Copper from ore to finished process(2009-3-22)
Copper has been out of mining from underground mining to become a copper products, such as brass, copper wire, copper strips and so on, It needs a lot of stepsMining, broken The first step is extraction oxidation minerals or sulfide minerals.
Primary Copper Smelting(2009-4-26)
Primary Copper Smelting-gangtou copper smelting furnace Manufacturer
黄铜的用途(2009-3-3)
黄铜是主要由铜和锌形成的合金，用途甚广，其性质取决于铜和锌的比例。
Qingyuan affect the world price of copper(2009-3-20)
Qingyuan affect the world price of copper-Gangtou Smelting Furnace Manufacturer