refractory flask

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re·frac·to·ry flask

a metal tube in which a refractory mold is made for casting metal dental restorations or appliances.
Farlex Partner Medical Dictionary © Farlex 2012

re·frac·to·ry flask

(rĕ-fraktŏr-ē flask)
Metal tube in which a refractory mold is made for casting metal dental restorations or appliances.
Medical Dictionary for the Dental Professions © Farlex 2012
References in periodicals archive ?
As demonstrated in Figure 3 (above), to use the Wonderform casting rings, take 10 oz.