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| - Japanese Application 1,180,929 describes the preparation of preforms for aluminum-based composites by compression of short fibers of alumina, silica, silicon nitride, silicon carbide, glass or carbon, to which a lubricant such as graphite, MoS2, WS2, Sn, Pb, alumina cement, gypsum or fluorite, a resinous binder and a solvent have been added.
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