Custom made silicone rubber parts/silicone phone keypads

Silicone phone keypads should be checked after the phone enclosure reaches its final assembled condition. Closing the housing can change the available space around a button or the support beneath the sheet. The key layout, locating features, and switching positions need to remain aligned through that final step.

Define travel and side clearance for every button, including those near corners. The silicone web should lie naturally over its support without being pulled toward a distant locating feature. Custom colors and legends should correspond to the intended phone functions and remain visible within the openings.

Keep the contact region clean during fitting, then test each input with the actual electronics. Verify release as well as actuation and check presses near the edge of a key. If operation differs between an open and closed housing, inspect the closing geometry before altering the rubber. Replacement should preserve the intended profile so an attempt to improve one key does not shift the common sheet or affect neighboring controls.

Material options

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

Hardness selection

Silicone: 20–80 Shore A. Verify release as well as actuation and check presses near the edge of a key.

Custom dimensions

The key layout, locating features, and switching positions need to remain aligned through that final step.

Fit & assembly

Closing the housing can change the available space around a button or the support beneath the sheet.

Use & inspection

Replacement should preserve the intended profile so an attempt to improve one key does not shift the common sheet or affect neighboring controls.

Photos illustrate structure or material only. The silicone web should lie naturally over its support without being pulled toward a distant locating feature. ETOL directly manufactures custom-shaped silicone and rubber parts to your requirements.