high cost effective ground pure tungsten
Tungsten Electrode Guidebook Diamond Ground ProductsPure Tungsten EWP Electrode Classification Green Stripe Pure tungsten electrodes EWP contain a minimum of 995 percent tungsten, with no intentional alloying elements Pure tungsten has a very high work function, and thus it is more difficult to start and produce a stable arc than other materialsTungsten Inert Gas TIG Welding Guide





































