View Single Post
Old 2019-09-14, 10:17am
stafford.glassworks stafford.glassworks is offline
Junior Member
Join Date: Jun 29, 2019
Location: New Mexico
Posts: 19
Default National 8m PSI with SM-21 Tip

Hi I have question for anyone who has used the national 8m with surface mix 21 tip for boro, what psi should you run the oxy and propane at? I couldn't find recommendations anywhere on their site. TY!
Reply With Quote