Tungsten Oxide Content
The content of elements of blue tungsten oxide(BTO) supplied by Chinatungsten Online as following:
Grade |
A |
|
WO2.8-2.97 Content (%min) |
99.95 |
|
Impurities |
Element |
Max |
Al |
0.0005 |
|
As |
0.0010 |
|
Bi |
0.0001 |
|
Ca |
0.0010 |
|
Cd |
0.0001 |
|
Cr |
0.0010 |
|
Co |
0.0010 |
|
Cu |
0.0003 |
|
Fe |
0.0010 |
|
K |
0.0010 |
|
Mg |
0.0007 |
|
Mn |
0.0010 |
|
Mo |
0.0020 |
|
Na |
0.0010 |
|
Ni |
0.0007 |
|
P |
0.0007 |
|
Pb |
0.0001 |
|
S |
0.0007 |
|
Sb |
0.0005 |
|
Si |
0.0010 |
|
Sn |
0.0002 |
|
Ti |
0.0010 |
|
V |
0.0010 |
|
Density |
2.4-2.8g/cm3 |
|
F.S.S.S. |
12-19μm |
|
The concent of elements of yellow tungsten oxide(YTO) supplied by Chinatungsten Online as following:
Grade |
A1 |
A2 |
|
WO3 Content(%min) |
99.95 |
99.9 |
|
Impurities |
Element |
Max |
Max |
Al |
0.0005 |
0.0010 |
|
As |
0.0010 |
0.0150 |
|
Bi |
0.0001 |
0.0010 |
|
Ca |
0.0010 |
0.0060 |
|
Cd |
0.0010 |
0.0010 |
|
Cr |
0.0010 |
0.0010 |
|
Co |
0.0010 |
0.0010 |
|
Cu |
0.0003 |
0.0010 |
|
Fe |
0.0010 |
0.0040 |
|
K |
0.0010 |
0.0010 |
|
Mg |
0.0007 |
0.0010 |
|
Mn |
0.0010 |
0.0010 |
|
Mo |
0.0020 |
0.1000 |
|
Na |
0.0010 |
0.0050 |
|
Ni |
0.0007 |
0.0010 |
|
P |
0.0007 |
0.0050 |
|
Pb |
0.0001 |
0.0010 |
|
S |
0.0007 |
0.0050 |
|
Sb |
0.0005 |
0.0010 |
|
Si |
0.0010 |
0.0060 |
|
Sn |
0.0002 |
0.0010 |
|
Ti |
0.0010 |
0.0010 |
|
V |
0.0010 |
0.0010 |
|
Density |
2.4-3.0g/ cm3 |
0.6-1.0g/cm3 |
|
F.S.S.S. |
12-20μm |
0.6-1.8μm |
|
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