Membrane keypad
(1)Specification
Graphic overlay
Material available in PET(polyester) or PC (polycarbonate) material. PET is the best
The options of surface effect can be gloss finish, velvet/matte finish, etc
Embossing
Available in pillow, rim or dome. Above the circuit layer, it can be metal(stainless steel) dome or polydome which has a life cycle of over 1 million button press times before showing any sign of wear.
Circuit layer
Available with LEDs in a variety of colors and standard male/female connectors
LCD/LED windows
Can be specified to be clear, color transparent or add anti-glare fnish
Adhesive
3M 467MP, 468MP or others suitable for plastic surface or some metal backers
| Electrical | Maximum Circuit Rating | 35V(DC),100mA 1W |
| Contact Resistance | 10-500(depending on trace length&material used) |
| Insulation Resistance | ≥100MΩ at 100V |
| Dielectric Withstand | 250V Rms(50-60Hz 1 min) |
| Contact Bounce | ≤5ms |
| Life Expectancey | Flat type≥5,000,000 times Tactile type≥1,000,000times |
| Mechanical | Actuation Force | Flat type | 57 to 284g(2 to 10 OZ) |
| Tactile type | 170 to 397g(6 to14 oz) |
| Switch Stroke | Flat type | 0.1 to 0.5mm |
| Tactile type | 0.6 to 1.5mm |
| Environmental | Operation Temperature | Flat/Metal dome | -20°C to + 80°C |
| Poly dome | -20°C to + 55°C |
| Storage Temperature | Flat/Metal dome | -40°C to + 80°C |
| Poly dome | -40°C to + 60°C |
| Humidity | 40°C,90% for 240 hours |
| Vibration | 20G's max(10-200Hz,MIL-STD202,M204,Condition B) |
Hangzhou Kaike Electronics, a professional manufacturer of membrane switch, membrane keypad, nameplate and IMD products, was founded in Jinan city in 2003.To fit the rapid growing market, the second plant was set up in Hangzhou city in 2008 with an initial capital amount of 10 million.320 staffs, 18R&D and sufficient modern facilities enable Kaike to turn out 90, 000 PCS of membrane switch (keypad), or 150, 000 PCS of membrane panel (graphic overlay) every day.We are getting biger and biger because we have dedicated ourselves to creating high quality products since the first day Kaike came to this world.You will be probably convinced by ISO 9001:2000 and ISO 14001:2004 that we have passed and the fact that we are the steady, lasting supplier of China's biggest manufacturer of soymilk maker.Now we are here to do business sincerely with people all over the world.If you can give us a call or drop us an email today, it will be highly appreciated.
