Tungsten Metal Powder
-
Type
Carbon
-
TYPE
AVG. PARTICLE SIZE FSSS (microns)
APPARENT DENSITY(g/in3)
STANDARD SCREENIN
C3
0.60-0.99
20 - 40
-100 Mes
TYPE
-
AVG. PARTICLE SIZE FSSS (microns)
APPARENT DENSITY(g/in3)
-
STANDARD SCREENIN
C3
-
0.60-0.99
20 - 40
-
-100 Mesh
C5
-
1.00-1.39
25 - 50
-
-100 Mesh
C6
-
1.40-1.99
30 - 60
-
-100 Mesh
C8
-
2.00-3.99
35 - 70
-
-200 Mesh
C10
-
4.00-5.99
40 - 80
-
-200 Mesh
C20
-
6.00-9.99
50 - 90
-
-200 Mesh
METALLIC IMPURITIES (WT%)
Element
Max
Typical
Element
Max
Typical
Al
0.003
-
METALLIC IMPURITIES (WT%)
Element
-
Max
Typical
-
Element
Max
-
Typical
Al
-
0.003
<0.001
-
Mo
0.010
-
0.002
Co
-
0.002
<0.001
-
Na
0.003
-
<0.001
Cr
-
0.005
0.001
-
Ni
0.005
-
0.002
Cu
-
Si
0.001
-
<0.001
Fe
-
Sn
0.001
-
<0.001
NON-METALLIC IMPURITIES (WT%)
-
Oxygen (Loss on Reduction)
C3
-
<0.010
<0.350
-
C5
<0.008
-
<0.200
C6
-
<0.005
<0.120
-
C8
<0.004
-
<0.080
C10
-
<0.004
<0.070
-
C20
<0.004
The high quality and high purity fine tungsten powders produced at JDPM are typically greater than 99.95% tungsten purity with average particle sizes up to 10 microns. These powders are used in powder metallurgy applications such as electrical contacts, heavy metal alloys, electronic heat sinks, .