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At Shanghai Suyu Railway Material Co., Ltd, we proudly offer the highest quality E type rail insulator and guide plate, expertly engineered for the SKL rail fastening and Nabla fastening systems. Our premium rail insulators are crafted from top-grade PA66 material, available in the classic shades of white, dark brown, and black. These rail nylon insulators are meticulously designed to precisely adjust the rail gauge while providing superior insulation between the rail and its ties and clips.
Below are the exceptional material properties of PA66, setting a benchmark in quality.
PA66 Composition: Nylon: 66.69% | Glass Fiber: 30% | Additional Components: 1%
| 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 alignment with our unwavering 'Quality First' philosophy, SUYU is dedicated to meticulous quality control management. We proudly hold ISO9001-2008 certification and have been honored with the production license from China's Railway Ministry for railway products. Our comprehensive suite of inspection instruments guarantees that every rail nylon insulator we produce meets the highest standards of quality and fulfills customer expectations.
As a preeminent leader in rail fastening manufacturing in China, SUYU's extensive product line also includes a wide array of railway fasteners such as track bolts, sleeper screws, track spikes, tie plates, rail clips, elastic rail clips, SKL tension clamps, and rail shoulders, among others. Our commitment to excellence ensures that we deliver products that are second to none in the industry.
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