R&R® Platinum & Binder (50 LB)

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*Investment comes in 50Lb Box and must be ordered with a 900ml bottle of concentrated Binder 260-4076. Note, 900ml is enough for 100Lbs of Platinum Investment. Carefully follow all instructions for optimum results and user safety. 


PLATINUM by R&R is an acid-based binder mixed with investment for casting platinum alloys. This investment and binder provides platinum casters with a consistent, acid-based mixture that does not separate, resulting in smoother, more consistent casting surface finish than any other two-part platinum product. Made in the USA