Helpful Hints for Investment Casting Pure Gold and Silver: United .
Casting pure gold and silver can be done with regular casting equipment. . same type of sprue systems to the castings as those used in platinum casting. . The casting may be done with centrifugal or vacuum casting equipment . cover gas is strongly recommended during the melting process to protect the molten silver.
INDUTHERM Mini Vacuum Pressure Casting Machine . Romanoff
Nov 10, 2017 . Platinum castings in lower quantities, for gold, silver, steel as well. Casting of master models, single items as a satellite system, makes autonomous from big . Casting of rolling blanks for platinum processing in copper mould under vacuum. Romanoff International . New: Run of process with controller.Get Price