Membrane switch is also called light touch keyboard, using a combination of planar multi-layer whole sealing structure.Is the key switch, panel, mark, symbol display and liner sealed together new electronic components,integration of light, machine and electricity. It is a fundamental change in the appearance and structure of electronic products. It can replace the buttons of conventional discrete components and perform the tasks of the operating system more reliably.
Advantages of membrane switch:
1. Good waterproof, dustproof, oil proof and harmful gas proof.
2. Stable and reliable performance
3. Light weight
4. Small size
5. Long service life
6. Easy to install,
7. The panel can be washed without character damage, rich color, beautiful and generous advantages.
Operating temperature: -20℃ ~ +70℃
Storage temperature: -40℃ ~ +85℃ temperature95%±5%
High air pressure: 86 ~ 106KPa
1. Printing size deviation ±0.10mm, contour edging error ±0.1mm
2. The color deviation is ±0.11mm/100mm, the insulation ink is all covered with silver slurry line
3.No loose ink, no incomplete writing
4. Color difference is not greater than two levels
5. Must not have crease, no paint removing
6.Transparent window is transparent and clean, uniform color, there must not be scratches, pinholes, impurities.