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Help CenterPE Plastic Collar Inner Diameter 30mm Outer Diameter 36mm Smooth Surface Dust Cap
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As a trusted manufacturer from Anping County Boli Hardware Wiremesh Products Factory (established in 1998, with annual export value of US$5-10 million), we present our PE Plastic Collar Inner Diameter 30mm Outer Diameter 36mm Smooth Surface Dust Cap. This product is engineered to provide reliable protection for cylindrical components such as pipe ends, threaded fittings, and electrical connectors. With a smooth surface and precise dimensions, it offers a snug fit while preventing dust, moisture, and debris from entering sensitive areas. Our decades of experience in hardware and wiremesh products ensure consistent quality and cost-effective solutions for global buyers.
The dust cap is made from high-density polyethylene (PE), a material known for its excellent durability, flexibility, and resistance to chemicals and weather. It is designed for easy installation—simply push it onto the component—and remains securely in place during transportation, storage, or assembly. Whether you need to protect hydraulic fittings, pneumatic valves, or automotive parts, this collar delivers dependable performance.
Key Features & Benefits
- Precision Dimensions: Inner diameter 30mm (1.18 inch) and outer diameter 36mm (1.42 inch) ensure a tight fit on standard pipe or rod sizes.
- Smooth Surface: The polished finish prevents scratching on mating parts and reduces friction during installation.
- Flexible Material: PE plastic offers enough elasticity to grip securely without damaging the protected component.
- Lightweight and Portable: Easy to handle, store, and transport in bulk quantities.
- Cost-Effective: Affordable solution for temporary or permanent dust protection in industrial applications.
- Customizable Options: Available in different colors (black, white, or custom colors) and can be produced with custom logos or markings upon request.
- Wide Application: Ideal for use in automotive, plumbing, hydraulic, pneumatic, and general manufacturing industries.
Technical Specifications
| Parameter | Value |
|---|---|
| Material | Polyethylene (PE) |
| Inner Diameter (ID) | 30 mm ± 0.3 mm |
| Outer Diameter (OD) | 36 mm ± 0.3 mm |
| Height (Length) | Approx. 10 mm (customizable) |
| Wall Thickness | 3 mm (typical) |
| Surface Finish | Smooth, matte or glossy |
| Color | Black (standard), White, or custom |
| Operating Temperature | -20°C to +60°C |
| Packing | Bulk in cartons, poly bags, or custom packaging |
Our PE dust caps are manufactured under strict quality control processes. The consistent dimensions and smooth surface ensure that each cap fits perfectly without deformation. The flexible PE material can withstand repeated use and will not crack or split under normal handling conditions. This product is an excellent choice for both OEM and aftermarket applications where reliable protection is required.
Trust & Reliability
With over 25 years of manufacturing experience, Anping County Boli Hardware Wiremesh Products Factory has been serving customers across North America, South America, Europe, Southeast Asia, Africa, and Oceania. Our annual export value exceeds US$5 million, and we ship from major Chinese ports including Tianjin, Qingdao, Shanghai, and Foshan. We are committed to delivering high-quality products with competitive pricing, timely delivery, and excellent after-sales support. Our factory is equipped with advanced injection molding machines and skilled workers who ensure every batch meets your specifications.
We understand that protecting your components is critical to maintaining product integrity. That is why our dust caps are designed to be a simple yet effective solution. Whether you need a small trial order or a large container shipment, we can accommodate your requirements. Contact us today for a quote or sample, and experience the reliability of a professional manufacturer.
Frequently Asked Questions (FAQ)
1. What is the exact inner diameter tolerance?
The inner diameter of 30 mm has a tolerance of ±0.3 mm, ensuring a snug fit on standard 30 mm round components.
2. Can I get a sample before placing a bulk order?
Yes, we offer free samples for evaluation (customer pays shipping). Please contact our sales team to arrange a sample.
3. Is this dust cap suitable for outdoor use?
PE material has good UV resistance for short-term exposure, but for prolonged outdoor use we recommend adding UV stabilizers. Please consult with us for custom material options.
4. Are there any chemicals that can damage this PE cap?
PE is resistant to most acids, alkalis, and solvents, but it may be affected by strong oxidizing agents. For specific chemical compatibility, please provide the details.
5. What is the minimum order quantity (MOQ)?
Our standard MOQ is 10,000 pieces, but we can discuss smaller quantities for trial orders.
6. Can I have custom colors or printing on the cap?
Yes, we can produce caps in custom colors and add logos or markings. Please specify your requirements.
7. How long does delivery usually take?
For stock items, delivery takes 7–10 days after payment. For custom orders, production takes 15–25 days depending on quantity.
8. Do you provide packaging options?
Yes, we offer standard poly bag packaging, carton packing, and custom packaging with your branding. Please discuss with our team.
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