Why Tungsten?

Property Comparison Suitable for Used in
Rigidity 2-3x of copper
1.5-2x of steel
rigid elements boring bars
special shafting
grinding quills
Thermal Expansion similar to many ceramics
40% of steel
30% of steel
thermal control heat sinks
transition spacers
Melting Temperature highest of any metal
2x of steel
3x of copper
high heat elements

furnace elements
jigs
welding tips
light bulb elements
electrical contacts
high temperature tooling

Thermal Conductivity 40% of copper
2-3x of steel
furnace elements
jigs
welding tips
light bulb elements
electrical contacts
high temperature tooling
Mechanical Properties like mild steel in combination with other properties tooling
mechanical devices
Density 7x aluminum
2.5x steel
1.5x lead
shielding weights radiation shielding
X-ray shielding counterweights balancing weights
anti-vibration devices vibration sensing devices
Cost 10 x steel
10 x lead
< < precious metals similar to nickel alloys
Ease of Making high temperature powder metallurgy relatively low cost
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