The precious metal investment Diaries

The 95% Platinum / 5% Ruthenium alloy is not really recommended for investment casting due to Ruthenium’s affinity for oxygen that can result in porosity in castings. A brand new heat treatable Platinum alloy has appear out there consisting of ninety five.five% Platinum / three.0% Gallium / one.5% Indium. This alloy might be investment Solid

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