Manufacturing process of large size city copper casted sculpture

A technology for preparing the large cast copper sculpture in city includes such steps as preparing the model with glass fibre reinforced plastics, coating a layer of wax, preparing silver nitrate solution from silver nitrate, water and absolute alcohol, spraying it on wax layer, immersing in the solution of copper sulfate for 80 hr, hot treating and cold treating. Its advantages are lifelike appearance, and low cost. 大型城市铸铜雕塑的制作工艺，其特征是在非金属的模具上进行电铸沉积的制作方法。在以制好的玻璃钢雕塑上刷涂或喷上一层蜡水，然后用硝酸银100克、水1000毫升、无水乙醇3000毫升配制成硝酸银溶液，把此溶液用喷雾装置喷在涂过蜡的雕塑上，然后把雕塑放入硫酸铜溶液槽，80小时达到一定厚度时进行热处理和冷处理。该制作方法工艺简单、雕塑形象逼真、生产成本低，其作品用于城市景观雕塑、家庭装饰，是使用价值很大的、有广阔市场前景的发明。