SAITRON 850 is a basic coated low heat input Ferro-Nickel all position electrode for welding of cast iron, and joining of cast iron to steels. The weld deposit is highly crack resistant. Smooth welding arc with less spatter. Weld deposit provide good level of strength, toughness and machinability. Good weld joints in Grey, Malleable, Nodular or Spheroidal cast iron and some alloy cast irons. Suitable for use on both AC and DC -/+.