The Classifications of EB Tungsten Filament

All EB (electron beam) tungsten filaments are made of tungsten which is also known as wolfram. The EB tungsten filament has a good discharge performance and an excellent anti-sag performance. The two characteristic can ensure that the filament is not deformed during working. The following classifications are the main types of EB tungsten filament.

Classification

Specification

Picture

Mosquito Coil: the shape of the EB tungsten filament is similar to the mosquito coil, therefore, it can be named as Mosquito Coil. And the Mosquito Coil can be divided into the following specifications.

0.55mm

electron gun filaemnt 0.55

0.65mm

electron gun filament 0.65

0.80mm

electron gun filament 0.8

Pull-type: Pull-type is also known as the cavity type of Mosquito Coil.

0.80mm

electron gun filaemnt 0.8

Classification

Specification

Picture

U-shaped: this kind of  EB tungsten filament is similar to the shape of the letter U.

0.80mm

electron gun filaemnt U 0.8.

U-shaped with folding legs: the feet of the EB tungsten filament has a curved.

0.80mm

electron gun filaemnt Uz 0.8.

Half Moon: the shape of this type is the shape of a half moon.

0.80mm

electron gun filaemnt half moon 0.8.

Straight shape

0.80mm

electron gun filaemnt straight 0.8.

 

 

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