Moser Company- Microprecision manufacturer for the micropercision industry.

Microprecision Components for Industry


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MATERIAL SPECIFICATIONS
TUNGSTEN WIRE

Technical
Description:
"Commercially Pure" Tungsten Wire
(Data for Small Diameter Wire)
Chemical
Composition:
Tungsten.......................................99.96% min.
Molybdenum................................. 0.005%
Iron.............................................. 0.002%
Non-Volatile Residue..................... 0.002%
Theoretical
Density:
19.3 g/cm3
Hardness: HV 600 - 625 or Approx. 56-57 Rockwell C
Thermal
Expansion:
4.6 ppm/ C
Thermal
Conductivity
0.40 cal/(s. cm.C)
Specific Heat: 0.032 cal/g @ 25C
Electrical
Resistivity:
5.6 microhm-cm @ 25C
Tensile
Strength:
240 Kg/mm2 or Approx. 500,000 Psi

Superior Quality = Superior Performance