4 Oz Boric Acid Deoxidizing Casting Powder Flux for Melting Precious Metals

★★★★★ 4.9 142 reviews

US$26.50
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US$26.50
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Free shipping Free 30-day returns

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Management number 203954627 Release Date 2025/11/05 List Price US$26.50 Model Number 203954627
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Boric Acid Deoxidizing Casting Powder Flux for Melting Precious Metals

Introducing Boric Acid Deoxidizing Casting Powder Flux—a high-grade, super-fine flux designed to keep metals cleaner during melts and pours. This 4 Oz formulation delivers consistent results for melting, casting, and refining precious metals with ease.

Use this flux to protect your work from oxidation, streamline soldering, and improve surface cleanliness across a range of metals, including gold, silver, copper, iron, tin, nickel, sterling silver, and their alloys. Proudly made in the U.S.A., this flux is trusted by metalworkers for reliable performance in professional shops and hobby setups alike.

  • High-grade, super-fine powder for smooth dispersion and even coverage
  • Keeps metals cleaner during melts and pours, reducing oxidation
  • Versatile across processes suitable for melting, casting, refining, and soldering
  • Broad metal compatibility works with gold, silver, copper, nickel, tin, iron, and alloys
  • Made in the U.S.A. quality you can trust

Elevate your metalworking results—add this 4 Oz Boric Acid Deoxidizing Casting Powder Flux to your toolkit today. Ready to elevate your next project? Add this flux to your toolkit today.


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4.9 out of 5
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142 ratings | 58 reviews
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