简介:Anintroductionoftheongoingtechnologyofargon-blowingpurgingplugsinChinawaspresentedinthiswork.Gelpowderswereusedasstartingmaterialstoenhancethehightemperaturemechanicalpropertiesofthepurgingplugs.Compositepurgingplugadoptingextrusionformedgas-purgingbarandslithaditssurfacestructuraldesignimproved,whichenhancedtheresistancestothermalshockandmoltensteelpenetration,prolongingtheservicelife.Inaddition,thesafetywasgreatlyimprovedbyupgradingtheframeworkandproductionprocess,enhancingtheresistancetobreakout.Itisindicatedthatthedevelopingtrendistoproducepurgingplugsoflongerservicelifeandbettergaspurgingratewithdifferentstartingmaterialsandstructuredesignstomeettherequirementsofvariousmetallurgicalprocesses.