Reamer Speeds and Feeds

Material		Speed SFM	Feed (I.P.R.)
			1/8	1/4	1/2
Aluminum / Aluminum Alloys		100-300	.005	.010	.015
Aluminum Alloyed Si>10%		75-200	.004	.008	.012
Cast Irons	Soft	75-150	.005	.008	.012
	Medium	60-100	.005	.008	.012
	Malleable	40-100	.003	.006	.010
	Brass	-	.003	.004	.006
	Bronze	-	.003	.004	.006
Coppers/Copper Alloys		75-100	.005	.008	.012
Magnesium		-	.005	.010	.015
Nickel Alloys		50-90	.005	.008	.012
Stainless Steels	Free Machining	50-90	.005	.008	.012
	Work Hardening	30-75	.003	.006	.010
Steels	Low Carbon	60-125	.003	.006	.010
	Medium Carbon	100-150	.003	.005	.008
	High Tensile (35-40Rc)	90-125	.003	.005	.008
	High Tensile (40-45Rc)	60-100	.001	.004	.006
	High Tensile (45Rc +)	30-90	.002	.002	.004
Tool Steels		60-100	.002	.005	.006
Titanium	Soft	50-125	.003	.006	.010
	Hard	20-60	.002	.004	.008