Working conditions
Identify temperature, contact fluids and repeated movement.
Custom manufacturing example · Custom made durable rubber gaskets/rubber sealing O-ring
CUSTOM RUBBER & SILICONE MANUFACTURING
Custom made durable rubber gaskets/rubber sealing O-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 rubber sealing O-ring needs an installation path that preserves its surface before the joint begins operating. A sharp entry, threaded section, or abrupt step can nick the ring as it is fitted, creating a defect that is difficult to see once the connection is closed.
Choose the ring dimensions and formulation for the actual groove, medium, and working conditions. Consider how it reaches that groove without twisting or excessive stretching. Use an assembly approach appropriate to the material and mating geometry, and keep debris away from the contact surfaces.
Evaluate the complete connection for its required sealing behavior. The durable description does not establish a service interval or eliminate the need for inspection. If leakage or damage recurs soon after replacement, examine the entry path and seating arrangement rather than assuming that the ring wore out during normal operation. On removal, note where cuts or localized marks occur, as their position can help distinguish installation damage from a problem at the working contact.
- Material options
- Rubber. Custom formulation and color for the intended contact conditions.
- Hardness selection
- Rubber: 30–90 Shore A. Consider how it reaches that groove without twisting or excessive stretching.
- Custom dimensions
- Choose the ring dimensions and formulation for the actual groove, medium, and working conditions.
- Fit & assembly
- On removal, note where cuts or localized marks occur, as their position can help distinguish installation damage from a problem at the working contact.
- Use & inspection
- If leakage or damage recurs soon after replacement, examine the entry path and seating arrangement rather than assuming that the ring wore out during normal operation.
Photos illustrate structure or material only. A rubber sealing O-ring needs an installation path that preserves its surface before the joint begins operating. 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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