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Help CenterPA6 Sleeve for Concrete Sleepers -40°C to 120°C Operating Temperature 80MPa Tensile Strength
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Welcome to Anping County Boli Hardware Wiremesh Products Factory, a trusted manufacturer established in 1998 with over 20 years of experience in producing high-quality industrial components. Our PA6 Sleeve for Concrete Sleepers is engineered to deliver exceptional durability and performance under extreme conditions. With an operating temperature range of -40°C to 120°C and a tensile strength of 80MPa, this sleeve is specifically designed to protect and insulate concrete sleepers in railway, infrastructure, and heavy-duty applications. It combines the lightweight and corrosion-resistant properties of PA6 with robust mechanical strength, ensuring long service life even in harsh environments.
Our factory has annual export values reaching US$5 Million - US$10 Million, serving markets across North America, South America, Europe, Asia, Africa, and Oceania. We ship from major ports such as Tianjin, Qingdao, Shanghai, and Foshan, ensuring timely delivery worldwide. The PA6 sleeve is a critical component for concrete sleeper systems, providing electrical insulation, mechanical protection, and resistance to weathering, chemicals, and UV radiation. Below, we detail the key features and technical specifications that make this product a reliable choice for your projects.
Key Features & Benefits
- Extreme Temperature Tolerance: Operates reliably from -40°C to 120°C, suitable for both freezing and high-temperature environments.
- High Tensile Strength: 80MPa ensures the sleeve can withstand mechanical stress and impact during installation and service.
- Corrosion & Chemical Resistance: PA6 material resists oils, greases, salts, and many chemicals, preventing degradation over time.
- Lightweight & Easy Installation: Reduces handling costs and labor time compared to metal alternatives.
- Electrical Insulation: Excellent dielectric properties protect against stray currents and short circuits in railway systems.
- Customizable Dimensions: Available in various inner diameters, outer diameters, and lengths to fit specific sleeper designs.
- Weather & UV Resistance: Suitable for outdoor applications with prolonged sun exposure.
- Cost-Effective: Long service life reduces replacement frequency and maintenance costs.
Technical Specifications
| Parameter | Value |
|---|---|
| Material | PA6 (Polyamide 6) |
| Operating Temperature Range | -40°C to +120°C |
| Tensile Strength | 80 MPa |
| Elongation at Break | ≥ 20% |
| Density | 1.13 – 1.15 g/cm³ |
| Water Absorption | 1.3 – 1.8% (24h immersion) |
| Flammability Rating | UL94 HB (optional V-2 available) |
| Available Colors | Black, customized upon request |
| Standard Sleeve Length | 100mm – 500mm (customizable) |
The PA6 sleeve is manufactured using advanced injection molding and precise quality control processes. Each batch is tested for dimensional accuracy, mechanical strength, and thermal stability to ensure consistent performance. Our product is widely used in concrete sleeper systems for railways, tramways, and heavy-load infrastructure, where it provides reliable insulation and protection for steel reinforcement bars or fastening components.
Why Choose Boli PA6 Sleeves?
- Proven Manufacturing Excellence: Since 1998, we have continuously improved our production techniques to meet global standards.
- Global Export Experience: With annual export value of US$5-10 million, we understand international logistics and quality requirements.
- Flexible Customization: We offer custom diameters, lengths, colors, and packaging to match your project specifications.
- Competitive Pricing: Direct factory pricing eliminates middleman costs, offering you the best value.
- Reliable Supply Chain: Strategically located in Hengshui, Hebei, with convenient access to major ports for fast shipping.
Our PA6 sleeves have been exported to over 10 countries and regions, including North America, Europe, and Southeast Asia, and have received positive feedback for their durability and performance. We are committed to providing high-quality products with strict quality control measures. For any inquiries or custom requirements, our team is ready to assist you with technical support and samples.
Frequently Asked Questions (FAQ)
-
Q: What is the main application of the PA6 sleeve?
A: The PA6 sleeve is primarily used to protect and insulate steel bars or fasteners in concrete sleepers for railway and infrastructure projects. It prevents electrical conduction, reduces corrosion, and withstands mechanical loads. -
Q: Can the sleeve withstand outdoor weather conditions?
A: Yes, PA6 offers excellent weather resistance, including UV stability and low moisture absorption. It is suitable for both indoor and outdoor use across diverse climates. -
Q: Is the sleeve available in different sizes?
A: Absolutely. We offer customizable inner and outer diameters, lengths, and wall thicknesses to fit your specific concrete sleeper design. Please contact our sales team with your requirements. -
Q: What is the minimum order quantity (MOQ)?
A: MOQ may vary based on size and customization. Typically, for standard sizes, MOQ is 500 pieces. For custom dimensions, please inquire for details. -
Q: Does the product have any certifications?
A: Our manufacturing process follows strict quality control standards. Specific certifications can be provided upon request, depending on the target market. Please contact us to discuss your compliance needs. -
Q: How long does shipping take?
A: For standard orders, production takes 10–15 working days, and shipping via sea freight from Tianjin or Qingdao takes approximately 20–35 days depending on destination. Express air freight is also available. -
Q: Can I get a sample before placing a bulk order?
A: Yes, we provide free samples for evaluation (shipping cost is borne by the buyer). Please contact us to arrange sample delivery. -
Q: What is the temperature limit for this sleeve?
A: The sleeve operates reliably from -40°C to 120°C. For continuous use above 120°C, we recommend consulting with our engineers for alternative materials.
Contact us today for a quote or technical consultation. Anping County Boli Hardware Wiremesh Products Factory is your reliable partner for high-performance PA6 sleeves. We look forward to serving your project needs!
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