Shandong Jin Ge brand manufacturers to supply iron electrode 1, Z208 graphite type AC-DC spheroidal graphite cast iron castings used in welding. 2, Z308 graphite type AC-DC for pure nickel thin pieces of cast iron welding and machining surfaces, such as the importance of gray cast iron cylinder heads, engine blocks, gear boxes and rails and other tools. 3, Z408 graphite type AC-DC high-strength nickel-iron alloy used for important gray cast iron and ductile iron welding. Such as cylinder, engine blocks, and other gear. 4, Z508 graphite type AC-DC nickel-copper alloys are used in less demanding strength of gray cast iron welding.