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Perforated Flasks with flange and cross bar. Jewellers use these heavy gauge perforated flasks, in 12 ga stainless steel. These flasks with stands thermal shock and corrosion. Ideal for use on vacuum casting machines. Provides complete air withdrawal which results in a denser casting. Made of a stainless steel alloy that withstands the high temperatures found during burnout. Solid flasks also available for centrifugal casting.
Dont forget to make sure you have the matching rubber sprue base.