Custom durable silicone rubber products/silicone buttons

Silicone buttons need sufficient clearance around their moving walls to reach and leave the switching position. The custom shape should follow the enclosure opening without depending on rubbing contact to locate the part. A button can feel acceptable during a central press yet catch when the user presses near its edge.

Coordinate the support beneath the button with its top shape and available travel. The locating features should keep the part aligned while leaving the flexible region free to move. Select the silicone configuration and visible markings around the intended equipment and handling conditions.

Fit without stretching the rubber and test the button after the housing is fully assembled. Include off center presses and verify the input releases correctly with the actual electronics. During service, compare wear on the button wall with the surrounding opening. Correct interference or a shifted support before replacement so the new part is not immediately loaded against the same edge that affected the previous button.

Material options

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

Hardness selection

Silicone: 20–80 Shore A. A button can feel acceptable during a central press yet catch when the user presses near its edge.

Custom dimensions

The custom shape should follow the enclosure opening without depending on rubbing contact to locate the part.

Fit & assembly

Fit without stretching the rubber and test the button after the housing is fully assembled.

Use & inspection

During service, compare wear on the button wall with the surrounding opening.

Photos illustrate structure or material only. The custom shape should follow the enclosure opening without depending on rubbing contact to locate the part. ETOL directly manufactures custom-shaped silicone and rubber parts to your requirements.