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Suggested Feeds and Speeds for
Solid Carbide and Carbide Tipped Thread Mills
These are starting points and assume ideal conditions.
Be prepared to adjust for your circumstances.

Material	Surface Feet per Minute (SFM)	Cutter Diameter (inches)
		.250-.350	0.500	0.750	1.000	2.000
		Feeds (Inches per Tooth)
Aluminum and Magnesium	800-UP	.002-.004	.003-.006	.004-.008	.006-.009	.007-.010
Brass	500-600	.002-.003	.003-.005	.004-.008	.005-.009	.007-.010
Bronze	400-600	.002-.003	.003-.005	.005-.007	.005-.008	.006-.009
Hard Bronze	220-280	.001-.002	.002-.003	.004-.006	.004-.007	.005-.008
Cast Iron - Soft	200-280	.001-.002	.002-.004	.003-.005	.004-.007	.005-.008
Cast Iron - Hard	180-250	.001-.002	.002-.003	.003-.004	.004-.005	.005-.006
Steel - Soft	230-400	.002-.003	.002-.004	.005-.005	.003-.006	.004-.007
Steel - Medium	200-350	.001-.003	.001-.003	.002-.004	.003-.005	.004-.007
Steel - Hard	120-220	.001-.002	.001-.003	.002-.004	.002-.004	.002-.005
Stainless Steel	120-220	.001-.002	.001-.003	.002-.004	.002-.004	.002-.005

To request a quote or more information, inquire via e-mail, fax: 1-319-263-5346, mail:    Schmarje Tool Company P.O. Box 16 MUSCATINE, IA 52761 or call: 1-800-235-TOOL   (1-800-235-8665)

© 1999-2001 Schmarje Tool Company
P.O. Box 16 - Muscatine, IA 52761 USA