ChipLoad

Bits › 1/4" downcut end mill

1/4" downcut end mill feeds and speeds

96 sourced settings from High Country Tools, Sienci Labs. Published chip loads range from 0.00075 to 0.00694 in per tooth. Pick your material:

acrylic (10) · aluminum (4) · baltic birch plywood (10) · dense hardwood (maple, oak) (10) · epoxy resin (10) · hardwood (11) · hdpe / uhmw (10) · mdf (10) · melamine (10) · softwood (11)

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Maker / bitMaterialMachine classRPMFeed IPMChip load (in)Source
High Country Tools END-DC2-DLCAcrylic / PVC (hard plastic)hobby-ultralight1200039.40.00164source
High Country Tools END-DC4-DLCAcrylic / PVC (hard plastic)hobby-ultralight1200056.20.00117source
High Country Tools END-DC2-DLCPlywood - Baltic birchhobby-ultralight1200029.90.00125source
High Country Tools END-DC4-DLCPlywood - Baltic birchhobby-ultralight1200042.70.00089source
High Country Tools END-DC2-DLCHardwood - Dense (maple, oak, ash)hobby-ultralight1200028.40.00118source
High Country Tools END-DC4-DLCHardwood - Dense (maple, oak, ash)hobby-ultralight1200040.50.00084source
High Country Tools END-DC2-DLCEpoxy / resinhobby-ultralight1200025.20.00105source
High Country Tools END-DC4-DLCEpoxy / resinhobby-ultralight12000360.00075source
High Country Tools END-DC2-DLCHardwoodhobby-ultralight1200031.50.00131source
High Country Tools END-DC4-DLCHardwoodhobby-ultralight12000450.00094source
High Country Tools END-DC2-DLCHDPE / UHMW / nylon (soft plastic)hobby-ultralight1150042.30.00184source
High Country Tools END-DC4-DLCHDPE / UHMW / nylon (soft plastic)hobby-ultralight1150060.40.00131source
High Country Tools END-DC2-DLCMDF / particleboardhobby-ultralight1200034.70.00144source
High Country Tools END-DC4-DLCMDF / particleboardhobby-ultralight1200049.50.00103source
High Country Tools END-DC2-DLCPlywood - Melamine / laminatehobby-ultralight1200026.80.00112source
High Country Tools END-DC4-DLCPlywood - Melamine / laminatehobby-ultralight1200038.20.0008source
High Country Tools END-DC2-DLCSoftwood (pine, cedar, fir)hobby-ultralight1200036.20.00151source
High Country Tools END-DC4-DLCSoftwood (pine, cedar, fir)hobby-ultralight1200051.70.00108source
High Country Tools END-DC2-DLCAcrylic / PVC (hard plastic)hobby-light1250063.80.00255source
High Country Tools END-DC4-DLCAcrylic / PVC (hard plastic)hobby-light1250091.10.00182source
High Country Tools END-DC2-DLCAluminum 6061hobby-light1600035.90.00112source
High Country Tools END-DC2-DLCPlywood - Baltic birchhobby-light1800069.80.00194source
High Country Tools END-DC4-DLCPlywood - Baltic birchhobby-light1800099.70.00139source
High Country Tools END-DC2-DLCHardwood - Dense (maple, oak, ash)hobby-light1800066.20.00184source
High Country Tools END-DC4-DLCHardwood - Dense (maple, oak, ash)hobby-light1800094.50.00131source
High Country Tools END-DC2-DLCEpoxy / resinhobby-light1450047.40.00163source
High Country Tools END-DC4-DLCEpoxy / resinhobby-light1450067.70.00117source
High Country Tools END-DC2-DLCHardwoodhobby-light1800073.50.00204source
High Country Tools END-DC4-DLCHardwoodhobby-light180001050.00146source
Sienci Labs Hardwoodhobby-light1200086.20.00359source
High Country Tools END-DC2-DLCHDPE / UHMW / nylon (soft plastic)hobby-light1150065.70.00286source
High Country Tools END-DC4-DLCHDPE / UHMW / nylon (soft plastic)hobby-light1150093.90.00204source
High Country Tools END-DC2-DLCMDF / particleboardhobby-light1700076.40.00225source
High Country Tools END-DC4-DLCMDF / particleboardhobby-light17000109.10.0016source
High Country Tools END-DC2-DLCPlywood - Melamine / laminatehobby-light1800062.50.00174source
High Country Tools END-DC4-DLCPlywood - Melamine / laminatehobby-light1800089.20.00124source
High Country Tools END-DC2-DLCSoftwood (pine, cedar, fir)hobby-light1700079.80.00235source
High Country Tools END-DC4-DLCSoftwood (pine, cedar, fir)hobby-light170001140.00168source
Sienci Labs Softwoodhobby-light1200086.20.00359source
High Country Tools END-DC2-DLCAcrylic / PVC (hard plastic)hobby-rigid1250091.20.00365source
High Country Tools END-DC4-DLCAcrylic / PVC (hard plastic)hobby-rigid12500130.20.0026source
High Country Tools END-DC2-DLCAluminum 6061hobby-rigid1600051.30.0016source
High Country Tools END-DC2-DLCPlywood - Baltic birchhobby-rigid1800099.80.00277source
High Country Tools END-DC4-DLCPlywood - Baltic birchhobby-rigid18000142.50.00198source
