Borax Powder - 5 lbs.

sku: 8110701

Specially prepared for making flux for jewelry soldering. Dissolves easily to make a paste. Inhibits the formation of oxides on metal surfaces and allows solder to flow more easily. Used to coat melting crucibles, borax will help to prolong the life...

Borax Powder - 50 lb.

sku: 8110702

Specially prepared for making flux for jewelry soldering. Dissolves easily to make a paste. Inhibits the formation of oxides on metal surfaces and allows solder to flow more easily. Used to coat melting crucibles, borax will help to prolong the life...

Borax Powder - 8 oz.

sku: 8110700

Specially prepared for making flux for jewelry soldering. Dissolves easily to make a paste. Inhibits the formation of oxides on metal surfaces and allows solder to flow more easily. Used to coat melting crucibles, borax will help to prolong the life...

Boric Acid Powder - 1 lb.

sku: 8304569

Technical grade. Dissolve in Denatured Alcohol in our Glass Alcohol Cup to make soldering flux. Available in 1 lb., 5 lb., and 25 lb. bags.

Boric Acid Powder - 25 lbs.

sku: 8304572

Technical grade. Dissolve in Denatured Alcohol in our Glass Alcohol Cup to make soldering flux. Available in 1 lb., 5 lb., and 25 lb. bags.

Boric Acid Powder - 5 lbs.

sku: 8304570

Technical grade. Dissolve in Denatured Alcohol in our Glass Alcohol Cup to make soldering flux. Available in 1 lb., 5 lb., and 25 lb. bags.

Magic Boric Acid Powder - 16 oz.

sku: 8304575

High-grade, superfine boric acid powder. Can be used as high-grade flux and deoxidizing agent. Dissolve with denatured alcohol in our Glass Cups (830-2320) to make soldering flux. 16 oz. container.