Brass is an alloy composed of copper and zinc. Brass is often used to make valves, water pipes, connecting pipes for internal and external air conditioners, and radiators.
Secondary aluminum
Aluminum alloy or aluminum metal obtained by remelting and refining waste aluminum and waste aluminum alloy materials or aluminum-containing waste is an important source of metallic aluminum.
Red copper
Red copper has good electrical and thermal conductivity, excellent plasticity, and is easy to process by hot pressing and cold pressing. Used in the manufacture of wires, cables and other products that require good electrical conductivity.
Bronze has good castability, wear resistance and stable chemical properties. Suitable for casting various appliances, mechanical parts, bearings, gears, etc.


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