Imitation copper paint are sunscreen it?
First, metal copper
????- element symbol Cu, atomic weight 63.54, specific gravity 8.92, large capacity 1083 °.
????- pure copper was light rose or light red, the surface of the formation of copper oxide film, the appearance of copper.
Copper physical and chemical properties: good thermal conductivity and conductivity, chemical stability, tensile strength, easy to weld, with corrosion resistance, plasticity, ductility and so on.
- The appearance of copper is red, and it is also recognized as a green metal (durable, recyclable and re-use and copper elements are animal and plant and human health, survival indispensable trace elements).
????- Copper is one of the ancient metals used by mankind. Has now been widely used in electrical appliances, light industry, machinery, construction, defense and other fields, and into the modern living space, copper doors, windows, handicrafts, roofs, awnings, lamps and so on. ,
????- Copper products because of its deep artistic and cultural heritage, environmental protection, corrosion resistance, durability, antibacterial, applicability, etc. can be widely used. As the new copper door, window product, it is widely used in financial system, hotel hotel, business, clubhouse, office area and high-end villa, district and so on.
