Custom made waterproof and dustproof silicone rubber keypad

A dustproof silicone rubber keypad should be developed with the complete housing interface that retains it. The molded perimeter needs a clean, consistent seat while the operating regions remain free to move. Water-related requirements also depend on that assembled interface and the device's other openings.

Check the base around fasteners, corners, and changes in support. A trapped particle or folded section can affect both seating and key feel. The housing should hold the mat without clamping a region intended to flex during operation.

Fit the keypad at its locating points and inspect the perimeter before closing the enclosure. Evaluate all controls and the complete device under its intended protection conditions; the silicone part alone does not establish a rating. During maintenance, use the finished product's cleaning process and restore the original seat if the case is reopened. Check the keys again after assembly, particularly those near the retained edge where local compression can influence travel.

Material options

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

Hardness selection

Silicone: 20–80 Shore A. The housing should hold the mat without clamping a region intended to flex during operation.

Custom dimensions

Water-related requirements also depend on that assembled interface and the device's other openings.

Fit & assembly

Check the base around fasteners, corners, and changes in support.

Use & inspection

During maintenance, use the finished product's cleaning process and restore the original seat if the case is reopened.

Photos illustrate structure or material only. A trapped particle or folded section can affect both seating and key feel. ETOL directly manufactures custom-shaped silicone and rubber parts to your requirements.