Metal Dome, the use of ultra-thin (0.05mm-0.1mm thickness) and super-hard (typically HV480-550 between the hardness) made of stainless steel. Mainly used in Membrane switches, micro-switches, PCB boards, printed circuit boards, rigid boards and other products.
Metal Dome with a smooth contact, strong connectivity, rebound stability, feel superb several major advantages. Due to the fact that the dome is good on-state performance, the switch and control function between the operator and the product can be good. Second, the dome of the film has a stable rebound (pressed back automatically), to give the operator a comfortable touch. According to the needs of different product structure and grade, the dome can be plated with nickel, silver, gold and other different surface treatment.