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                貝斯特鉬制品

                Best Molybdenum Products

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                Best Molybdenum Products

                Ammonium Paratungstate(APT)

                Molecular formula 5(NH4)2O.12WO3.5H2O
                Specification
                Class APT-1 APT-2
                Main Content Wo3% ≥88.5 ≥88.5
                Al 0.0005 0.001
                As 0.001 0.002
                Bi 0.0001 0.0001
                Cu 0.001 0.002
                Cd 0.0001 0.0001
                Co 0.001 0.002
                Cr 0.001 0.002
                Cu 0.0005 0.0008
                Fe 0.001 0.003
                Mg 0.0005 0.001
                Mn 0.0005 0.001
                Mo 0.003 0.01
                Na+V1 0.002 0.004
                Ni 0.0007 0.001
                P 0.0007 0.002
                Pb 0.0001 0.0001
                S 0.0007 0.002
                Si 0.001 0.003
                Sb 0.0005 0.001
                Sn 0.0001 0.0001
                Ti 0.001 0.001
                V 0.001 0.001
                Class APT-1 APT-2
                Physical Specification
                Loss on Ignition <150% <11.50%
                Specific Gravity of Packaging 1.8-2.3g/cm3 1.8-2.3g/cm3
                Mean Particle Sizes 25-50n 25-50n
                Particle Size on Sieving -40目(100%) -40目(100%)
                Uses Applied to the manufacture of tungsten trioxide, blue tungsten oxide, tungsten powder, tungsten rods, tungsten filaments,tungsten oxide as well as hard alloy etc.
                Packing Iron drums with 50 kg net capacity.

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