1, structure: flexible plate (r) and rigid plate (y)
4, insulating ink choice and important technology index: do nothingMembrane switch panelLead to protect in the insulation of the ink, should be selected with conductive ink and the insulation of the mixed film sheet printing ink, the adhesion is of great help to them, in the membrane switch, often with Mr, Ed - 452 ss of uv light curing inks, color is bright blue or colorless, the insulation is 2400 vac/mil.The insulation of ink technology parameters as follows:
C, curing light energy control in 300-600 mi/cm2
Screen printing glue optional sanhe fa ke lai c/tacr110 brand, the glue is suitable to 40 ~ 180 ℃, the suitable material for pet, PC, ps, pp, pmma, metal and glass.
3), because this kind of switch action distance is short, only 0.25 ~ 0.5 mm or so, switch according to the pressure of 0.5 ~ 1 n, sensitive, and can finish switch handle gently touch effect, so it is also called a touch switch, or a light touch on the keyboard.