good quality tungsten heating coil

Detailed Product Description

Tungsten heating coil is mainly used as filament,cathode for emitting tube,high temperature electrodes,Tungsten wire in twisted,folded-heater for electronic tube,grid,gridsiderodelectron tube. 

These kinds of filaments are applied for vacuum coating and optical coating.
tungsten filaments are made of selected high-quality material of tungsten, with the properties of excellent electrical conductivity, excellent thermal conductivity, finely processed.
Diameter :Φ0.55-2.0
Number of strands : 1-10
Note :  shape and dimensin :according to customer`s drawing or sample.

 

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