1 results about "Brownish red" patented technology

The invention discloses a large-deformation anti-stamping brownish red 18K gold alloy for jewelry materials and a process thereof. The alloy comprises the following components in percentage, by weight, 0. 3 wt.% to 0. 5wt.% of Ca, 0.2wt.% to 0. 4wt.% of B, 1. 0wt.% to 1.2 wt.% of Re, 1.4 wt.% to 1.8 wt.% of Zr, 5.0 wt.% to 8.0 wt.% of Cu, 10.0 wt.% to 12.0 wt.% of Fe, 74.0 wt.% to 76.0 wt.% of Au,and the balance of silver. According to the method, the current situation that the existing K brownish red gold is insufficient in performance is solved, the development bottleneck in the field of jewelry is effectively broken through, the method has the advantages that the implementation and industrialization of the material can obtain good economic and social benefits.