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Item #:
140905275
5 Lbs Pound 80 Oz Boric Deoxidizing Casting Flux for Melting Assaying Refining Gold Silver Copper Separating Impurities
Item #:
140905275
ETB 7015
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A high-grade, super-fine flux that keeps your metals cleaner during melts and pours.
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What Stands Out
High Efficiency
This boric deoxidizing casting flux melts impurities effectively, enhancing purity in gold, silver, and copper refining, ensuring optimal results compared to standard fluxes.
Large Quantity
Offered in a 5 lbs (80 oz) package, it provides ample supply for multiple casting processes, making it a cost-effective choice for both hobbyists and professionals.
Versatile Use
Ideal for melting and assaying various metals, this flux is designed to meet diverse needs, making it a valuable addition to any metalworking toolkit.
Product Details
| Product Dimensions (L x W x H) | 4 x 6 x 2 inches (10.2 x 15.2 x 5.1 cm) |
| Item model number | 5-LB-BORIC-ACID |
| Item Weight | 5 pounds (2.27 kg) |
| Manufacturer | PMC Supplies LLC |
| Date First Available | November 5, 2011 |
Who Should Buy?
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Jewelry Makers
Ideal for jewelers needing effective flux for melting and refining gold and silver during their crafting processes.
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Metal Refiners
Great for professionals involved in refining metals, helping to separate impurities and enhance metal purity.
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Hobbyist Metalworkers
Perfect for DIY enthusiasts and hobbyists engaged in metal melting and casting projects at home.
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Culinary Uses
Not suitable for food-related applications; it's strictly a metallurgical product and should not be ingested.
Product Description
5 Lbs Pound 80 Oz Boric Deoxidizing Casting Flux for Melting Assaying Refining Gold Silver Copper Separating Impurities
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Customer Questions & Answers
-
Question:
What metals can I use this flux with?
Answer: This flux works with gold, silver, copper, iron, sterling silver, tin, nickel, and their alloys. -
Question:
Is this product safe for soldering?
Answer: Yes, it works effectively as an antioxidant during soldering. -
Question:
Where is this product made?
Answer: This flux is proudly made in the U.S.A.
PMC Supplies LLC Casting Tools 5-LB-BORIC-ACID Editorial Review
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Pros
- Effective impurity removal
- Versatile for multiple metals
- High-quality formulation
- Easy to use
- Great for refining processes
Cons
- Can create some residue after use.
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9 September 2026 · via Trustpilot
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8 September 2026 · via Trustpilot
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ETB 7015
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Features & Benefits
- High-grade super-fine flux for cleaner metal melts and pours.
- Ideal for melting, casting, and refining various metals.
- Suitable for gold, silver, copper, iron, tin, nickel, and alloys.
- Acts as an antioxidant during soldering processes.
- Proudly made in the U.S.A.
- Enhances the quality of your metal castings.
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