SOLAR Flux® Type B Powder Welding FluxSOLAR FLUX Type B Powder Welding Flux A specialised powder flux designed for welding stainless and alloy steels when back purging isnt practical. Solar Flux Type B protects the backside of the weld from oxidation, improves weld quality, and helps create smooth, clean joints. Key Features Powder flux that mixes with alcohol and brushes onto the joint Prevents oxidation on the back of the weld Helps filler metal flow smoothly and evenly Reduces need for