Elmet Technologies Pure Molybdenum Wire

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Elmet Technologies Pure Molybdenum Wire
Categories:	Metal; Nonferrous Metal; Molybdenum Alloy; Refractory Metal; Pure Element
Material Notes:	The chemical composition complies with ASTM requirements for powder lot analysis. Actual finished part chemical analysis and mechanical properties are not routinely evaluated per ASTM requirements. ASTM specifications and test methods are used as guidelines to control and monitor production processes to assure product quality. Applicable ASTM Material Standards: B387-90 (re-approved 1995) for rod/wire. This product meets the requirements of low copper and mercury-free materials. Information provided by Elmet Technologies.
Vendors:	Elmet Technologies is a 100% US owned and operated, fully integrated manufacturer of Molybdenum, Tungsten and related alloys such as TZM, WHA & MoLa. At our 220,000 sqr/ft plant in Lewiston, Maine, Elmet manufactures W & Mo pure powders plus rod, wire, plate, sheet & foil in additional to offering fabrication and machining services. ITAR, ISO and AS9100 registered. www.elmettechnologies.com Click here to view all available suppliers for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
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Physical Properties	Original Value	Comments

Density	10.22 g/cc
a Lattice Constant	3.1399 Å
Vapor Pressure	7.58e-023 torr @Temperature 787 °C
	1.00e-17 torr @Temperature 927 °C
	2.58e-12 torr @Temperature 1227 °C
	7.88e-10 torr @Temperature 1527 °C
	0.000154 torr @Temperature 2127 °C
	0.0180 torr @Temperature 2727 °C
	1.58 torr @Temperature 3227 °C

Chemical Properties	Original Value	Comments
Atomic Mass	95.94
Atomic Number	42
Atomic Volume	9.41	[cc/gm atom]

Mechanical Properties	Original Value	Comments
Modulus of Elasticity	46000 ksi

Electrical Properties	Original Value	Comments
Electrical Resistivity	0.00000552 ohm-cm @Temperature 27.0 °C
	0.00000740 ohm-cm @Temperature 100 °C
	0.00001315 ohm-cm @Temperature 327 °C
	0.0000171 ohm-cm @Temperature 500 °C
	0.0000222 ohm-cm @Temperature 700 °C
	0.00002951 ohm-cm @Temperature 927 °C
	0.00003814 ohm-cm @Temperature 1227 °C
	0.00004702 ohm-cm @Temperature 1527 °C
	0.00005306 ohm-cm @Temperature 1727 °C
	0.00005918 ohm-cm @Temperature 1927 °C
	0.00006537 ohm-cm @Temperature 2127 °C
	0.00007161 ohm-cm @Temperature 2327 °C
	0.0000779 ohm-cm @Temperature 2527 °C

Thermal Properties	Original Value	Comments
CTE, linear	5.20 µm/m-°C @Temperature 20.0 °C
	5.80 µm/m-°C @Temperature 2000 °C
	6.50 µm/m-°C @Temperature 2500 °C
Specific Heat Capacity	0.270 J/g-°C
Thermal Conductivity	0.200 cal cm/sec-cm²-°C @Temperature 1500 °C
	0.250 cal cm/sec-cm²-°C @Temperature 1000 °C
	0.290 cal cm/sec-cm²-°C @Temperature 500 °C
	0.330 cal cm/sec-cm²-°C @Temperature 100 °C
	0.340 cal cm/sec-cm²-°C @Temperature 20.0 °C
Melting Point	2610 °C
Boiling Point	4612 °C

Component Elements Properties	Original Value	Comments
Aluminum, Al	<= 0.0025 %
Cadmium, Cd	<= 0.0015 %
Calcium, Ca	<= 0.0020 %
Carbon, C	<= 0.0050 %
Chromium, Cr	<= 0.0020 %
Copper, Cu	<= 0.0010 %
Iron, Fe	<= 0.0050 %
Lead, Pb	<= 0.0010 %
Magnesium, Mg	<= 0.0010 %
Molybdenum, Mo	>= 99.95 %
Nickel, Ni	<= 0.0050 %
Nitrogen, N	<= 0.0020 %
Other, each	<= 0.0020 %
Oxygen, O	<= 0.0050 %
Potassium, K	<= 0.0030 %
Silicon, Si	<= 0.0025 %
Sodium, Na	<= 0.0020 %
Tin, Sn	<= 0.0020 %
Tungsten, W	<= 0.030 %

Descriptive Properties
Electron Work Function	4.2 eV
Lattice Structure	Body Centered Cubic
RoHS Compliance	2002/95/EC

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NELMET924 / 242045

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