Appearance:DarkgraymetallicpowderPacking:Linedwithdoubleplasticbag,outerirondrum,100kgor200kgperdrumPhysicalpropertiesModel***eragesize(BETorFSSS)Oxygencontent(Oxygen,%)Totalcarbon(%)Freecarbon(%)Ferriccontent(Fe,%)MWC080.6-0.8μm0.36.15&plu***n;0.050.080.005MWC131.2-1.4μm0.126.13&plu***n;0.050.060.006MWC252.2-2.7μm0.076.13&plu***n;0.050.050.006MWC302.7-3.2μm0.076.13&plu***n;0.050.050.006MW***03.7-4.3μm0.056.13&plu***n;0.050.050.006MWC605.5-6.5μm0.046.13&plu***n;0.050.040.008MWC908.5-9.5μm0.036.13&plu***n;0.050.040.008MWC20017.0-23.0μm0.036.13&plu***n;0.050.060.012ComponentAnalysis(%)MaincontentsW：≥99.8%ImpuritiesNotmorethanAl0.001As0.001Bi0.0003Ca0.0015Cd0.0001Co0.005Cr0.005Cu0.0005K0.0015Mg0.001Mn0.001Mo0.003Na0.0015Ni0.005P0.001Pb0.0003S0.001Sb0.0005Si0.0015Sn0.0003Ti0.001V0.001----)