrial16000234.60.00489source
High Country Tools TBN-18-DLCindustrial16000293.30.00458source

FAQ

What feeds and speeds for a 1/4" tapered ball nose bit in softwood on a hobby-ultralight CNC router?
Published manufacturer data (High Country Tools) gives a chip load of 0.00121–0.00129 in per tooth and a feed of 29.8–58.2 IPM (4 sourced rows). Start low and test in scrap.

What feeds and speeds for a 1/4" tapered ball nose bit in softwood on a hobby-light CNC router?
Published manufacturer data (High Country Tools) gives a chip load of 0.00189–0.00201 in per tooth and a feed of 61.8–120.8 IPM (4 sourced rows). Start low and test in scrap.

What feeds and speeds for a 1/4" tapered ball nose bit in softwood on a hobby-rigid CNC router?
Published manufacturer data (High Country Tools) gives a chip load of 0.0027–0.00287 in per tooth and a feed of 88.3–172.5 IPM (4 sourced rows). Start low and test in scrap.

What feeds and speeds for a 1/4" tapered ball nose bit in softwood on a business CNC router?
Published manufacturer data (High Country Tools) gives a chip load of 0.00377–0.00402 in per tooth and a feed of 123.6–241.5 IPM (4 sourced rows). Start low and test in scrap.

What feeds and speeds for a 1/4" tapered ball nose bit in softwood on a industrial CNC router?
Published manufacturer data (High Country Tools) gives a chip load of 0.00458–0.00489 in per tooth and a feed of 150.1–293.3 IPM (4 sourced rows). Start low and test in scrap.