sponge metal

sponge metal

[′spənj ¦med·əl]
(metallurgy)
Any porous metal made by decomposition or reduction of a compound without melting.
References in periodicals archive ?
The value of sponge metal consumed in the United States was about $164M.
Titanium sponge metal has been selling recently at about US$24/kg, or US$ 24,000 per tonne.
The value of sponge metal consumed in 1997 was about $308M, assuming an average selling price of $4.
The world's producers of titanium sponge metal are located in China, Japan, Kazakhstan, Russia, and the United States.
production of titanium sponge metal dropped from 25,000 mt/yr in 1990 to 16,000 mt/yr in 1991.