prov:value
| - For example, if the desired composite product comprises an alumina ceramic matrix, fabricated by the oxidation of aluminum precursor metal (with a vapor-phase oxidant) into a bed of silicon carbide particles, which may be preformed into a green body, powders or particles of second metals such as titanium, iron, lead, nickel, copper, chromium, or silicon can be admixed with the silicon carbide fill
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