Custom manufacturing example · Custom made durable rubber gaskets/silicone sealing gasket

CUSTOM RUBBER & SILICONE MANUFACTURING

Custom made durable rubber gaskets/silicone sealing gasket

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 silicone sealing gasket used in a joint opened for service needs practical handling and reliable reseating. Its molded profile should remain identifiable and supported when the mating parts are separated, rather than being stretched or pulled from one narrow area during removal.

Consider the locating arrangement and access to the gasket path. The ring should fit its intended seating surface without being forced around incompatible corners or held in place through excessive tension. The selected formulation must suit the actual medium and cleaning conditions as well as the mechanical compression.

Before reassembly, inspect both the gasket and the mating faces for residue, damage, or a lasting change in shape. A durable description does not mean every removed gasket remains suitable for reuse. Position the part flat and check that closure does not displace it. Evaluate the complete joint for its required sealing behavior, particularly after changes to the housing or fastening arrangement that could alter compression even though the same gasket profile is retained.

Material options: Silicone. Custom formulation and color for the intended contact conditions.
Hardness selection: Silicone: 20–80 Shore A. Evaluate the complete joint for its required sealing behavior, particularly after changes to the housing or fastening arrangement that could alter compression even though the same gasket profile is retained.
Custom dimensions: Position the part flat and check that closure does not displace it.
Fit & assembly: The ring should fit its intended seating surface without being forced around incompatible corners or held in place through excessive tension.
Use & inspection: Before reassembly, inspect both the gasket and the mating faces for residue, damage, or a lasting change in shape.

Photos illustrate structure or material only. A gasket for an opening joint needs a profile that can be reached and reseated without pulling a narrow section out of shape. 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.