... Information:1) Tungsten Electrodes Density: >19.1g/cm32) Type: We supply thoriated tungsten electrodes, pure tungsten,cerium tungsten, ... Product Condition: Black,Annealed,Ground and Polished5) Applications: TIG welding and plasma welding, cutting, spray-coating and smelting6) Product Quality Certificate ... . The Product Quality Certificate And Relevant Pictures TIG Welding Tungsten Electrodes