Blue Tungsten Oxide

We are a leading organization for manufacturing, trading, exporting and supplying Blue Tungsten Oxide in Chengdu, Sichuan, China. Blue Tungsten Oxide (WO2.90), Dark blue or bluish black crystallized powder, molecular formula W20O58 or WO2.90, apparent density 2.2-2.9g/cm3, is raw material for hydrogenolysis tungsten powder nad tungsten carbide.

Product Specification/Models
Blue Tungsten Oxide(WO3)
Purity 99.90%, 99.95%, 99.98%
W20O58 70%min
Impurities PCT Max Each
Grade TBO-0
Purity 99.98%
Mo 0.02, As/Ca/Co/Cr/Fe/K/Na/Si/V 0.001, Cu 0.0003
Al/Mg/Mn/Ni/P/S 0.0005, Bi/Pb/Sn/Ti 0.0001
Grade TBO-1
Purity 99.95%
Al/As/Ca/Co/Cr/Fe/Mg/Mn/Sb/Si/Ti/ P/S/V 0.001
K/Na, 0.0015, Bi 0.0001, Cu/Sn 0.0005, Ni 0.0007
Grade TBO-2
Purity 99.90%
Al/Cr/Cu/Mn/S 0.001, As/Co/Mg/Mo/Sb/Ti/K/V 0.002
Ca/Fe/Na/Si 0.003, Bi/Pb/Sn 0.0005
Ignition Loss 0.20% max
Size 250um(-60mesh)
Application
used for production doped tungsten powder, tungsten bar, rod, wire and w-base high density alloy.