Details
Works with gold, brass, silver, copper, aluminum, and more! The ceramic silica crucible can withstand temperatures up to 2500°F (1371°C). This kit also includes a 4 ounce package of anhydrous borax casting flux, a 5/16" in diameter x 12" long graphite stir rod, plus a pair of small whip tongs that will securely hold your crucible while you pour and cast your molten metals.