Tungsten purity: >99.95%
Tungsten rods for heater, tungsten boat, tungsten nut, tungsten screw rods, tungsten crucibles, tungsten ring, tungsten tubes and various kinds of special liquid- flow hole panel, etc.
Tungsten rods for heater, tungsten boat, tungsten nut, tungsten screw rods, tungsten crucibles, tungsten ring, tungsten tubes and various kinds of special liquid- flow hole panel, etc.
|
Grade
|
The impurity content is not more than %
|
||||||||
|
Fe
|
Ni
|
Al
|
Ca
|
Si
|
Mg
|
C
|
N
|
O
|
|
|
W-1
|
0.010
|
0.005
|
0.002
|
0.002
|
0.01
|
0.002
|
0.01
|
0.003
|
0.008
|