Silver-filled is a new layered metal, introduced during the surge of silver prices during the recession. It is not an alloy because the metal content is not the same throughout the material. Bạc đầy là một trong hai 5% hoặc 10% bạc theo trọng lượng, hợp nhất với nhiệt và áp suất vào lõi đồng thau. Since silver-filled […]
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Silver-filled is a new layered metal that was introduced during the recent surge of silver prices during the recession. It is not an alloy because the metal content is not the same throughout the material. Thay vì, the sterling silver is all on the surface. Bạc đầy là một trong hai 5% hoặc 10% sterling silver by […]