Appearance: Divided forging tungsten pole and polished tungsten pole; forging tungsten pole surface is allowed to have oxidize film and slight forging hammer mark; polished tungsten pole surface presents metallic luster and has no oxidized phenomenon notably; The two surfaces have no defects, such as divided layer, crackle, burr and vertical crackle, etc.
We can supply black poles, machined poles, grinded poles as customers’ requirement. It also can be manufactured as user’s drawing.
Specification:(Φ3-Φ30)×L(mm). It can be manufactured according to customers’ requirement.
Main application: mainly used for electric vacuum components and electric light source parts, high temperature heat parts, high temperature components, electric contact, etc.