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Master Alloy: H-6693A

Internal Heraeus Name: Master Alloy | H-6693A | Heraeus Shop

Product Details

  • ID
  • Color
  • Karat
  • Application
    Casting & Machining  
  • Hardness
    182HV (18K)  
  • Casting Temperature
    1040-1060 (18K)  


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Benefits and Applications

Universal master alloy for the production of White 750 ‰ gold jewellery obtained by both investment casting and mechanical working. This product, thanks to its special recipe which can suppress the release of nickel during the prolong contact with skin. A nickel-based white gold alloy specifically developed to comply with the EN1811:2015 European standard on nickel releasing rate for 750 ‰ gold jewellery.