Copper bonded ground rods meet all the requirements of the world's most rigorous standard such as UL-467, ANSI C-33-8, CE B-S10 Technique Parameters:1.       Copper thickness is equal or above 0.254mm.2.       Electricity resistivity is less than 0.059Ωmm2.3.       Tensile strength is equal or  above 600N/mm2.4.       Copper coating plasticity: bend the ground rod to 180 degree, the copper layer doesn’t break or peel.5.     The usage life can be at least 40 years.

Nominal rod diameter        Conductor  range       Part No.

     5/8"         16mm               16-95mm2                   GRD700

     3/4"         20mm               16-70mm2                   GRD700

     5/8"         16mm               70-185mm2                 GRD705

     3/4"         20mm               70-150mm2                  GRD705

     5/8"         16mm               150-300mm2                GRD30

     3/4"         20mm               150-300mm2                GRD30

Earth rod clamp