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• METAL DOME ARRAYS PROFILE &＃039;Metal dome sheet&＃039; is a metal dome arrayed component part designed to play a key role of transmitting electric switch on/off signals by metal dome&＃039;s contact to and release off the circuit board like PCB, FPCB and other membrane boards, remarkably improving in every property of the existing membrane and poly- dome switches. Made of polyester top tape and base tape (spacer), metal domes and optional EMI print, metal dome sheet is placed betSHEN ZHNEN FUDAG METAL PARTS LTDen silicon rubber key pad and printed circuit board and, with metal dome&＃039;s functional advantages and design advantages from its slimness as thin as 0.35 mm or less , applied to compact electronic appliances like mobile phones, wire or wireless communication appliances, MP3, remote controller, navigation and medical appliances.