Insulated gauge blocks are important fasteners used to connect the steel rails and under the rails in railway tracks, using high-quality modified nylon. It has the characteristics of high mechanical strength, heat resistance, wear resistance, high rigidity, and stable size.

Model: #6 #8 #10 #12 #14 #16
Material: PA6+GF30%
External Fire Pattern: VD134 # 27
Tensile strength ≥ 150MPa;
Bending strength ≥ 200MPa;
Notched impact strength ≥ 80kJ/㎡;
Fiberglass content: 30-35%