TurboTorch SF-1 Silverflow Brazing Alloy, 1lb. Package (0386-0421)TurboTorch, a brand of Victor Equipment Company, markets the most comprehensive line of air-fuel products and accessories of any manufacturer. TurboTorch "Swirl-Tip" and "Sof-Flame" torches and tips are the tools of choice for plumbing, heating and AC trade professionals worldwide.TurboTorch SF-1 Silverflow Brazing Alloy, 1lb. Package (0386-0421) Features: Chemical Composition: 0% Silver, 7.1% Phosphorus Balance Copper, Specifications: AWS A5.8, BCuP-2, QQB-650B. Temperatures: Liquids: 1500;F / 816;C Solids: 1350;F / 732;C