金属钨粉 TUNGSTEN POWDER
◇
产品牌号：Fw-1、Fw-2
Grade：Fw-1、Fw-2
◇ 外观:深灰色粉未.
Appearance: Dark grey powder.
◇ 产品主含量：Fw-1 W≥99.95%(按差减法计算）
Fw-2 W≥99.95%(按差减法计算）
Main Component Content：
Fw-1 W≥99.95%
(Calculated By the subtractive method)
Fw-1 W≥99.95%
(Calculated By the subtractive method)
◇ 产品规格 Specifications
|
型号Type
|
平均粒度Fsss,μm
|
氧含量，％，不大于
Oxygen content,%max |
|
07
|
0.6～0.8
|
0.5
|
|
09
|
0.81～1.0
|
0.4
|
|
10
|
1.01～1.5
|
0.3
|
|
15
|
1.51～2.0
|
0.3
|
|
20
|
2.01～3.0
|
0.25
|
|
30
|
3.01～4.0
|
0.25
|
|
40
|
4.01～5.5
|
0.25
|
|
55
|
5.51～7.0
|
0.20
|
|
70
|
7.01～15
|
0.20
|
|
150
|
15.1～25
|
0.10
|
|
250
|
25.1～40
|
0.10
|
◇ 产品杂质含量 Impurity Content
|
牌号 Grade
|
FW-1
|
FW-2
|
|
|
杂质含量，
％，不大于 Impurity content, % max |
Pb
|
0.0001
|
0.0001
|
|
Bi
|
0.0001
|
0.0001
|
|
|
Sn
|
0.0003
|
0.001
|
|
|
Sb
|
0.0005
|
0.001
|
|
|
As
|
0.002
|
0.002
|
|
|
Mn
|
0.001
|
0.001
|
|
|
Mo
|
0.005
|
0.010
|
|
|
Fe
|
0.005
|
0.030
|
|
|
Al
|
0.005
|
0.002
|
|
|
Ni
|
0.001
|
0.004
|
|
|
Mg
|
0.002
|
0.002
|
|
|
Cu
|
0.001
|
0.001
|
|
|
Ca
|
0.0007
|
0.004
|
|
|
Si
|
0.002
|
0.005
|
|
|
Na
|
0.002
|
0.003
|
|
|
K
|
0.002
|
0.002
|
|
|
P
|
0.001
|
0.003
|
|
|
C
|
0.005
|
0.010
|
|