Oerlikon Overcord description: OVERCORD is a medium thick rutile-cellulosic coated MMA electrode for structural steelwork, workshop and maintenance applications, welding can be carried out with the same current setting in all positions. Suitable for trade, use in structural engineering, vehicle and shipbuilding. Can be used on primer painted and slighty rusted parts, as there is a high tolerance to impurities. The strong and stable arc makes OVERCORD suitable for welding galvanised steel components.