Cable Sheaths — Where an extensive underground cable system is available, the lead sheath and armour form a most effective earthelectrode. In the majority of cases, the resistance to earth of such a system is less than 1 Ω.A freshly installed jute or hessian served cable is insulated from earth, but the insulation resistance of the jute deteriorates according to the moisture content and nature of the soil. However, cable sheaths arc more commonly used to provide a metallic path to the fault current returning to the neutral. We, at Atul Casting and Metal Works manufactures all earthing related products such as G.I Strips, G.I plates, G.I Rods, G.I Pipes, C.I covers, Cable Trays, G.I Wire, Manhole Covers and Route Markers for past 50 + Years in heart of New Delhi. Call us at +91 9873361672 for best deals