Membrane switch design
1 material polycarbonate(PET)
2 rear adhesive 3M468/467
3 Type metal dome tactile
4 pass ISO90

It' s a kind of decorating panel which is made of , PET and PC membrane and has some functional characters to indicate.

1) Printing: 1-6 colors or more printing
2) Materials: PC, PVC, PET etc.
3) Can manufacture according to client' s design
4) Strict quality control, with IQC

Keypad Button Material: England polyester PET
Application: Equipment
contact current: 25~100mA
voltage rating: 2~24V
insulation resistance: 500VDC\500M& Omega;
temperature: -40~+85
Matching color: Pantone and RAL
Certification: RoHS, ISO9001:2000
This is a metal dome tactile membrane switch( Massage Equipment)

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

2. Rear Adhesive: 3M9448MP,

3. Matching color: Pantone and RALcolor matching system.

4. Gloss, semi-gloss or matte

5. Metal dome tactile

6. Standard Tolerances: +/- 0.10inch(+/-0.25mm)

7. Performance

A. Electric Parameter
resistance: < 1Ω /cm
contact current: 25~100mA
voltage rating: 2~24V
voltage insulation: 1500V

voltage endurance: 250V(60Hz/min)
insulation resistance: 500VDC\500MΩ
B. Physical Parameter
active force: 0.3~3N
lifecycle : > 1mil. (non-tactile)
hand speed: ≤ 5ms
temperature: -40~+85
humidity : 40,48h95%
work altitude: 0-4500M
C. Travel Distance
non-tactile : 0.1~0.3mm
tactile : 0.4~1.0mm