锌粉置换沉淀金泥的冶炼设备国外一般采用回转炉、感应电炉、电弧炉、燃油或烧煤气坩埚炉等等,其冶炼工艺一般采用将置换金泥在不锈钢搅拌槽内用硫酸和硝石处理以除去锌等杂质,经过滤烘干后,或用耐火材料衬里捣固的燃油回转炉熔炼(澳大利亚)、或用有双层耐火砖衬的电弧炉(南非)、或用装 Zinc dust exchange sedimentation gold mud smelting equipment abroad generally use rotary kiln, induction furnace, electric arc furnace, fuel or gas burning crucible furnace, etc., the smelting process is generally used will be replaced by gold mud in the stainless steel stirring tank with sulfuric acid and saltpeter to remove zinc Or other impurities, filtered and dried, or melted in a refractory-lined fuel rotary kiln (Australia) or in an electric arc furnace (South Africa) lined with two refractory bricks,