High Country Tools END-DC2-DLCHardwood - Dense (maple, oak, ash)hobby-rigid1800094.50.00263source
High Country Tools END-DC4-DLCHardwood - Dense (maple, oak, ash)hobby-rigid180001350.00187source
High Country Tools END-DC2-DLCEpoxy / resinhobby-rigid1450067.70.00233source
High Country Tools END-DC4-DLCEpoxy / resinhobby-rigid1450096.70.00167source
High Country Tools END-DC2-DLCHardwoodhobby-rigid180001050.00292source
High Country Tools END-DC4-DLCHardwoodhobby-rigid180001500.00208source
High Country Tools END-DC2-DLCHDPE / UHMW / nylon (soft plastic)hobby-rigid1150093.90.00408source
High Country Tools END-DC4-DLCHDPE / UHMW / nylon (soft plastic)hobby-rigid11500134.10.00292source
High Country Tools END-DC2-DLCMDF / particleboardhobby-rigid17000109.10.00321source
High Country Tools END-DC4-DLCMDF / particleboardhobby-rigid17000155.80.00229source
High Country Tools END-DC2-DLCPlywood - Melamine / laminatehobby-rigid1800089.30.00248source
High Country Tools END-DC4-DLCPlywood - Melamine / laminatehobby-rigid18000127.50.00177source
High Country Tools END-DC2-DLCSoftwood (pine, cedar, fir)hobby-rigid17000114.10.00335source
High Country Tools END-DC4-DLCSoftwood (pine, cedar, fir)hobby-rigid17000162.90.0024source
High Country Tools END-DC2-DLCAcrylic / PVC (hard plastic)business12500127.60.0051source
High Country Tools END-DC4-DLCAcrylic / PVC (hard plastic)business12500182.30.00365source
High Country Tools END-DC2-DLCAluminum 6061business1600071.90.00225source
High Country Tools END-DC2-DLCPlywood - Baltic birchbusiness18000139.70.00388source
High Country Tools END-DC4-DLCPlywood - Baltic birchbusiness18000199.50.00277source
High Country Tools END-DC2-DLCHardwood - Dense (maple, oak, ash)business18000132.30.00368source
High Country Tools END-DC4-DLCHardwood - Dense (maple, oak, ash)business180001890.00262source
High Country Tools END-DC2-DLCEpoxy / resinbusiness1450094.70.00327source
High Country Tools END-DC4-DLCEpoxy / resinbusiness14500135.30.00233source
High Country Tools END-DC2-DLCHardwoodbusiness180001470.00408source
High Country Tools END-DC4-DLCHardwoodbusiness180002100.00292source
High Country Tools END-DC2-DLCHDPE / UHMW / nylon (soft plastic)business11500131.50.00572source
High Country Tools END-DC4-DLCHDPE / UHMW / nylon (soft plastic)business11500187.80.00408source
High Country Tools END-DC2-DLCMDF / particleboardbusiness17000152.70.00449source
High Country Tools END-DC4-DLCMDF / particleboardbusiness17000218.10.00321source
High Country Tools END-DC2-DLCPlywood - Melamine / laminatebusiness180001250.00347source
High Country Tools END-DC4-DLCPlywood - Melamine / laminatebusiness18000178.50.00248source
High Country Tools END-DC2-DLCSoftwood (pine, cedar, fir)business17000159.70.0047source
High Country Tools END-DC4-DLCSoftwood (pine, cedar, fir)business170002280.00335source
High Country Tools END-DC2-DLCAcrylic / PVC (hard plastic)industrial125001550.0062source
High Country Tools END-DC4-DLCAcrylic / PVC (hard plastic)industrial12500221.30.00443source
High Country Tools END-DC2-DLCAluminum 6061industrial1600087.30.00273source
High Country Tools END-DC2-DLCPlywood - Baltic birchindustrial18000169.60.00471source
High Country Tools END-DC4-DLCPlywood - Baltic birchindustrial18000242.20.00336source
High Country Tools END-DC2-DLCHardwood - Dense (maple, oak, ash)industrial18000160.70.00446source
High Country Tools END-DC4-DLCHardwood - Dense (maple, oak, ash)industrial18000229.50.00319source
High Country Tools END-DC2-DLCEpoxy / resinindustrial145001150.00397source
High Country Tools END-DC4-DLCEpoxy / resinindustrial14500164.30.00283source
High Country Tools END-DC2-DLCHardwoodindustrial18000178.50.00496source
High Country Tools END-DC4-DLCHardwoodindustrial180002550.00354source
High Country Tools END-DC2-DLCHDPE / UHMW / nylon (soft plastic)industrial11500159.70.00694source
High Country Tools END-DC4-DLCHDPE / UHMW / nylon (soft plastic)industrial115002280.00496source
High Country Tools END-DC2-DLCMDF / particleboardindustrial17000185.50.00545source
High Country Tools END-DC4-DLCMDF / particleboardindustrial17000264.90.0039source
High Country Tools END-DC2-DLCPlywood - Melamine / laminateindustrial18000151.70.00422source
High Country Tools END-DC4-DLCPlywood - Melamine / laminateindustrial18000216.70.00301source
High Country Tools END-DC2-DLCSoftwood (pine, cedar, fir)industrial17000193.90.0057source
High Country Tools END-DC4-DLCSoftwood (pine, cedar, fir)industrial17000276.90.00407source

