ArcaloyMC308Lisacompositemetalcoredstainlesssteelwirewhichhasastainlesssteelsheath.ArcaloyMC308Lisusedforweldingtypes301,302,304,and304L.Thismaybeusedforweldingtypes321and347ifservicetemperaturesdonotexceed500°F(260°C).Itshigherdepositionrateandlesspenetrationcomparedtosolidwiremakesitverysuitableformakingbutt,filletandlapweldsongaugematerial.Higherspeedsarealsopossiblecomparedtosolidwire.Thelowspatterandslag-freeweldsmakethiselectrodeidealforautomaticandroboticwelding.Thepushingtechniquecanbeusedtofurtherminimizethepenetrationandoxidefilmformedonthesurfaceoftheweld.Typicalapplicati***includeautomobilecatalyticconverters,manifolds,mufflers,exhaustsystems.Forweldinginthespraymodeofmetaltransfer,theshieldinggasshouldbeargonwith1%or2%oxygenorcarbondioxide.Pulseweldingcanalsobeusedtofurtherminimizepenetrationinthingaugesteels.ThismetalcoredwirecanalsobeusedinsubmergedarcweldingincombinationwithOKFlux10.93.焊缝金属分析98%Ar/2%CO2AsWelded10FN%熔敷数据安培效率(%)熔敷率电压V直径送丝速度144A99.3%1.9kg/h16V.045in.160in./min245A99.3%3.2kg/h25V.045in.265in./min321A99.4%10lb/h26V.045in.370in./min390A98.5%13lb/h28V.045in.1206cm/min441A99.2%16lb/h30V.045in.1473cm/min212A99.2%3.1kg/h23V1.6mm145in./min285A98.8%10.8lb/h23V1.6mm225in./min332A98.1%13.7lb/h26V1.6mm300in./min420A99.5%18.3lb/h28V1.6mm380in./min500A98.9%10.22kg/h31V1.6mm1168cm/min)