SUS 100# 60 / SUS micro-screen _30 SUS 100# 60 / SUS micro-screen Welded in seam mode. The rod-shaped electrode is applied to the back surface of the work. By shaping the contact surface, it is possible to reduce welding marks and slightly adjust the welding width. Spot Welder: HSW-03A Electrode: PSW-R2 and HSW-EB1