Rail Insulator
We specialize in producing high-quality E type rail insulators and guide plates for both SKL rail fastening systems and Nabla fastening systems. Crafted from superior PA66 material, our rail nylon insulators come in elegant shades of white, dark brown, and black. These essential components are vital for adjusting rail gauge, insulating the rail from ties and clips, and ensuring seamless operation with enhanced safety.
Below are the exceptional material properties of our premium PA66, designed for superior performance and durability.
PA66: A robust blend of 66.69% Nylon, 30% Glass Fiber, and 1% Other, ensuring exceptional strength and resilience.



In line with our 'quality first' ethos, SUYU is committed to rigorous quality control management. We proudly hold ISO9001-2008 certification and a production license from China's Railway Ministry for railway products. Our comprehensive range of inspection instruments ensures that every rail nylon insulator we produce meets the highest quality standards, satisfying our customers' stringent requirements.
As a preeminent manufacturer of rail fastenings in China, SUYU offers an extensive range of other railway fasteners, including track bolts, sleeper screws, track spikes, tie plates, rail clips, elastic rail clips, SKL tension clamps, rail shoulders, and much more. Experience unmatched quality and reliability with SUYU's comprehensive rail fastening solutions.