Silicone purge dam discs for pipe welding, designed for DIY fabrication and full customization with your own logo. https://youtube.com/watch?v=YWhigBbqhsE%3Fsi%3DP3WQl_HwbTM7j9T4 A new of large-diameter purge dam equipment from Ø100+ for professional in purging root welding applications. If you are new to this project, start reading here — with us, you can produce your own pre-form purge...
