Working conditions
Identify temperature, contact fluids and repeated movement.
Custom manufacturing example · NBR silicone EPDM flexible rubber cover gasket
CUSTOM RUBBER & SILICONE MANUFACTURING
NBR silicone EPDM flexible rubber cover 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
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 rubber cover gasket should match the way the cover closes against its housing. A hinged, sliding or removable cover can drag the seal differently during assembly. The gasket profile needs to remain supported and located as that movement takes place.
NBR, silicone and EPDM are available as custom material choices. Select the formulation for the medium, temperature and cleaning conditions at the joint. Dimensions, hardness and color can be developed around the sealing land and any retaining recess.
Check the cover's closing sequence with the gasket installed. Look for a section that rolls near the hinge or an edge pulled outward as the cover settles. Evaluate the finished joint under its intended exposure conditions. During maintenance, inspect for a repeated crease or uneven contact band that identifies where closing movement is disturbing the seal. Keep mating surfaces clean before reassembly. If the cover hardware is adjusted or replaced, review gasket compression again rather than assuming the original seat remains unchanged.
- Material options
- EPDM / NBR / Silicone. Custom formulation and color for the intended contact conditions.
- Hardness selection
- Rubber: 30–90 Shore A. Silicone: 20–80 Shore A. A flexible rubber cover gasket should match the way the cover closes against its housing.
- Custom dimensions
- Look for a section that rolls near the hinge or an edge pulled outward as the cover settles.
- Fit & assembly
- The gasket profile needs to remain supported and located as that movement takes place.
- Use & inspection
- During maintenance, inspect for a repeated crease or uneven contact band that identifies where closing movement is disturbing the seal.
Photos illustrate structure or material only. The gasket profile needs to remain supported and located as that movement takes place. 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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