Custom manufacturing example · Custom silicone keypads/rubber switch push buttons

CUSTOM RUBBER & SILICONE MANUFACTURING

Custom silicone keypads/rubber switch push buttons

A custom component for your assembly.

Define the mating surfaces, dimensions and working conditions. ETOL manufactures the part to the agreed design and material.

Factory direct
Made to order
Drawing & sample support

Share the part, its application and your estimated quantity.

Customize the fit, material and finish

Vulcanization workshop illustration with green molding presses and blue collection bins

Material & hardness

Selected for the contact, temperature and movement

Color & finish

Define the visible surfaces and intended color

Shape & dimensions

Develop holes, lips and walls around the mating parts

Mounting & fit

Match the attachment and installation method

Product Overview

Custom silicone keypads with rubber switch buttons need a molded geometry that works with the selected switching mechanism. The visible cap provides the finger contact, while the underside transfers movement to the electrical component or contact pattern. Those two surfaces may require different shapes to achieve the intended operation within the available enclosure space.

Identify the board position and necessary movement before choosing the exposed button height. A tall cap can still have insufficient usable travel if it meets the panel or an internal stop too early. The surrounding flexible section also needs room to deform without being trapped by the housing.

Test the complete control with centered and off-center presses. Observe whether the cap tilts, rubs its opening, or moves a neighboring area of the keypad sheet. Check release as carefully as activation, especially after the enclosure is fastened. During handling, protect thin connecting webs and keep the underside clean. Changes to the panel or board spacing should prompt another fit assessment, since the same molded part can behave differently when its supporting geometry changes.

Material options: Silicone. Custom formulation and color for the intended contact conditions.
Hardness selection: Silicone: 20–80 Shore A. The surrounding flexible section also needs room to deform without being trapped by the housing.
Custom dimensions: Identify the board position and necessary movement before choosing the exposed button height.
Fit & assembly: Changes to the panel or board spacing should prompt another fit assessment, since the same molded part can behave differently when its supporting geometry changes.
Use & inspection: During handling, protect thin connecting webs and keep the underside clean.

Photos illustrate structure or material only. The visible cap provides the finger contact, while the underside transfers movement to the electrical component or contact pattern. ETOL directly manufactures custom-shaped silicone and rubber parts to your requirements.

Choosing a material or hardness? Explore the selection guide →

From part requirements to production

Define the part

Identify key dimensions, mating surfaces and quantity

Review material & tooling

Agree the compound and manufacturing approach

Evaluate the sample

Review the fit and agreed requirements in the assembly

Produce & inspect

Manufacture and check against the approved requirements

Review the intended assembly

Working conditions

Identify temperature, contact fluids and repeated movement.

Material and structure

Consider hardness together with wall thickness and support.

Installation

Check access, mating dimensions and the fitting sequence.

Ordering this custom component

Can the shape be adjusted to my mating parts?

Yes. Show the receiving opening, contact surfaces and clearance limits. We can review the dimensions and retaining features around the intended fit.

Which details should be agreed before tooling?

Agree the critical dimensions, material, hardness, visible surfaces and sample requirements. Explain how the part is installed and which interfaces control its function.

Can a sample help define the replacement?

A sample can help explain the structure. Compare it with the assembly because wear, swelling or compression may have changed its original dimensions.

How is the quotation for this part determined?

The material, part geometry, tooling, quantity and finishing affect the quotation. Include the intended batch size and delivery destination when describing your requirements.

DISCUSS THIS COMPONENT

Describe the part you need.

Share the fit, operating conditions and quantity with our manufacturing team.