elastomer silicone keypad custom made rubber keyboard

An elastomer silicone keypad should return its keys to the intended rest position without interference from the surrounding keyboard housing. The flexible sheet, support, and switching components need to work together through each press. Softness alone does not determine the useful key action if the available travel or locating geometry is incorrect.

Define key shapes, spacing, and the contact positions beneath them. Leave clearance around the moving walls and retain the perimeter without stretching the web. Markings and colors should suit the control layout as seen through the installed panel.

Fit the keypad flat on clean supports and test it after final enclosure fastening. Include off center presses and check that neighboring keys remain released. During maintenance, inspect for a pinched sheet or debris around an opening if return becomes uneven. Preserve the complete selected geometry when replacing the keypad rather than choosing a softer version to compensate for a support or housing condition that needs correction in the assembly.

Material options

Silicone. Custom formulation and color for the intended contact conditions.

Hardness selection

Silicone: 20–80 Shore A. Softness alone does not determine the useful key action if the available travel or locating geometry is incorrect.

Custom dimensions

Define key shapes, spacing, and the contact positions beneath them.

Fit & assembly

Fit the keypad flat on clean supports and test it after final enclosure fastening.

Use & inspection

During maintenance, inspect for a pinched sheet or debris around an opening if return becomes uneven.

Photos illustrate structure or material only. Softness alone does not determine the useful key action if the available travel or locating geometry is incorrect. ETOL directly manufactures custom-shaped silicone and rubber parts to your requirements.