Working conditions
Identify temperature, contact fluids and repeated movement.
Custom manufacturing example · Hot-selling tear-resistant rubber silicone washer/molded seal ring
CUSTOM RUBBER & SILICONE MANUFACTURING
Hot-selling tear-resistant rubber silicone washer/molded seal ring
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
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 molded seal ring can be developed in a custom rubber or silicone profile for a joint that needs a continuous sealing path. The ring should sit naturally around that path, with its thickness and contour matched to the supported mating surfaces. A design intended to resist tearing still needs fitting methods that protect narrow sections and edges.
Position the ring without pulling one section excessively to reach a corner or fastener. Check the full contour before closing the joint, especially where the profile changes direction. A twist can leave the contact uneven and introduce a locally stretched region that is difficult to see afterward.
Choose the finished compound for the medium and operating conditions. Pipeline, bottle mouth and other sealing interfaces each need their own geometry and compression assessment. When the assembly is opened, lift the ring without scraping a sharp tool across the working face. Inspect for cuts and persistent distortion before reuse. A small damaged section can interrupt the sealing path even when the rest of the ring still feels flexible.
- Material options
- Rubber / Silicone. Custom formulation and color for the intended contact conditions.
- Hardness selection
- Rubber: 30–90 Shore A. Silicone: 20–80 Shore A. A twist can leave the contact uneven and introduce a locally stretched region that is difficult to see afterward.
- Custom dimensions
- Position the ring without pulling one section excessively to reach a corner or fastener.
- Fit & assembly
- The ring should sit naturally around that path, with its thickness and contour matched to the supported mating surfaces.
- Use & inspection
- A small damaged section can interrupt the sealing path even when the rest of the ring still feels flexible.
Photos illustrate structure or material only. A molded seal ring can be developed in a custom rubber or silicone profile for a joint that needs a continuous sealing path. ETOL directly manufactures custom-shaped silicone and rubber parts to your requirements.
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
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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