1) tungsten bars can be used for electrode, contact, etc.
2) appearance: strip
3) lenghth: 500
There are two kinds of tungsten bars in our company. W2 is applied for electrode, contact,etc. W4 is used for alloy additive. The tungsten bar can be so rich in tungsten.
1) Type & Application:
Type | Application | |
WB | WB91 | Applied for high temperature-resistance tungsten wire |
WB61 | Tungsten wire for making GLS filament. | |
WB31 | Tungsten wire for making tungsten heater element, electrode, lead-in wire, etc. | |
W | W2 | Electrode, contact, etc. |
W4 | Alloy additive | |
2) Chemical composition (%):
Type | W | Fe | Other elements |
WB | ≥99.95 | ≤0.002 | <0.05 |
W2 | ≥99.95 | ≤0.002 | ≤0.05 |
W4 | ≥99.90 | ≤0.005 | ≤0.1 |
Products conform to HFQI-33 technical standard.
