... ,breaker 4,SGS Electric Silver Contact Rivets 1.Certification ISO9001, SGS2.Cooperation SIMENS,PANASONIC3.Material: gSnO2, AgSnOInO,Ag/Cu,AgCdO,AgZnO2,Ag,Cu ... are fully according to customers requrements. 6.characteristics Pure silver has a high level of electrical and thermal conductivity,for it hasgood ...