dental casting investment


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dental casting investment

A material combining principally a form of silica and a bonding agent. The bonding substance may be gypsum or silica phosphate according to the casting temperature.
See also: investment

den·tal cast·ing in·vest·ment

(den'tăl kas'ting in-vest'mĕnt)
Combination of silica phosphate and gypsum bonding materials used in dentistry to enclose wax or plastic patterns during the casting process in the laboratory fabrication of dental crowns and bridges.
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