Yellow gold casting alloy with very high deoxidation
OG130A is a master alloy for 9K and 14K (375‰ and 585‰) yellow gold casting. The supplied Legor technical sheets identify open system casting without stones, very high deoxidation and low grain refinement.
Sold by the troy ounce (OZT). Quantity 1 equals 1 OZT (31.1 grams) of master alloy. Increase quantity for additional whole troy ounces.
- 9K and 14K yellow gold
- Light yellow at 9K; rich yellow at 14K
- Open system casting without stones
- Very high deoxidation; low grain refinement
Master alloy commercial composition: Copper 71.5%, zinc 17%, silver 11.5%. Composition and physical properties of the finished gold depend on the karat and gold addition.
This master alloy is intended to be combined with gold to make the specified jewelry alloy. Gold is added separately. Follow Legor's technical sheet for the chosen karat and manufacturing process.