Baoji Refractory Metal Developer Co.,Ltd is one of the leading China tungsten wire manufacturers and suppliers, and as a professional company we have productive factory, welcome to wholesale tungsten wire products from us.
² Chemical Composition:
Tungsten content |
The sum of other elements |
Content of each element |
≥99.95% |
≤0.05% |
≤0.01% |
² Specification：Φ0.015~Φ3.20mm
² Range of use:
Description |
Used |
Show |
|
Tungsten wire
|
For producing filaments, heat wires, grids,springs and aluminizing heat coil and etc. Within electric light source parts and electronic appliance components etc. |
|
|
White tungsten wire
|
Used in electric vacuum vocation,electron tube of electric lamp-house vocation,car lamp series.halogen lamp,special lamp |
|
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Tungsten heater wire
|
Used for electric vacuum part, colorful or black and white kinescope,Aluminum spraying, plastic spraying. |
|
² Tolerance：
|
Diameter（mm） |
Mg/200mm wire （mg） |
Mg/200mm wire Tolerance（%） |
Diameter Tolerance（%） |
|||
0 |
Ⅰ |
Ⅱ |
Ⅰ |
Ⅱ |
||
0.015≤d≤0.018 |
0.44~0.98 |
— |
±3.0 |
±4.0 |
— |
— |
0.018＜d≤0.040 |
＞0.98~4.85 |
±2.0 |
±2.5 |
±3.0 |
||
0.040＜d≤0.080 |
＞4.85~19.39 |
±1.5 |
±2.0 |
±2.5 |
||
0.080＜d≤0.300 |
＞19.39~272.71 |
±1.0 |
±1.5 |
±2.0 |
||
0.300＜d≤0.350 |
＞272.71~371.19 |
— |
±1.0 |
±1.5 |
||
0.350＜d≤0.500 |
— |
— |
— |
±1.5 |
±2.0 |
|
0.500＜d≤1.800 |
±1.0 |
±1.5 |
||||
Note:Special demands on tolerance available. | ||||||