ChipLoad

downcut end mill profile illustrationHarvey Tool SFL

Harvey SFL single flute downcut router end mill for plastics (0.187") - slot / rough

Type: downcut end mill · Diameter: 0.187" · Flutes: 1

Starting points only, sourced from the manufacturers' own published data. Every machine differs: test in scrap, tune by ear. Neither ChipLoad nor the manufacturers are responsible for broken tools.

Published values, summarized per material and machine class. For the full CAM library (plunge, depth, stepover), download it from the manufacturer.

MaterialMachine classRPMFeed IPMChip load (in)NoteSource
Acetal / Delrin (POM)any––0.0064Harvey SFL chart, unfilled plastics (acetal, Delrin, acrylic, nylon...), slot / rough, 1xD radial, 1xD axial. SFM 800-1200.Harvey Tool
Acetal / Delrin (POM)any––0.0074Harvey SFL chart, unfilled plastics (acetal, Delrin, acrylic, nylon...), profile, 0.35xD radial, 1xD axial. SFM 800-1200.Harvey Tool

Retrieved 2026-10-16. Get the tool file from the manufacturer: Harvey Tool downloads