10 Oz Anhydrous Borax Deoxidizing Casting Coorse Powder Flux for

Borax flux will keep your metals clean during melting and pouring. Borax can also be used in preparing metals for refining

55 lbs Bag - Assay Borax Anhydrous [17100-55] - $61.38 : Legend

55 lbs - Borax Anhydrous - (Sodium Tetraborate Anhydrous), For use as an assaying flux (or flux thinner) for melting or smelting gold and other

55 lbs Bag - Assay Borax Anhydrous

Borax - All Natural Sodium Borate 10 Mol Mineral Powder, 1 lb

Borax Anhydrous – US Pigment Corporation

Borax based Deoxidizing Casting Powder Flux (250g) – Black Dragon

2 Lbs 32 Oz Anhydrous Borax Granular Graphite Crucible

GetUSCart- 1 Oz Anhydrous Borax Granular Graphite Crucible Powder

Borax Flux - Santa Fe Jewelers Supply : Santa Fe Jewelers Supply

Anhydrous Borax for Melting and Refining Gold, Silver, Copper

Borax Anhydrous – US Pigment Corporation

8 Oz Anhydrous Borax Granular Graphite Crucible Powder

8 Oz Anhydrous Borax Granular Graphite Crucible Powder