CUSTOM RUBBER & SILICONE MANUFACTURING

OEM silicone micro USB cover dust protective silicone cap

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

A custom silicone micro USB cover protects a compact connection opening while leaving a practical way to uncover it. The small connector format makes the exposed gripping surface significant: the user should be able to remove the cap without introducing a sharp object near the port.

Develop the engaging section around the actual micro USB opening and the surrounding enclosure. The cap's visible face may need a different outline from the inner section so that it remains accessible after seating. Its projection should be assessed with the product in normal handling, since a prominent edge can be caught unintentionally. A correct fit balances access with the shape of the device.

Size and color are customizable for the intended product. Keep the removal area intact and inspect the narrow transitions if the cover is frequently handled. Pulling repeatedly on a damaged edge can worsen a tear. Refit the cap only when its engaging surface is clean, and stop if it resists seating in its usual position rather than forcing the small part into the connector area.

Material options
Custom silicone compound; formulation and geometry developed together.
Hardness selection
Silicone options: 20–80 Shore A. Keep the removal area intact and inspect the narrow transitions if the cover is frequently handled.
Custom geometry
Develop the engaging section around the actual micro USB opening and the surrounding enclosure.
Fit evaluation
The cap's visible face may need a different outline from the inner section so that it remains accessible after seating.
Color & OEM
Custom colors; identification clear of connectors and removal features.

Photos illustrate structure or material appearance only. A custom silicone micro USB cover protects a compact connection opening while leaving a practical way to uncover it. 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

01

Define the part

Identify key dimensions, mating surfaces and quantity

02

Review material & tooling

Agree the compound and manufacturing approach

03

Evaluate the sample

Review the fit and agreed requirements in the assembly

04

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.

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Send your requirements
and selected drawings

All files and photos you share with us are handled under strict confidentiality procedures and will not be disclosed to any third party.

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You can also email us directly at [email protected].