FAQ

What feeds and speeds for a 1/4" downcut end mill on a hobby-ultralight CNC router?
Published maker data (High Country Tools) gives a chip load of 0.00075–0.00184 in per tooth and a feed of 25.2–60.4 IPM (18 sourced rows). Start low and test in scrap.

What feeds and speeds for a 1/4" downcut end mill on a hobby-light CNC router?
Published maker data (High Country Tools, Sienci Labs) gives a chip load of 0.00112–0.00359 in per tooth and a feed of 35.9–114 IPM (21 sourced rows). Start low and test in scrap.

What feeds and speeds for a 1/4" downcut end mill on a hobby-rigid CNC router?
Published maker data (High Country Tools) gives a chip load of 0.0016–0.00408 in per tooth and a feed of 51.3–162.9 IPM (19 sourced rows). Start low and test in scrap.

What feeds and speeds for a 1/4" downcut end mill on a business CNC router?
Published maker data (High Country Tools) gives a chip load of 0.00225–0.00572 in per tooth and a feed of 71.9–228 IPM (19 sourced rows). Start low and test in scrap.

What feeds and speeds for a 1/4" downcut end mill on a industrial CNC router?
Published maker data (High Country Tools) gives a chip load of 0.00273–0.00694 in per tooth and a feed of 87.3–276.9 IPM (19 sourced rows). Start low and test in scrap.

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