Delrin (POM)

Plastic

Use sharp tools, avoid heat buildup

Calculate with this material
Category Plastic
Cutting speed range 200-600 m/min
Recommended speed 400 m/min
Chip load (small) 0.08 mm/tooth
Chip load (medium) 0.15 mm/tooth
Chip load (large) 0.25 mm/tooth
Depth of cut (finishing) 0.5 mm
Depth of cut (roughing) 4 mm
Hardness Rockwell M90
Density 1.41 g/cm³
Machinability Excellent
Coolant Air blast
Tool material Polished carbide