PC Membrane Overlays Pantone and RAL Color Matching System

We can manufacture various of membrane overlay, which is made of PET, with high quality, the color due to Pantone and RAL syste 

Specification:

1 Overlay Materials: The most commonly used base materials are polyester(PET) and polycarbonate(PC).

2 Rear Adhesive: 3M 467MP, 3M 468MP, etc.

3 Matching color: Pantone and RAL color matching system.

4 Gloss, semi-gloss or matte

5 Non-tactile, poly dome or metal dome

6 Standard Tolerances: .010 inch (0.25mm).

Performance

Electrical

Contact Bounce: Less than 5 Milliseconds typical.

Conductors: Printed silver conductive inks or carbon blend.

RFI and ESD Shielding: Available in most configurations.

Mechanical

Life Expectancy: 1, 000, 000 actuations per switch position

Actuation Force: 6~24 ounces (170~680g), Range depending on customer specification.

Switch Travel: .005" to .030" (0.1~0.8mm) typical.

Overall Thickness: .020" to .050" (0.5~1.3mm) typical.

Environmental

Storage Temperature: -40°C (-40°F) to +70°C (158°F).

Storage Altitude: Sea level to 35, 000 feet.

Operating Temperature and Altitude: -30°C (-30°F) to +75°C (170°F). Can be designed to operate in most environments.

Humidity: No delamination after 24 hours at 80°C and 90%RH.