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Carpenter Micro-Melt® M-42 Alloy (AISI M42)

Category	Metal , Ferrous Metal , Tool Steel
Manufacturer	Carpenter Technology Corporation (Cartech)
Trade Name	Micro-Melt®
Port	Shanghai port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	Carpenter Micro-Melt® M-42 Alloy (AISI M42).pdf
Price	EMAIL US sales@lookpolymers.com
	Online Service lookpolymers 27660005

Material Notes:

Micro-Melt® M-42 alloy is a powder metal super-high-speed steel possessing a hardness capability of Rockwell C 68/70. This alloy has been used for cutting tools in the toughest machining operations. The advantages of Micro-Melt premium high speed steels include ease of grinding, response to heat treatment, more uniform structure, greater wear resistance and improved toughness. In addition, Carpenter's unique hot rolling and rotary forging capabilities impart minimal distortion characteristics to these alloys.Applications: Twist drills, Turning tools, End mills, Milling cutters, Broaches, Router Bits, Form tools, Keyway cutters, Dovetail tools, Flycutters, Thread rolling dies, Tool bitsInformation provided by Carpenter Technology Corporation.Micro-Melt® is a registered trademark of Carpenter Technology Corporation.

Physical Properties	Metric	English	Comments
Specific Gravity	7.98 g/cc	7.98 g/cc

Mechanical Properties	Metric	English	Comments
Hardness, Rockwell C	64 - 66	64 - 66	As quenched
	65 - 67	65 - 67	Tempered at 1100°F
Modulus of Elasticity	206.8 GPa	29990 ksi
Izod Impact Unnotched	14.9 - 31.2 J	11.0 - 23.0 ft-lb

Component Elements Properties	Metric	English	Comments
Carbon, C	1.1 %	1.1 %
Chromium, Cr	3.75 %	3.75 %
Cobalt, Co	8.25 %	8.25 %
Iron, Fe	74.69 %	74.69 %	As Balance
Molybdenum, Mo	9.5 %	9.5 %
Sulfur, S	0.060 %	0.060 %
Tungsten, W	1.5 %	1.5 %
Vanadium, V	1.15 %	1.15 %

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