PMC Supplies carries many individual components for making your own casting flux, as well as ready to use pre-mixed flux recipes. Flux can be used for seasoning crucibles, keeping materials liquefied for easier pouring,and for removing impurities when refining your metals. Some of our individual flux components include: Anhydrous Borax, Boric Acid, Assay Dense Soda Ash, Assay Silica, Fluorspar, Potassium Carbonate, Manganese Dioxide and more. We also have pre-mixed Standard Refining Flux, Hank Chapman Flux, Flux Thinner, and many more special recipes for all of your melting applications.
A full selection of individual components for mixing your own flux recipes. We offer small and large bulk quantities of each ingredient. Use these ingredients to create a unique flux recipe of your own for refining your metals.
A full line of pre-mixed fluxes ready to use for fire assaying and refining precious metals. Our pre-mixed flux recipes are pre-measured and ready to be used! Simply add them to your melt to draw out impurities and refine your metals.