Nicore55isacompositemetalcoredwireforrepairandjoiningofcastironmaterials.Thedeposit,whichisapproximately53%ironand45%nickel,providesanexcellentmatchforthecoefficientofexpansionexhibitedbycastir***.Crackingisminimizedbecausethermalstressescausedbytheheatofweldingareminimized.Thelightslagiseasilyremovedenhancingvisualweldinspection.Thefactthatthisisacontinuouselectrodewillimprovetheoperatingfactorandminimizeunnecessarystopsandstarts.ThiselectrodecanreplacecoveredelectrodessuchasAWSENiFe-ClorENiFe-Cl-A.Itmaybeusedforrepairweldsorforjoiningvarioustypesofcastir***.Castir***maybeweldedtosteelandotherferrousandnon-ferrousmaterialswiththisproduct.Themachinabilityofthewelddepositiscomparabletothematchingcoveredelectrode.Substantials***ingsinweldmetaldepositioncostswillberealizedwhenreplacing55%nickelcoatedelectrodeswithNicore55.Thedepositionrateofthiswireismorethantwicethatofacomparablecoatedelectrode.Theefficiency(approximately97%)comparedtothatofcoatedelectrodes(56%assuming3”stubloss)issubstantiallygreater.Thesetwofactorsresultinsubstantials***ingsinweldmetaldepositioncosts.Becauseofthehighdepositionrate,thetr***elrateisveryfast,resultinginlowerheatinputwhichisadvantageousinweldingcastir***.焊缝金属分析MnMnCSiNiAl0.23%----CMnCSiNiAl-1.04%---SiMnCSiNiAl--0.71%--NiMnCSiNiAl---45.3%-AlMnCSiNiAl----0.01%熔敷数据安培熔敷率电压V直径送丝速度220-250A0-0kg/h28-30V1.2mm0-0m/min)