Archive for: 13 October 2023

Condensation Kills Resistance Welders: Case Study Condensation on a cold glass of Coke is a good thing, but internal condensation caused by cooling your resistance welder with water chilled to a temperature below the prevailing Dew Point can cause serious damage to the welder’s transformer and control. Case History...

What is Expulsion in Resistance Spot Welding? In a resistance weld, expulsion is the forceful ejection of molten metal from the weld. Expulsion can occur at the tip to workpiece interface or at any faying surface. Expulsion is caused by the lack of containment of the expanding molten material...