... used in lighting (such as used as mandrel, support wire, lead-in wire, etc 1. Grade: Mo1,Mo2,TZM,MOLa,WMo2. Purity ... .33 – 256.2±3.0----400wire is widely used in lighting ... as used as mandrel, support wire, lead-in wire, etc.), heating components, heating material in furnace, wire-cutting, spraying wire, glass to metal seals ...