This deoxidizing flux keeps metal clean during melting (Gold, silver, etc.) and pouring. Can also be used for preparing melts for assaying. Specially
Aluminum Brazing Flux Low Temperature Welding Powder Weld
Assay Borax Decahydrate- 10 lbs. [17102-10] - $18.60 : Legend Inc
Borax (sodium tetraborate)
The Lincoln Electric 600 Powder Flux is a general purpose brazing flux. Use with low fuming bronze and nickel silver brazing alloys, steel, cast iron, copper-base alloys. It is applied to the rod by preheating the rod end and dipping the rod into flux.
Lincoln Electric 600FX01 3.375 in. 1 lb. Powder Flux
BORAX FLUX POWDER
BORAX FLUX POWDER
Borax Flux
40+ Practical Ways to Use Borax
30g/bag borax powder anhydrous metal casting
Borax Flux
Pre-Mix 5lb Chapman Flux & Thinner Combo-Refine Gold-Silver
4oz Hank Chapman Recipe Flux & 4oz Anhydrous Borax Gold-Silver