Tungsten Powder:
◆ Grade: 1.FW-1: W≥99.95%
2.FW-2: W≥99.9%
|
◆ Impurities： |
◆ Specifications： |
|
Grade |
FW-1 |
FW-2 |
|
Impurities
(%max） |
Fe |
0.0050 |
0.0300 |
|
Si |
0.0020 |
0.0050 |
|
Ca |
0.0020 |
0.0040 |
|
Al |
0.0010 |
0.0040 |
|
Mn |
0.0010 |
0.0020 |
|
Mg |
0.0010 |
0.0040 |
|
Ni |
0.0030 |
0.0040 |
|
Sb |
0.0010 |
0.0010 |
|
Cr |
0.0010 |
0.0040 |
|
As |
0.0010 |
0.0020 |
|
Pb |
0.0001 |
0.0005 |
|
Bi |
0.0001 |
0.0005 |
|
Sn |
0.0003 |
0.0005 |
|
Cu |
0.0007 |
0.0010 |
|
Mo |
0.0050 |
0.0100 |
|
K |
0.0015 |
0.0015 |
|
Na |
0.0015 |
0.0015 |
|
S |
0.0010 |
0.0020 |
|
P |
0.0010 |
0.0040 |
|
C |
0.0050 |
0.0100 | |
|
Type |
Fsss
(um) |
Scott
Density
(g/cm3) |
Oxygen
content
（%） |
|
06 |
0.6-0.8 |
1.4-2.2 |
0.5 |
|
08 |
0.81-1.0 |
1.7-2.5 |
0.4 |
|
10 |
1.01-1.5 |
2.0-2.8 |
0.3 |
|
15 |
1.51-2.0 |
2.2-3.0 |
0.3 |
|
20 |
2.01-3.0 |
2.6-3.5 |
0.25 |
|
30 |
3.01-4.0 |
3.2-4.2 |
0.25 |
|
40 |
4.01-5.5 |
3.8-4.8 |
0.25 |
|
55 |
5.51-7.0 |
4.0-5.2 |
0.2 |
|
70 |
7.01-15.0 |
4.2-5.5 |
0.2 |
|
150 |
>15.0 |
4.5-6.5 |
0.1 | |
Packing: In iron drums with inside plastic bags of 100kg or 200kg net each.
Application:
FW-1 used for tungsten carbide powder, large tungsten slab or other tungsten products;
FW-2 used for tungsten contact alloys, high-density shielding materials.
Remarks：Any special requirement to the products can be discussed.
