Rail Insulator
We specialize in producing E-type rail insulators and guide plates for SKL rail fastening and Nabla fastening systems. Our insulators are crafted from premium PA66 material and are available in a sophisticated palette of white, dark brown, and black. These robust nylon insulators serve the critical functions of adjusting rail gauge and providing vital insulation for rails from ties and clips.
The exceptional material properties of PA66 are detailed below.
PA66: 69% Nylon 66, 30% Glass Fiber, 1% Other

Committed to our 'Quality First' policy, SUYU places paramount importance on rigorous quality control management. We're proud holders of ISO 9001-2008 certification and the prestigious production license from China's Railway Ministry for railway products. Equipped with a comprehensive suite of inspection instruments, we ensure that each rail nylon insulator we produce meets the highest standards of quality and exceeds customer expectations.
As a premier rail fastening manufacturer in China, SUYU also excels in producing a wide array of railway fasteners including track bolts, sleeper screws, track spikes, tie plates, rail clips, elastic rail clips, SKL tension clamps, rail shoulders, and more.