When mixed with water, the Borax powder creates a solution that acts as a flux when soldering and prevents oxidation, working especially well with sliver. Additionally, apply the same solution on the inside of a crucible to help extend its life.
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Borax Cones are used to control oxidation on metal surfaces and to enhance solder flow. Typically used for soldering silver.
BORAX CONES
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U.S. Borax Resources
2 Boxes Boric Acid Powder, Jewelry Tool Jewelry Welding Tool, For
YUEAON 300pcs bulk lots charms for jewelry making
Products – A to Z Jewelry Tools & Supplies
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YUEAON 300pcs bulk lots charms for jewelry making
AZsupplies
Products – A to Z Jewelry Tools & Supplies