SUBSTITUTES: Some substitutes for beryllium include graphite, steel and titanium in some ... beryllium metal; phosphor bronze in some applications using beryllium-copper alloys; ... Thicker aluminium, eg for pie dishes, is also known as foil.
Copper was alloyed with tin to produce bronze in 3000 BC, which ... copper nickel, nickel silvers, leaded copper, and beryllium copper also ... pure copper ions to migrate to starter cathodes made from pure copper foil.
... doped fabric, aluminum, titanium and rare beryllium or exotic composite materials. ... bonded to an aluminum or bronze disk of slightly larger diameter. ... In planar ribbon tweeters, a thin diaphragm consisting of foil/film .. .
yr. for foil production, but not including electrolytic copper powder. ... yr. of copper for foil production in 1968. ... yr. of beryllium copper wire.