Overlay (Label, Graphic overlay, overlay keypad)
1. Overlay Materials: The most commonly used materials are polyester(PET) and
Olycarbonate(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
Operating Voltage: 0~35 V DC.
Operating Current: 100 MA Max.
Operating Contact Resistance: Less than 100 OHMS typical
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.
We apply our expertise so that your products perform at their best in their intended environments, while reflecting modern design standards.
with ISO 9001: 2008 certified, we can fulfill your production volumes either locally or through our offshore partners. This will be determined by your budget and the volume and complexity of your requirements.
We manufacture complete line of membrane switches, our experienced design team are ready to work with you to design membrane switches to meet. Your unique needs of your project.
Two Buttons Membrane Switch for Industry




