Large-deformation anti-stamping brownish red 18K gold alloy for jewelry materials and process thereof
A large deformation and stamping-resistant technology, applied in the field of gold alloys, can solve problems such as limiting market share, not yet making progress, affecting product market sales and user experience, and achieving the effect of refined organization and rich resources
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Embodiment 1
[0018] The invention relates to a brown 18K gold alloy with large deformation and stamping resistance for jewelry materials and its technology. In terms of weight percentage, the composition of the alloy is Ca:0.3wt.%, B:0.2wt.%, Re:1.0wt.%, Zr:1.4wt.%, Cu:5.0wt.%, Fe:10.0wt.%. , Au: 74.0wt.%, the balance is silver. The above-mentioned large deformation resistant stamping brown 18K gold alloy and its technology for a kind of jewelry material include the following steps: adding the above proportioned raw materials into an argon-protected induction furnace, and using a graphite crucible; Protected by argon gas to avoid serious burning of alloy elements due to large air flow; heat preservation at 1200 degrees for 10 minutes during smelting, and electromagnetic stirring by high-frequency induction furnace; after stirring evenly, heat preservation at 1200 degrees for 1 minute and cast out of the furnace; gold alloy casting adopts The steel mold with a diameter of 50-100mm is coole...
Embodiment 2
[0021] The invention relates to a brown 18K gold alloy with large deformation and stamping resistance for jewelry materials and its technology. In terms of weight percentage, the composition of the alloy is Ca:0.5wt.%, B:0.4wt.%, Re:1.2wt.%, Zr:1.8wt.%, Cu:8.0wt.%, Fe:12.0wt.% , Au: 76.0wt.%, the balance is silver. The above-mentioned large deformation resistant stamping brown 18K gold alloy and its technology for a kind of jewelry material include the following steps: adding the above proportioned raw materials into an argon-protected induction furnace, and using a graphite crucible; Protected by argon gas to avoid serious burning of alloy elements due to large air flow; heat preservation at 1200 degrees for 10 minutes during smelting, and electromagnetic stirring by high-frequency induction furnace; after stirring evenly, heat preservation at 1200 degrees for 1 minute and cast out of the furnace; gold alloy casting adopts The steel mold with a diameter of 50-100mm is cooled...
Embodiment 3
[0024] The invention relates to a brown 18K gold alloy with large deformation and stamping resistance for jewelry materials and its technology. In terms of weight percentage, the composition of the alloy is Ca:0.4wt.%, B:0.3wt.%, Re:1.1wt.%, Zr:1.5wt.%, Cu:5.8wt.%, Fe:11.0wt.% , Au: 74.0wt.%, the balance is silver. The above-mentioned large deformation resistant stamping brown 18K gold alloy and its technology for a kind of jewelry material include the following steps: adding the above proportioned raw materials into an argon-protected induction furnace, and using a graphite crucible; Protected by argon gas to avoid serious burning of alloy elements due to large air flow; heat preservation at 1200 degrees for 10 minutes during smelting, and electromagnetic stirring by high-frequency induction furnace; after stirring evenly, heat preservation at 1200 degrees for 1 minute and cast out of the furnace; gold alloy casting adopts The steel mold with a diameter of 50-100mm is cooled...
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