Specifically formulated high nickel wire for MIG welding cast iron requiring smooth, spatter-free, machinable deposits. Perfect Pass NA115 provides dense deposits with high ductility on cast irons that are not severely contaminated. Use where minimum heat input and dilution are required, repairing or building up engine blocks, gear housings and machine bases. Also excellent for filling holes or building up missing sections, underlayment for hardfacing, and may be used for joining cast iron to steel, stainless steels and other dissimilar materials.