Input Device Solutions
A Designed keypad with molded resin keytop assembled on rubber and base film.
- Keytop can be flexible for easy to use
- Keytop has many cosmetic options
eg) Back printing of Keytop (solid color, metallic, mirror, colored mirror)
Painted keytop (solid color, metallic, clear)
Plated process keytop (resin is ABS)
Vaporized processed keytop
Mirror finish/Interference color/Printer printing
Engraving transfer/Key pitch accuracy max 0.02mm
- Base silicone rubber can have tactile feeling design
- Cover film can be used instead of housing for thinner design
- Key pitch is controlled max 0.1mm. Keytop thickness is min 0.4mm.
- We can suggest many key button contexture.
Example of Structure
|[Conventional Type]||[Low Profile Type]|
|High Temperature||85℃×120H||No appearance change and key peel off after the test|
|Temperature and Humidity||60℃,95%RH×120H|
|Temperature and Humidity Cycle||-20℃←→60℃,95%RH×5Cycles (see the below diagram)|
|Wear 1,000 times by 4.9N on a flat test piece||No appearance change
after the test
|Sand Eraser||Wear 500 times by 4.9N on a flat test piece|
|Denim||Wear 5,000 times by 4.9N on a flat test piece|
|Wear keytop 50 cycles by 4.9N load with soaking
chemicals on gauze.
|No appearance change
after the test
*Heat Cycle Test Condition
Sunshine Weather Meter
|63℃, No Rain x 200 hrs||Change Into Yellow|
*Please contact us for other reliability tests and results.
Upon receipt of your design information, we suggest the most optimized sheekeypad design and develop by following the development flow to achieve stable production. Contact Polymatech today for your complete application solutions.
Based on our design guide, we review design