What You Should Know About MIG GUN LINERS: SELECTION, INSTALLATION AND TROUBLESHOOTING

摘要

MIG gun liners serve a distinct and important purpose in the welding process: guiding the welding wire from the wire feeder, through the gun cable and up to the contact tip where the arc initiates. And while that task may seem simple, there are a number of problems that can interfere with a liner's ability to work properly. In many cases, such problems can lead to quality issues, unnecessary downtime and greater costs. Proper liner selection and installation are critical to minimize such issues, as is effective troubleshooting.