ChipLoad

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

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

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

Same material, other bits: all acrylic settings

Manufacturer / bitMachine classRPMFeed IPMChip load (in)Source
High Country Tools TBN-132-DLChobby-ultralight1200032.40.00135source
High Country Tools TBN-116-DLChobby-ultralight1200050.60.00141source
High Country Tools TBN-18S-DLChobby-ultralight1200050.60.00141source
High Country Tools TBN-18-DLChobby-ultralight1200063.30.00132source
High Country Tools TBN-132-DLChobby-light1250052.50.0021source
High Country Tools TBN-116-DLChobby-light12500820.00219source
High Country Tools TBN-18S-DLChobby-light12500820.00219source
High Country Tools TBN-18-DLChobby-light12500102.50.00205source
High Country Tools TBN-132-DLChobby-rigid12500750.003source
High Country Tools TBN-116-DLChobby-rigid12500117.20.00313source
High Country Tools TBN-18S-DLChobby-rigid12500117.20.00313source
High Country Tools TBN-18-DLChobby-rigid12500146.50.00293source
High Country Tools TBN-132-DLCbusiness125001050.0042source
High Country Tools TBN-116-DLCbusiness12500164.10.00438source
High Country Tools TBN-18S-DLCbusiness12500164.10.00438source
High Country Tools TBN-18-DLCbusiness12500205.10.0041source
High Country Tools TBN-132-DLCindustrial12500127.50.0051source
High Country Tools TBN-116-DLCindustrial12500199.20.00531source
High Country Tools TBN-18S-DLCindustrial12500199.20.00531source
High Country Tools TBN-18-DLCindustrial12500249.10.00498source

FAQ

What feeds and speeds for a 1/4" tapered ball nose bit in acrylic on a hobby-ultralight CNC router?
Published manufacturer data (High Country Tools) gives a chip load of 0.00132–0.00141 in per tooth and a feed of 32.4–63.3 IPM (4 sourced rows). Start low and test in scrap.

What feeds and speeds for a 1/4" tapered ball nose bit in acrylic on a hobby-light CNC router?
Published manufacturer data (High Country Tools) gives a chip load of 0.00205–0.00219 in per tooth and a feed of 52.5–102.5 IPM (4 sourced rows). Start low and test in scrap.

What feeds and speeds for a 1/4" tapered ball nose bit in acrylic on a hobby-rigid CNC router?
Published manufacturer data (High Country Tools) gives a chip load of 0.00293–0.00313 in per tooth and a feed of 75–146.5 IPM (4 sourced rows). Start low and test in scrap.

What feeds and speeds for a 1/4" tapered ball nose bit in acrylic on a business CNC router?
Published manufacturer data (High Country Tools) gives a chip load of 0.0041–0.00438 in per tooth and a feed of 105–205.1 IPM (4 sourced rows). Start low and test in scrap.

What feeds and speeds for a 1/4" tapered ball nose bit in acrylic on a industrial CNC router?
Published manufacturer data (High Country Tools) gives a chip load of 0.00498–0.00531 in per tooth and a feed of 127.5–249.1 IPM (4 sourced rows). Start low and test in scrap.