Working conditions
Identify temperature, contact fluids and repeated movement.
Custom manufacturing example · Custom made USB protective cover for waterproof and anti dust
CUSTOM RUBBER & SILICONE MANUFACTURING
Custom made USB protective cover for waterproof and anti dust
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 USB protective cover can provide a removable closure at a device port, with fit defined by the connector and its surrounding housing. Repeated cable access makes the handling region and seating edge important parts of the design. The cover should be easy to remove in the intended manner and return to the same contact position without force.
Match the inserting profile, depth, and exposed head to the actual opening. Check that the housing recess allows the edge to seat without folding. Any required water or dust protection should be evaluated on the completed device, including the cover's condition after the relevant opening and closing cycles.
Keep the cover clean while a cable is connected, then remove debris from its contact section before refitting. Inspect for a torn pull area, distorted edge, or material that no longer sits evenly. Do not leave a damaged cover partly engaged as a substitute for the intended closure. Replace it with the correct profile and reassess the device opening if the same region repeatedly becomes damaged.
- Material options
- Rubber compound options, customized alongside the profile and contact conditions.
- Hardness selection
- Solid rubber options: 30–90 Shore A. The cover should be easy to remove in the intended manner and return to the same contact position without force.
- Custom geometry
- Match the inserting profile, depth, and exposed head to the actual opening.
- Fit evaluation
- Check that the housing recess allows the edge to seat without folding.
- Color & OEM
- Custom colors; identification clear of connectors and removal features.
Photos illustrate structure or material appearance only. A USB protective cover can provide a removable closure at a device port, with fit defined by the connector and its surrounding housing. 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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