Appearance : Dark gray metallic powder
Packing : Lined with double plastic bag, outer iron drum, 100kg or 200kg per drum
Physical properties
|
Model
|
***erage size
(BET or FSSS) |
Oxygen content (Oxygen,%)
|
Total carbon
(%) |
Free carbon
(%) |
Ferric content
(Fe,%) |
|
MWC08
|
0.6-0.8μm
|
0.3
|
6.15&plu***n;0.05
|
0.08
|
0.005
|
|
MWC13
|
1.2-1.4μm
|
0.12
|
6.13&plu***n;0.05
|
0.06
|
0.006
|
|
MWC25
|
2.2-2.7μm
|
0.07
|
6.13&plu***n;0.05
|
0.05
|
0.006
|
|
MWC30
|
2.7-3.2μm
|
0.07
|
6.13&plu***n;0.05
|
0.05
|
0.006
|
|
MW***0
|
3.7-4.3μm
|
0.05
|
6.13&plu***n;0.05
|
0.05
|
0.006
|
|
MWC60
|
5.5-6.5μm
|
0.04
|
6.13&plu***n;0.05
|
0.04
|
0.008
|
|
MWC90
|
8.5-9.5μm
|
0.03
|
6.13&plu***n;0.05
|
0.04
|
0.008
|
|
MWC200
|
17.0-23.0μm
|
0.03
|
6.13&plu***n;0.05
|
0.06
|
0.012
|
Component Analysis (%)
|
Main contents W：≥99.8%
|
||||||||
|
Impurities Not more than
|
Al
|
0.001
|
As
|
0.001
|
Bi
|
0.0003
|
Ca
|
0.0015
|
|
Cd
|
0.0001
|
Co
|
0.005
|
Cr
|
0.005
|
Cu
|
0.0005
|
|
|
K
|
0.0015
|
Mg
|
0.001
|
Mn
|
0.001
|
Mo
|
0.003
|
|
|
Na
|
0.0015
|
Ni
|
0.005
|
P
|
0.001
|
Pb
|
0.0003
|
|
|
S
|
0.001
|
Sb
|
0.0005
|
Si
|
0.0015
|
Sn
|
0.0003
|
|
|
Ti
|
0.001
|
V
|
0.001
|
-
|
-
|
-
|
-
|
|