Rail Insulator
We specialize in producing high-quality E-type rail insulators and guide plates for the SKL rail fastening system and Nabla fastening system. Our insulators are meticulously crafted from premium PA66 material and are available in white, dark brown, and black. These nylon rail insulators play a crucial role in adjusting rail gauge and insulating the rail from ties and clips, ensuring optimal performance and safety.
Below are the material properties of PA66:
PA66 Composition: Nylon 66 - 69%, Glass Fiber - 30%, Other - 1%



Committed to our 'Quality First' policy, SUYU places paramount importance on quality control management. We proudly hold ISO9001-2008 certification and possess the production license from China's Railway Ministry for railway products. Equipped with a comprehensive set of inspection instruments, we ensure that all our rail nylon insulator products meet the highest standards of quality and exceed customer expectations.
As a premier manufacturer of rail fastening solutions in China, SUYU also offers an extensive range of other railway fasteners. Our product lineup includes track bolts, sleeper screws, track spikes, tie plates, rail clips, elastic rail clips, SKL tension clamps, rail shoulders, and much more to cater to diverse railway needs.