Baoji Shengyuan Metal Material Co.,Ltd is one of the leading China tungsten filament manufacturers and suppliers, equipped with a professional factory and company, welcome to wholesale quality tungsten filament products from us.
straight tungsten wire:Dia:Dia.1- Dia.2 Size:1-2mm
tungsten wire in roll:Dia:Dia.0.1- Dia.3
Tungsten Wire Applications
Tungsten wire are used to make filaments of incandescent lamps, fluorescent lamps, and halogen lamps, electrodes of HID lamps, heating components, vacuum metalizing coils, and TIG welding electrodes.
Product Specifications
Name |
Type |
Doped element content |
W% |
Diameter |
Usage |
Tungsten wire |
W1 |
≥99.95 |
Φ0.40~1.80 |
For high temperature and shaking resistive lamp,Double-spiral lamp wire ,fluorescence lamp,nomal lamp filament. |
|
WAl1 |
≥99.95 |
Φ0.012~1.80 |
|||
WAl2 |
≥99.95 |
Φ0.012~1.80 |
|||
Cleaned Tungsten wire |
WAl1 |
≥99.95 |
Produce according to the demands of customer
|
Used in electric vacuum and electric light source,electron tube ,car lamp series,halogen lamp,special lamp. |
|
WAl2 |
≥99.95 |
Sizes and Tolerances
Diameter (μm) |
Weight (mg/200mm) |
200mm Weight Tolerance (%) |
Diameter Tolerance (%) |
|||
Grade 0 |
Grade Ⅰ |
Grade Ⅱ |
Grade Ⅰ |
Grade Ⅱ |
||
8 |
0.19 |
±3.0 |
±4.0 |
±5.0 |
— |
|
14 |
0.59 |
±2.5 |
±3.0 |
±4.0 |
— |
|
18 |
0.98 |
±2.0 |
±2.5 |
±3.0 |
— |
|
40 |
4.85 |
±1.5 |
±2.0 |
±2.5 |
— |
|