Keypad silicone rubber button custom silicone rubber keypad

A custom silicone rubber keypad contains more than the visible finger contact of each button. The flexible section controls movement, while the stationary body locates the part in the product. A custom keypad design should distinguish these areas so that the enclosure supports the button without interfering with its travel.

Establish the switching component's position and the space between board and panel. The cap needs enough room to move within the opening, and any locating feature should position the body without stretching it. The intended finger approach helps determine whether the top should be evaluated mainly at its center or over a wider accessible area.

Test the button after the enclosure is secured, checking both activation and recovery after release. If its behavior changes when fasteners are tightened, look for trapped material or a restraint crossing the moving section. During handling, support the molded body rather than pulling on the cap. Small tears or folds in the hidden flexible area can affect operation before there is any obvious damage to the visible surface.

Material options

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

Hardness selection

Silicone: 20–80 Shore A. The flexible section controls movement, while the stationary body locates the part in the product.

Custom dimensions

The cap needs enough room to move within the opening, and any locating feature should position the body without stretching it.

Fit & assembly

The intended finger approach helps determine whether the top should be evaluated mainly at its center or over a wider accessible area.

Use & inspection

Small tears or folds in the hidden flexible area can affect operation before there is any obvious damage to the visible surface.

Photos illustrate structure or material only. The cap needs enough room to move within the opening, and any locating feature should position the body without stretching it. ETOL directly manufactures custom-shaped silicone and rubber parts to your requirements.