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KEY MAT,手機按鍵簡介,按鍵主要的類型:Rubber+print/laser etchingSilicon rubber mounting or co-moldingPlastic+Rubber PC/Silicon rubber+PC film or IMD,Rubber+laser etched,PC+PC film,Hardtop,Key mats development tendency 1999,2000,Marketing share,2001,Marketing share,2002,Marketing share,Key mat design 1.Silicon rubber,1.Key top2.Base3.Membrane4.Contact pill5.Air channel 6.PCB7.Contact8.Printing/coating9.Housing,2.Co-molding,Key colour2.Base colourA1mmB2.5mm;6mm,3.Hard top,4.IMD,5.Rocker key,
