PRODUCTS
Anda Nonferrous Metals
Ammonium Paratungstate (APT)
| Grade |
APT-1
|
APT-2
|
| WO3(%) |
≥88.5
|
≥88.5
|
|
Al
|
0.0005
|
0.001
|
|
As
|
0.001
|
0.002
|
|
Bi
|
0.0001
|
0.0001
|
|
Ca
|
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+K
|
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 |
|
Grade
|
APT-1
|
APT-2
|
|
|
Physical Standard
|
|
|
Loss on ignition
|
<11.50%
|
<11.50%
|
|
Bulk density
|
1.8-2.3g/cm3
|
1.8-2.3g/cm3
|
|
Average size
|
25-50u
|
25-50u
|
|
Sieving size
|
-40mesh(100%)
|
-40mesh(100%)
|
Uses: Used in the production of tungsten trioxide, blue tungsten oxide, tungsten powder, tungsten bar, tungsten rod, tungsten wire, tungsten carbide, cemented carbide, etc.
Packing: 25kg Cardboard barrel or plastic woven bag .
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