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Crucible Compaction Metals CPM® VIM CRU® 20®

Category	Metal , Ferrous Metal , Tool Steel
Manufacturer	Crucible Compaction Metals
Trade Name	CPM® VIM CRU®
Port	Shanghai port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	Crucible Compaction Metals CPM® VIM CRU® 20®.pdf
Price	EMAIL US sales@lookpolymers.com
	Online Service lookpolymers 27660005

Material Notes:

CPM® VIM CRU® 20® is a vacuum induction melted, cobalt-free super high speed steel manufactured by the Crucible Particle Metallurgy (CPM®) process. VIM CRU processing is designed to meet the cleanliness and property requirements needed for critical bearing applications.Advantages:High Attainable Hardness Excellent Hot Hardness Fine Carbide Size Uniform Carbide Distribution Excellent Wear ResistanceInformation provided by Crucible Compaction Metals.

Physical Properties	Metric	English	Comments
Density	8.172 g/cc	0.2952 lb/in³

Mechanical Properties	Metric	English	Comments
Hardness, Brinell	262 - 285	262 - 285	Annealed
Hardness, Rockwell C	52	52	650°C Tempering Temperature;1150°C Hardening Temperature for 10 minutes
	54	54	650°C Tempering Temperature;1175°C Hardening Temperature for 5 minutes
	57	57	650°C Tempering Temperature;1205°C Hardening Temperature for 3 minutes
	61.5	61.5	595°C Tempering Temperature;1150°C Hardening Temperature for 10 minutes
	63	63	595°C Tempering Temperature;1175°C Hardening Temperature for 5 minutes
	63	63	As-Quenched; 1205°C Hardening Temperature for 3 minutes
	65	65	As-Quenched; 1175°C Hardening Temperature for 5 minutes
	65	65	595°C Tempering Temperature;1205°C Hardening Temperature for 3 minutes
	66	66	As-Quenched; 1150°C Hardening Temperature for 10 minutes
Modulus of Elasticity	234 GPa	34000 ksi
Flexural Strength	3957 MPa	573900 psi	1150°C Hardening Temperature, 550°C Tempering Temperature; 65.6 Rockwell Hardness C
	4005 MPa	580900 psi	1190°C Hardening Temperature, 550°C Tempering Temperature; 67 Rockwell Hardness C
Machinability	35 %	35 %	Based on W1 tool steel = 100%
Charpy Impact	16.3 J	12.0 ft-lb	1190°C Hardening Temperature, 550°C Tempering Temperature; 67 Rockwell Hardness C
	17.6 J	13.0 ft-lb	1150°C Hardening Temperature, 550°C Tempering Temperature; 65.6 Rockwell Hardness C

Thermal Properties	Metric	English	Comments
CTE, linear	11.2 µm/m-°C @Temperature 38.0 - 260 °C	6.22 µin/in-°F @Temperature 100 - 500 °F
	12.4 µm/m-°C @Temperature 38.0 - 540 °C	6.89 µin/in-°F @Temperature 100 - 1000 °F
Shrinkage	0.220 %	0.220 %	During hardening; 1190°C Hardening Temperature, 550°C Tempering Temperature, 67.5 Rockwell C Hardness

Component Elements Properties	Metric	English	Comments
Carbon, C	1.35 %	1.35 %
Chromium, Cr	3.75 %	3.75 %
Iron, Fe	75.5 %	75.5 %	As Balance
Manganese, Mn	0.35 %	0.35 %
Molybdenum, Mo	10.5 %	10.5 %
Silicon, Si	0.25 %	0.25 %
Sulfur, S	<= 0.035 %	<= 0.035 %
Tungsten, W	6.25 %	6.25 %
Vanadium, V	2.0 %	2.0 %

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