Dark Yellow 9-14 Investment Casting Master Alloy For Stone In Place Casting-Per Troy Ounce (20 DWT)

Investment Casting Master Alloy For Stone In Place Casting-Sold Per Troy Ounce (20 DWT)  Dark Yellow for alloying with pure gold to make 9K to 14K casting alloy.  Contains No Gold.

Contains:

• Cu 73.7%
• Ag 14.8%
• Zn 11.5%
  
  
  Note: There are proprietary metals in the formulation which are not included in the composition section. May also contain silicon and deoxidizers.
  
  Sold by the troy ounce (20 pennyweights or 31.1 grams).