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CPM REX 45

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Journal Articles
Alloy Digest (1995) 44 (1): TS-534.
Published: 01 January 1995
... CPM REX 45 is an 8% cobalt high-speed steel which has excellent hot hardness along with good wear resistance and toughness, making it suitable for difficult machining applications. This datasheet provides information on composition, physical properties, microstructure, hardness, and elasticity as...
Journal Articles
Alloy Digest (1973) 22 (8): TS-260.
Published: 01 August 1973
... REX M3S-2 is a sulfur-bearing high-speed tool steel offering very good abrasion resistance and resistance to softening at elevated temperatures. CPM REX M3S-2, produced by the Crucible Particle Metallurgy process, is an improved-quality product with finer grain size, better toughness and better...
Journal Articles
Alloy Digest (1985) 34 (4): TS-438.
Published: 01 April 1985
... REX M42 is a high-speed steel that can be heat treated to 68 Rockwell C hardness. Its higher hardness makes it outstanding for special-cutting tools with requirements beyond the capability of general-purpose high-speed steels. CPM REX M42, produced by the Crucible Particle Metallurgy Process, is...
Journal Articles
Alloy Digest (1975) 24 (11): TS-293.
Published: 01 November 1975
... REX M2 is a tungsten-molybdenum high-speed steel offering outstanding performance in all operations where a general-purpose high-speed steel is required. CPM REX M2, produced by the Crucible Particle Metallurgy Process, is an improved-quality product with greater hardness or finer grain size...
Journal Articles
Alloy Digest (2004) 53 (11): TS-608.
Published: 01 November 2004
... 54 is similar to CPM M4HC and better than CPM Rex 45. The impact toughness of this alloy is similar to CPM M35HCHS and better than CPM Rex 45 or CPM T15. The red hardness of this alloy is similar to CPM T15 and is between CPM M35 and CPM Rex 45. Heat treat response as hardness is shown in Table 1. A...
Journal Articles
Alloy Digest (2011) 60 (5): TS-698.
Published: 01 May 2011
... (2 hrs each). Cool to room temperature between tempers. Cryogenic cooling between the first and second tempers optional. Crucible Industries, CPM, Rex 45, Rex 76, and Rex 86 are trademarks of Crucible Industries LLC, Solvay, NY. Table 1 Heat treatment response on hardness HRC Austenitizing...
Journal Articles
Alloy Digest (2012) 61 (6): TS-704.
Published: 01 June 2012
... depending on part size. Smaller part size, use the shorter soak time, whereas larger parts should be soaked longer. Crucible Industries, CPM, Rex, 45, 54, 66, 76, and 121 are trademarks of Crucible Industries LLC, Solvay, NY. Table 1 Heat treat response (HRC) - oil or salt quench Hardness at temperature...
Journal Articles
Alloy Digest (2006) 55 (12): TS-639.
Published: 01 December 2006
...-vanadium high-speed tool steel made by the Crucible particle metallurgy (CPM) process. This higher- carbon modification of M4 (See Alloy Digest TS-264) has high hardening. It also comes with a high-sulfur modification for large cross-section pieces to ease machinability. Crucible, CPM, Rex, 20, 45, 54, 76...
Journal Articles
Alloy Digest (1987) 36 (4): TS-474.
Published: 01 April 1987
... CPM REX M3HCHS is produced by the Crucible Particle Metallurgy process. Structurally it is characterized by its fine and uniform carbide and sulfide particle size. The control of manganese sulfide particle size and distribution permits increasing the sulfur content to at least double that found in...
Journal Articles
Alloy Digest (1982) 31 (5): TS-398.
Published: 01 May 1982
... CPM REX 20 is the second in a family of super high-speed steels made without cobalt. (For the first one, see CPM REX 25, Alloy Digest TS-365, July 1980.) CPM REX 20 is comparable to the AISI Type 40 series of high-speed steels, particularly AISI Type 42, in heat-treating response and tool...
Journal Articles
Alloy Digest (1995) 44 (2): TS-535.
Published: 01 February 1995
... CPM REX M2HS, produced by the Crucible Particle Metallurgy (CPM) Process, is an improved-quality product. The CPM process allows an increased sulfide content for better machinability in the annealed temper and grindability in the heat-treated condition. This datasheet provides information on...
Journal Articles
Alloy Digest (2006) 55 (11): TS-304.
Published: 01 November 2006
... that can be heat treated to very high hardness levels. It is made by the Crucible Particle Metallurgy (CPM) process. This revision updates chemistry for machinability in heavy cross sections, heat treat temperatures and response, and contains new bend fracture strengths. Crucible, CPM, Rex, 20, 45, 54...