Sell glaucoma copper powder, red copper powder, copper powder 
 Long-term disposal of copper powder the following specifications: gold bars, blue, red, 800 mesh, 1000 mesh, 1500 mesh, 2200 mesh and so on. Country of Origin: Germany love card; Packing: 50KG / drum, 25KG / drum. Copper, the element symbol CU, atomic weight 63.54, specific gravity 8.92, melting point 1083Co. Pale pink or reddish copper. Copper has many valuable physical and chemical properties, for example, have a high thermal conductivity, chemical stability, tensile strength, easy welding, and corrosion resistance, flexibility, scalability. Copper can be pulled into a very fine copper wire, made of thin copper foil. With zinc, tin, lead, manganese, cobalt, nickel, aluminum, iron and other metals to form alloys, the formation of the alloy is mainly divided into three categories: the brass is zinc alloy, bronze, copper-tin alloy, copper-nickel alloy is a copper and cobalt-nickel alloy. Direct selling, sell for less than market price, welcome to inquire.