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Tungsten Wire

Tungsten Wire

High temperature resistance, high pressure resistance, good toughness, bright surface

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Tungsten Wire

 

Product performance

  1. 0.2mm tungsten wire:

 

High temperature resistance, high pressure resistance, good toughness, bright surface

 

  1. 0.25 straightened tungsten wire:

 

1) Strongly corrosive;

 

2) High temperature resistance

 

3) Long service life

 

 

WB001 has good winding performance and does not sag. It is suitable for ordinary incandescent lamps, double-helix or triple-helix fluorescent lamps, holiday lights, bracket wires, etc.

 

WB150 has good high temperature resistance and excellent processing performance. It is suitable for halogen lamps, spiral incandescent lamps, etc.

 

WB584 has high recrystallization temperature and good high-temperature sag resistance. It is suitable for special lamps such as shock-resistant filaments and high color temperature filaments.

 

Product parameters

chemical composition
Impurity element content
Trademark Tungsten content total content Content of each element
WAL1, WAL2 ≥99.95% ≤0.05% ≤0.01%
W1 ≥99.95% ≤0.05% ≤0.01%
W2 ≥99.92% ≤0.08% ≤0.01%
Note: Potassium is not included as an impurity content

 

 

 

 

 

 

 

Tungsten wire diameter and allowable tolerance
Weight (mg/200mm) Tolerance (%) Diameter tolerance (%)
Diameter (microns) Width (mg/200mm) Level 0 Grade 1 Level 2 Level 0 Grade 1 Level 2
5≤d≤12 0.075~0.44 ±4 ±5
12 >0.44~0.98 ±3 ±4
18 >0.98~4.85 ±2 ±2.5 ±3
40 >4.85~19.39 ±1.5 ±2.0 ±2.5
80 >19.39~272.71 ±1.0 ±1.5 ±2.0
300 >272.71~371.79 ±1.0 ±1.5
350 ±1.5 ±2.0 ±2.5±1.0
500 ±1.0 ±1.5 ±2.0

 

 

use:

 

  1. Manufacturing electric light sources and electric vacuum parts;

  1. Used as high-temperature heating element and high-temperature structural parts;

  1. Used to make tungsten spirals for vacuum evaporation;

Appearance:

The surface of the tungsten wire is coated with graphite emulsion, which is relatively uniform black. When the graphite emulsion is removed, it becomes metallic luster.

 

ZhenAn-ZhenAn Produces And Sells Metallurgical Materials

  • 1. Years of production and service experience
  • 2. Rich varieties and complete functions
  • 3. Factory inspection at all levels
  • 4. Exquisite technology and proficient craftsmanship
  • 5. Well-equipped and strong production force

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