CUSTOM RUBBER & SILICONE MANUFACTURING

flexible silicone tube rubber sleeve for cable

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 rubber sleeve for cable applications surrounds a defined length of the cable with a flexible silicone tube. Its custom bore and wall thickness should suit the cable and the available routing space. The sleeve needs to follow the cable's path without creating a tight bend at either end.

Consider the installation sequence before selecting the internal diameter. A connector may be larger than the cable jacket, so the sleeve may need to be fitted before that connector is assembled. Stretching the tube excessively over an obstruction can damage the end or alter its fit along the cable.

Keep the sleeve clear of sharp brackets and avoid clamping it so tightly that the cable beneath is distorted. The chosen compound should be compatible with the jacket and surrounding conditions. A flexible tube does not by itself establish an electrical insulation rating or a strain relief function. During inspection, examine the sleeve ends for wear and check whether the cable has shifted enough to expose an area the sleeve was intended to cover.

Material options
Silicone for the cable sleeve; alternative rubber compounds can be selected for the intended contact conditions.
Hardness range
Rubber: 30-90 Shore A; silicone: 20-80 Shore A. Final hardness depends on the selected compound and part design.
Custom shape & size
Inside diameter, wall thickness and cut length matched to the cable and available installation space.
Color & OEM
Custom sleeve colors and packaging; identification options reviewed for the available surface.
Tooling & samples
Sample dimensions and cable fit agreed before the production process is finalized.

The sleeve photos are for structural and material reference. ETOL's factory customizes silicone and rubber profiles to your cable diameter, routing space and installation access, with the bore, wall thickness and length developed together.

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].