Rail Insulator
At Shanghai Suyu Railway Material Co., Ltd, we excel in manufacturing E type rail insulators and guide plates for both SKL rail fastening systems and Nabla fastening systems. Meticulously engineered from top-tier PA66 material, our rail nylon insulators come in a variety of colors including white, dark brown, and black. Essential for precise rail gauge adjustment and effective insulation between rails, ties, and clips, our insulators ensure flawless functionality and heightened safety.
Below are the outstanding material properties of our high-quality PA66.
PA66: Consisting of 66.69% Nylon, 30% Glass Fiber, and 1% miscellaneous components.
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 |
Adhering to our 'quality first' principle, SUYU is committed to stringent quality control. We proudly hold ISO9001-2008 certification and possess the production license from China's Railway Ministry for railway products. Our exhaustive range of inspection instruments ensures that every rail nylon insulator we produce not only meets but exceeds the highest quality standards, fulfilling our customers' exacting demands.
As a leading manufacturer of rail fastenings in China, SUYU offers a comprehensive array of other railway fasteners. Our product line includes track bolts, sleeper screws, track spikes, tie plates, rail clips, elastic rail clips, SKL tension clamps, rail shoulders, and much more, catering to all your railway fastening needs.