Copper Bonded Earthing Rods for Reliable Grounding Copper Bonded Earthing Rods combine a steel core with a copper outer layer, providing mechanical strength along with the conductivity and corrosion resistance associated with copper. They are widely considered for grounding applications in telecom, solar, industrial, commercial, and infrastructure projects. At Atul Casting & Metal Works, we supply Copper Bonded Earthing Rods for projects requiring dependable grounding components.