... Bimetal Contact Rivets ISO 9001:2000 SGS CertificationThanks for visiting our website,we are manufacturer in Bimetal Rivets ... contactor, voltage modulator, controller, starter switch for automobile, air circuit breaker, heavy –load relay, magnetic starter, vibrator rectifier, etc. ... :AgCuO contact materials are mainly in medium and heavy load switches, such as contactors, magnetic switches, relays and ...