6mm Inner Diameter Nylon Sleeve for Concrete Sleepers, 1000Hr Anti-Aging Test
Product Spotlights
Welcome to Anping County Boli Hardware Wiremesh Products Factory, a trusted manufacturer established in 1998 with over two decades of experience in producing high-quality nylon sleeves and wire mesh products. Our 6mm Inner Diameter Nylon Sleeve for Concrete Sleepers is specifically engineered to protect concrete sleepers (railway ties) from environmental damage, abrasion, and aging. Backed by a rigorous 1000-hour anti-aging test, this sleeve offers long-lasting durability and reliable performance in demanding outdoor applications. As a factory with an annual export value of US$5-10 million, we serve global markets including North America, Europe, Asia, and Oceania, ensuring consistent quality and timely delivery.
Key Features & Technical Specifications
- Precision Inner Diameter: 6mm ±0.2mm, designed to fit standard concrete sleeper anchors and bolts.
- Superior Material: Made from high-grade nylon (PA66 or PA6) with excellent mechanical strength, flexibility, and resistance to chemicals.
- 1000-Hour Anti-Aging Test: Our sleeves undergo accelerated UV exposure and ozone aging tests to simulate decades of outdoor use without cracking or embrittlement.
- Temperature Resistance: Operates effectively from -40°C to +120°C, suitable for extreme climates.
- Customizable Options: Available in various lengths, colors (black, white, or custom), and wall thicknesses (0.5mm to 1.0mm) to meet specific project requirements.
- Easy Installation: Flexible yet durable, the sleeve can be easily cut, slid over bolts, or embedded in concrete during manufacturing.
- No Toxic Fumes: Nylon material is safe for use in confined spaces and complies with environmental standards.
| Property | Value |
| Inner Diameter | 6mm (custom: 5-10mm available) |
| Wall Thickness | 0.5mm - 1.0mm (optional) |
| Tensile Strength | ≥80 MPa |
| Elongation at Break | ≥30% |
| Operating Temperature | -40°C to +120°C |
| Anti-Aging Test Duration | 1000 hours (UV + Ozone) |
| Color Options | Black, White, Custom (upon request) |
| Packaging | Rolls of 100m, 200m, or cut lengths |
Benefits for Your Projects
- Extended Service Life: The 1000-hour anti-aging test ensures the sleeve withstands years of UV, rain, and temperature fluctuations, reducing maintenance costs.
- Enhanced Protection: Prevents direct contact between concrete sleepers and metal bolts, eliminating galvanic corrosion and stress cracking.
- Cost-Effective: Compared to rubber or silicone alternatives, our nylon sleeve offers superior durability at a competitive price point.
- Versatile Applications: Ideal for railway sleepers, bridge expansion joints, highway barriers, and any concrete structure requiring sleeving for bolts or anchors.
- Consistent Quality: As a factory with 20+ years of experience, we maintain strict quality control from raw material sourcing to final packaging.
Our commitment to quality is reflected in our long-standing presence in the global market. Since 1998, we have exported to North America, South America, Europe, Africa, Oceania, and Asia, with an annual export value exceeding US$5 million. We ship from major ports including Tianjin, Qingdao, Shanghai, and Foshan, ensuring fast and reliable logistics. Whether you need standard sizes or custom specifications, our team is ready to provide samples, technical support, and competitive quotations. Contact us today to discuss your concrete sleeper sleeve requirements and experience the Boli difference.
Frequently Asked Questions (FAQ)
-
Q: What is the exact inner diameter tolerance?
A: The inner diameter is 6mm with a tolerance of ±0.2mm to ensure a snug fit on standard bolts. Custom diameters from 5mm to 10mm are available upon request. -
Q: Can this sleeve be used for outdoor railway sleepers?
A: Yes, it is specifically designed for concrete sleepers in railway tracks. The 1000-hour anti-aging test confirms its resistance to UV and weather exposure. -
Q: Is the material UV stabilized?
A: Yes, our nylon sleeve includes UV stabilizers to prevent degradation from sunlight. The test simulates 1000 hours of UV exposure, equivalent to many years of outdoor use. -
Q: How long is the sleeve sold in a roll?
A: Standard roll lengths are 100m or 200m. We can also cut to specific lengths (e.g., 10cm, 50cm) per your request. -
Q: What colors are available?
A: Black is the most common color for UV resistance, but white, gray, and custom colors can be produced with a minimum order quantity. -
Q: Does the sleeve have any certifications?
A: We can provide test reports for tensile strength, anti-aging results, and material composition. Specific certifications (e.g., ROHS, REACH) are available upon request. -
Q: Can I get a free sample before ordering?
A: Yes, we offer free samples (typically 1-2 meters) for evaluation. You only need to pay shipping costs. -
Q: What is the lead time for bulk orders?
A: For standard sizes, lead time is 7-15 days after order confirmation. Custom orders may take 15-25 days, depending on quantity.
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