1.Copper plates are imported from Japan,pure silver ingots for plating from Switzerland,and argentic salt and other chemicals from Germany.
采用日本进口铜片,镀银用瑞士纯银条,西德银监及化工原料等等。
2.The new preparation method of Al-Ti-C grain refiner was studied with aluminium ingot,potassium hexafluorotitanate,aluminium powder,hexachloroethane and carbon powder.
提出了利用铝锭、氟酸钾、铝粉、六氯乙烷和碳粉制备铝碳晶粒细化剂新方法。
3.Frame of the heating furnace like beer pasteurism sterilizer.Have an aluminium ingot preheat box.The box's length is near half a burdening span.