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Anhydrous Borax is used to season your crucible and for many other things including Gold Recovery from Black sands
This is for 4 oz of famous Chapman Refining Flux
Jim Butler
Great for coin collectors and treasure hunters
- 1pc Mounted Rubber Sanding Disc Mandrel
High Density Graphite KitKat Mold 1/2oz Gold Bar Silver 6-Cavities Scrap Multi scoop Anhydrous Borax is used toEach Cavities size is 29 32" X 5 16" X 1 4" Deep Machined graphite ingot with the slight wall taper for better metal removal. This Mold is great for making several bars at the same time. The weight of each bar depends on what metal your working with and how full you fill each cavity. Full to the top will give you a apx 1 2 Troy ounce Gold Bar in each of all 6 cavities. Silver is not as heavy as Gold and pours about 1 4 oz in each cavity when poured to
