Membrane switchs
Overlay Materials: The most commonly used base materials are polyester and
polycarbonate.
Rear Adhesive: 3M 467MP, 3M 468MP, etc.
Standard Tolerances: +/-.010 inch.
Matching color: Pantone and RAL color matching system.
Tail, pin and circuit layout: subject to customers detailed requests.
Type of Switch:
  Non tactile
  graphics
  Tactile with stainless steel domes
  Tactile with poly domes on the circuit
Notice: We have the capacity to provide you membrane switches with other special
requirements, such as Shielding, Windows/Lens Coating, Embossing, Embedded LEDs,
UV glossy/matte/textured, etc.
 
 
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, Range depending on customer specification.
  Switch Travel: .005" to .030" typical.
  Overall Thickness: .020" to .050" 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.