Audited Supplier
Rail Insulator
We specialize in producing the premium E-type rail insulators and guide plates, specifically engineered for the SKL rail fastening and Nabla fastening systems. Our state-of-the-art rail insulators are crafted from high-quality PA66 material, available in a variety of colors including pristine white, rich dark brown, and classic black. These exceptional rail nylon insulators are designed to precisely adjust rail gauge while providing superb insulation between the rail, ties, and clips, ensuring optimal performance.
Below are the distinguished material properties of our PA66.
Material Composition: PA66 Comprised of Nylon at 66.69%, fortified with Glass Fiber at 30%, and combined with Other elements at 1% for enhanced durability.
| No. | Technical Parameter | Unit | Technical Requirement | Value |
| 1 | Density | g/cm | 1.3-1.45 | 1.45 |
| 2 | Tensile Strength | Mpa | ≥170 | 178 |
| 3 | Elongation | % | ≤4.4 | 4.0 |
| 4 | Bending Strength | Mpa | ≥250 | 290 |
| 5 | Impact Strength (No gap) | KJ/m2 | ≥80 | 85 |
| 6 | Melting Point | ºC | 250ºC - 270 | 270 |
| 7 | Insulation Resistance | Ω | ≥1×108 | 5×108 |
| 8 | Glass Fiber Content | % | 30-35 | 35 |
| 9 | Hardness | HRR | ≥110 | 118 |
In line with our unwavering commitment to 'Quality First,' SUYU meticulously upholds comprehensive quality control management processes. Our dedication is validated by prestigious ISO9001-2008 certifications, alongside the esteemed production license from China's Railway Ministry for railway products. Equipped with a comprehensive set of cutting-edge inspection instruments, we guarantee that each of our rail nylon insulator products meets the highest quality standards and satisfies our esteemed customers' requirements.
Renowned as a premier manufacturer of rail fastenings in China, SUYU extends its expertise to the production of an extensive range of superior railway fasteners. Our collection includes track bolts, sleeper screws, track spikes, tie plates, rail clips, elastic rail clips, SKL tension clamps, rail shoulders, and more, all crafted to ensure unmatched reliability and performance within the railway industry.
