Custom manufacturing example · FDA approved flexible soft silicone seal gasket

CUSTOM RUBBER & SILICONE MANUFACTURING

FDA approved flexible soft silicone seal 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 flexible soft silicone seal gasket can conform to a matching joint when its geometry and compression are properly controlled. Custom molding allows the outline and section to follow the assembly, with material selection based on the intended contact conditions. Softness is useful only when the surrounding parts support the gasket appropriately.

Pay attention to the space available as the joint closes. The gasket should have the intended room to deform without being driven into an unwanted gap or trapped against a sharp edge. A thicker or softer replacement is not automatically a better fit for an existing seat.

Choose the silicone formulation for the actual application, including any food-contact and cleaning requirements. These requirements belong to the finished use and should be considered alongside the dimensions. Install the gasket on clean mating surfaces and check that its edge stays within the intended seat. Tighten or close the assembly using its specified method so that compression remains controlled. During maintenance, inspect hidden sections for tearing or permanent deformation before deciding whether the gasket can be reused.

Material options: Silicone. Custom formulation and color for the intended contact conditions.
Hardness selection: Silicone: 20–80 Shore A. A flexible soft silicone seal gasket can conform to a matching joint when its geometry and compression are properly controlled.
Custom dimensions: Custom molding allows the outline and section to follow the assembly, with material selection based on the intended contact conditions.
Fit & assembly: Install the gasket on clean mating surfaces and check that its edge stays within the intended seat.
Use & inspection: During maintenance, inspect hidden sections for tearing or permanent deformation before deciding whether the gasket can be reused.

Photos illustrate structure or material only. A flexible soft silicone seal gasket can conform to a matching joint when its geometry and compression are properly controlled. 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.