Crucible Steel CPM® REX® M35HCHS High Speed Steel, AISI M35

Category	Metal , Ferrous Metal , Tool Steel
Manufacturer	Crucible Steel
Trade Name	CPM® REX®
Port	Ningbo port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	Crucible Steel CPM® REX® M35HCHS High Speed Steel, AISI M35.pdf
Price	EMAIL US sales@lookpolymers.com
	Online Service lookpolymers 27660005

Material Notes:

CPM REX M35HCHS is a 5% cobalt modification of M2 high speed steel used almost exclusively for hobs and other gear cutting tools where higher red hardness is required. Made by the Crucible Particle Metallurgy process, CPM REX M35HCHS has excellent machinability and grindability characteristics.Information provided by Crucible Industries

Physical Properties	Metric	English	Comments
Density	8.11 g/cc	0.293 lb/in³

Mechanical Properties	Metric	English	Comments
Hardness, Brinell	225 - 255	225 - 255
Hardness, Rockwell C	66	66	hardened at 2150°F
	52 @Tempering Temp. 649 °C	52 @Tempering Temp. 1200 °F	hardened at 2150°F then tempered
	57 @Tempering Temp. 621 °C	57 @Tempering Temp. 1150 °F	hardened at 2150°F then tempered
	61 @Tempering Temp. 593 °C	61 @Tempering Temp. 1100 °F	hardened at 2150°F then tempered
	62.5 @Tempering Temp. 566 °C	62.5 @Tempering Temp. 1050 °F	hardened at 2150°F then tempered
	63 @Tempering Temp. 551.7 °C	63 @Tempering Temp. 1025 °F	hardened at 2150°F then tempered
	64 @Tempering Temp. 538 °C	64 @Tempering Temp. 1000 °F	hardened at 2150°F then tempered
Modulus of Elasticity	207 GPa	30000 ksi

Thermal Properties	Metric	English	Comments
CTE, linear	11.3 µm/m-°C @Temperature 21.1 - 399 °C	6.30 µin/in-°F @Temperature 70.0 - 750 °F
	11.5 µm/m-°C @Temperature 21.1 - 593 °C	6.40 µin/in-°F @Temperature 70.0 - 1100 °F

Component Elements Properties	Metric	English	Comments
Carbon, C	0.98 %	0.98 %
Chromium, Cr	4.05 %	4.05 %
Cobalt, Co	5.0 %	5.0 %
Iron, Fe	75.65 %	75.65 %	as balance
Manganese, Mn	0.70 %	0.70 %
Molybdenum, Mo	5.0 %	5.0 %
Silicon, Si	0.40 %	0.40 %
Sulfur, S	0.22 %	0.22 %
Tungsten, W	6.0 %	6.0 %
Vanadium, V	2.0 %	2.0 %

Chemical Properties	Metric	English	Comments
Critical Temperature	827 °C	1520 °F

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