OEM custom high accurate rubber button silicone keypad

A custom rubber button silicone keypad should be developed around the dimensions that establish alignment in the finished device. Key centers, locating features, actuator height and panel openings work together. Accurate fit means those relationships are suitable for the assembly, rather than relying on a general precision description.

Check the pad with the intended board and housing. The keys should reach their contacts without a shoulder or side wall stopping movement early. Locating features should settle into place without stretching the sheet, which could move several key positions at once.

Choose the finished material for the handling and environmental conditions. Evaluate return and neighboring key clearance after all fasteners are secured. During servicing, inspect for a trapped section if the feel changes between a loose and closed enclosure. Keep debris out of the support and contact regions before reassembly. A replacement should match the functional dimensions as well as the visible outline so it preserves the intended movement at each control location.

Material options

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

Hardness selection

Silicone: 20–80 Shore A. Locating features should settle into place without stretching the sheet, which could move several key positions at once.

Custom dimensions

Key centers, locating features, actuator height and panel openings work together.

Fit & assembly

A custom rubber button silicone keypad should be developed around the dimensions that establish alignment in the finished device.

Use & inspection

During servicing, inspect for a trapped section if the feel changes between a loose and closed enclosure.

Photos illustrate structure or material only. Locating features should settle into place without stretching the sheet, which could move several key positions at once. ETOL directly manufactures custom-shaped silicone and rubber parts to your requirements.