Phosphor bronze is an alloy primarily composed of copper, tin, and phosphorus, known for its superior properties such as high strength, excellent corrosion resistance, and good electrical conductivity. It can be used in CPU sockets, mobile phone keys, car terminals, connectors, electronic connectors, electronic connectors, bellows, spring plates, harmonica friction plates, wear-resistant parts of instruments, and Antimagnetic parts, automotive parts, electrical parts of machinery.