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 ?
China is a distant second to Japan with an 8 percent share of titanium sponge metal imports, but accounted for 24 percent of imports of titanium dioxide, used as a pigment in paints.
The value of sponge metal consumed in the United States was about $164M.
The value of sponge metal consumed in 1997 was about $308M, assuming an average selling price of $4.40/lb.
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.
production of titanium sponge metal rose 8% to about 24,000 mt, slightly higher than was reached in the previous record-high year of 1981.