custom rubber silicone push button/soft silicone keypads

Soft silicone keypads can be custom molded for an interface that needs a flexible finger contact surface. The rubber push button shape and supporting section should be developed with the underlying switch and enclosure. A soft top can feel comfortable while still needing geometric refinement to produce the intended movement.

Assess the keypad in the completed housing. Check whether the top tilts under an angled press, whether an edge catches on the panel and whether the key returns fully. These observations distinguish surface feel from the behavior of the assembled control.

Select the finished formulation for the handling and cleaning conditions. Keep locating regions clear of debris so the sheet rests naturally rather than being held under tension. During upkeep, inspect the boundaries between keys for rubbing or permanent distortion. If one button changes its response, review local support and clearance before changing the softness of the entire pad. The intended feel should come from the material and geometry working together at each button position.

Material options

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

Hardness selection

Silicone: 20–80 Shore A. Check whether the top tilts under an angled press, whether an edge catches on the panel and whether the key returns fully.

Custom dimensions

The rubber push button shape and supporting section should be developed with the underlying switch and enclosure.

Fit & assembly

If one button changes its response, review local support and clearance before changing the softness of the entire pad.

Use & inspection

Keep locating regions clear of debris so the sheet rests naturally rather than being held under tension.

Photos illustrate structure or material only. The intended feel should come from the material and geometry working together at each button position. ETOL directly manufactures custom-shaped silicone and rubber parts to your requirements.