Overlay Materials: The most commonly used base materials for membrane keybord 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.
Drawing for production:Pls advise us the drawing for membrane keyboard in the format of CAD,CDR,AI etc. vectogram,or JPG,PDF with detailed size
Notice: We have the capacity to provide you membrane keyboard with other special requirements, such as Shielding, Windows/Lens Coating, Embossing, Embedded LEDs, UV glossy/matte/textured, EL,LED backlingt,rubber keypad etc.
Type of membrane keyboard :
Specification of membrane switch panel:
Electronic Characteristic | <35V ( DC ) <100mA 1W | Life Expectancy | flat type ≥ 500 million times, tactile type: ≥ 100 million times |
Contact Resistance | 10Ω--500Ω (According the trace length and materials to confirm) | Operation Temperature | -40 °c ~ + 80 °c |
Insulating Impedance | >100MΩ 250V DC | Stock Temperature | -40 °c ~ + 85 °c |
Resistance of the wire | <1 Ω/cm width 1.27mm | Humidity | + 40 °c 90 % ~ 95% 240 hour |
Operation Force | flat type 57-284g (2-10 Oz), tactile type 170-397g (6-14 Oz) | Switch stroke | flat type 0.1-0.5mm, tactile type 0.6-1.5mm |
Type of membrane keyboard :
Products show :