MG289WMetalcoredwireforbuild-uporrepairofcastironGENERALCHARACTERISTICS:ThisuniquemetalcoredMIGwireproducesdense,strong,crack-resistantweldsonalltypesofweldablecastir***.Especiallygoodforcontaminated,old,oilsoaked,dirtybasemetal.Alsorecommendedforjoiningcastirontosteel.APPLICATI***:Useonsewerpipe,machinebases,tran***issionorgearhousings,sprockets,repairoforbuild-upongears,andanyrepairofcastirontosteel.TECHNICALDATA:TypicalTensileStrengthUpto75,000psi(517MPa)Hardness187BrinellPolarityDCreverse(electrode+)ShieldingGas98%Argon,2%OxygenDiameterAmperageVoltsWireStickOut0.035”(0.9mm)150-18026-281/2”0.045”(1.2mm)220-25027-291/2”PROCEDURE:Removeforeignmaterials.Preheat400°-600°F.Applyweldasstringerbeadswithaslightsidetosidemotion.Fillallcratersandallowtocoolslowly.Forhe***ysecti***andlargedeposits,peeningpasseswhilehotisadvisabletocombatweldstressaccumulation.)