Reference Materials:
Overlay : Polycarbonate Film (PC) --Matt or Glossy surface
Thickness (mm): 0.075, 0.125, 0.175, 0.250, 0.375, 0.500
Polyester Film (PET) with UV-cured texture coating –Matt or Glossy surface
Thickness (mm): 0.15, 0.20, 0.25
Circuit Layer: Polyester Film (PET)----Thickness (mm): 0.075, 0.100, 0.125
Conductive: Carbon Ink, Conductive Silver Paste or Metal Domes
Spacer: Polyester Film (PET)
Adhesive: Adhesive Double Tape, like 3 m 467mp , 3 m 468 mp
Multi-color LED MEMBBRANE SWITCH for you: