Customized 99.95% Pure Tungsten Rod Polished Tungsten Rods Length 10mm to 1000mm
Tungsten is a metallic chemical element classified among the transition metals of the periodic table of elements. It is well known for its strength and durability, which make it extremely useful in a wide range of industrial applications. Some consumers also own products which contain tungsten or were produced with tungsten. The world's major sources of this element are Russia, Austria, China, and Portugal, where it is extracted from minerals such as scheelite and wolframite
Physical Properties of Pure Tungsten:
Atomic weight 183.85
Density 19.3 g/cc
Melting Point 3695 k 3410°C, 6191°F
Boiling Point 5828K, 5900°C, 10031°F
Applications of Pure Tungsten:
Some Common Applications for Tungsten are:
elevision and light bulb filament
Electrodes
Furnace applications
Electronics
Nuclear applications
Aerospace applications
Glass to metal sealing
Electrical Contacts
Supports
Specifications of Pure Tungsten Polished Rods:
Pure Tungsten Feature: High melting point, High-density, high temperature oxidation resistance, long service life, resistance to corrosion...
|
W (> %) |
Chemical Content (< %) |
|||||||||||
|
99.95 |
Fe |
Ca |
P |
Sn |
Al |
Ni |
N |
Sb |
Si |
O |
Pb |
As |
|
0.005 |
0.003 |
0.001 |
0.0001 |
0.002 |
0.003 |
0.003 |
0.001 |
0.003 |
0.003 |
0.0001 |
0.002 |
|
|
Mg |
C |
Bi |
Mo |
- |
- |
- |
- |
- |
- |
- |
- |
|
|
0.002 |
0.005 |
0.0001 |
0.001 |
- |
- |
- |
- |
- |
- |
- |
- |
|
|
Types and specs |
|||
|
types |
Diameter mm |
||
|
|
Min mm |
Max mm |
|
|
Black tungsten rod |
swaged |
2.5 |
11.0 |
|
straighted |
0.8 |
3.0 |
|
|
Polished tungsten rod |
0.8 |
10.0 |
|
|
Diameter tolerance |
||||
|
diameter |
Black tungsten pole |
Ground tungsten pole |
||
|
|
Dia. Tolerance% |
Roundness% |
Dia. tolerance |
roundness |
|
0.40 |
± 2 |
2 |
_ |
_ |
|
0.80 |
± 2 |
2 |
± 0.03 |
0.03 |
|
3.0 |
± 2 |
2 |
± 0.03 |
0.03 |
|
6.5 |
± 2 |
2 |
± 0.03 |
0.03 |
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