Features & Benefits
- Registered trademark protected by US Trademark Law
- Used to keep metal deoxidized during melting
- Simple instructions for preparing and using the product
- Comes in a convenient 1/2 LBS size
0 ratings
Item #:
49045404
Rosenthal Collection Borax Flux 5 MOL 1 LB Casting Flux for Jewelry Soldering, Melting Silver, Gold, Sterling
88% of respondents would recommend this to a friend
Item #:
49045404
SCR 311
Price Details
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What Stands Out
High Purity
This borax flux offers 5 MOL purity, ensuring optimal melting and refining of gold and silver, making it ideal for jewelers and metalworkers seeking quality materials for casting and glazing.
Easy to Use
Granular form allows for simple measurement and application, streamlining the soldering and casting process, which is essential for both novice and experienced jewelers to achieve effective results.
Versatile Application
Perfectly suited for multiple uses including glazing, soldering, and metal casting. Its versatility addresses various user needs, making it a valuable asset in any jewelry-making toolkit.
Product Details
- CLEAN METAL MELTING, NO HASSLE — Professional-grade flux that promotes smooth flow, reduces oxidation, and protects your metals during every melt
- OPTIMIZED FOR GOLD, SILVER, STERLING — Formulated for jewelers working with precious metals who demand clarity and clean burn-off
- RESEALABLE BAG, PRO STUDIO SIZE — Perfect for high-volume jewelers who need reliability without frequent reorders
- REDUCES OXIDATION, PRESERVES VALUE — Maintains metal purity and finish, saving you costly rework and time
- TRUSTED SINCE 1926 BY MASTER JEWELERS — From the Miami bench to global shops, Rosenthal delivers pro-grade casting support
Product Technical Details
| Manufacturer | RJS |
| Part Number | 1 |
| Item Weight | 15.2 ounces |
| Package Dimensions | 5.94 x 5.04 x 1.46 inches |
| Item model number | 1 |
| Size | 1 LB |
| Material | Other |
| Item Package Quantity | 1 |
Who Should Buy?
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Jewelry Makers
Ideal for jewelers who need efficient flux for melting gold and silver without compromising quality.
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Metal Smiths
Perfect for metal smiths involved in casting or soldering, ensuring clean and effective results in their projects.
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Hobbyists
Great choice for hobbyists experimenting with metal works, providing an essential tool for melting and glazing metals.
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Amateur Users
Not suitable for beginners without proper knowledge, as handling borax flux requires safety and expertise.
Product Description
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What is Borax flux and how is it used in jewelry making?
Answer: Borax flux is a naturally occurring mineral that is commonly used in the jewelry making process to lower the melting point of metals. It acts as a cleaning agent, helping to remove impurities from the metal surfaces, which results in strong and clean solder joints. In practice, when melting gold or silver, the addition of Borax flux ensures that the metals flow smoothly and bond effectively during casting or soldering. This is particularly useful for artisans when crafting unique jewelry pieces that require precision and quality. -
Question:
Can Borax flux be used for other metals besides gold and silver?
Answer: Yes, Borax flux is versatile and can be used for a variety of metals, including copper, brass, and bronze. Its ability to reduce oxidation and promote even melting makes it an ideal choice for various metalworking applications beyond precious metals. Hobbyists and professional metalworkers alike often use it in combination with different alloys, enabling effective soldering and casting, and ensuring quality results in projects ranging from jewelry to small sculptures. -
Question:
How much Borax flux should I use in my jewelry projects?
Answer: The amount of Borax flux to use can vary depending on the specific project and the metals involved. A general guideline is to use about 1-2% of the total weight of the metal you are working with. For instance, when melting 100 grams of gold, you would use approximately 1 to 2 grams of Borax flux. This ratio ensures effective coverage without excess that could affect the quality of your work. Following this guideline helps create optimal conditions for melting and joining metals. -
Question:
What are the safety precautions when using Borax flux?
Answer: When using Borax flux, it is essential to follow basic safety precautions to avoid inhalation or skin contact. Always work in a well-ventilated area, and consider wearing protective gloves and goggles. Borax can irritate the skin and eyes if direct contact occurs. Moreover, ensure proper handling and storage of materials to prevent spills and maintain a safe workspace. By adhering to these guidelines, you can enjoy the benefits of Borax flux while ensuring a safe environment for your creative processes. -
Question:
Is it necessary to use a crucible with Borax flux?
Answer: Using a crucible when melting metals with Borax flux is highly recommended. A crucible can withstand high temperatures without breaking and allows for even heat distribution, which is crucial for successful melting and casting. The combination of Borax flux and a proper crucible supports a clean melt and facilitates smooth metal pouring. For jewelry making, using a ceramic crucible is ideal, as it ensures the integrity of your molten metal while preventing reactions with the flux. -
Question:
What types of jewelry projects can benefit from Borax flux?
Answer: Borax flux is advantageous in various jewelry projects that involve soldering or casting. It is particularly useful for creating rings, earrings, necklaces, and bracelets, where multiple metal components need to be joined securely. Additionally, it can be used during stone setting or for finishing techniques that require smooth transitions between different pieces. Therefore, whether you’re a beginner or an experienced jeweler, Borax flux can enhance your project's quality and structural integrity. -
Question:
Can I use Borax flux for glazing ceramics?
Answer: Yes, Borax flux can also be used in ceramic glazing. It acts as a fluxing agent, helping to lower the melting temperature of the glaze and improve its flow during the firing process. By incorporating Borax flux into your ceramic projects, you can achieve smoother finishes and enhance the overall appearance of your glazes. This makes it a valuable tool for potters looking to create unique and high-quality ceramic pieces. -
Question:
What is the melting point of Borax flux?
Answer: The melting point of Borax flux is approximately 741°C (1366°F). This relatively low melting point makes it an effective choice for metalworking projects, as it allows for faster and more efficient melting of metals like gold and silver. Understanding this melting point is crucial when planning your soldering or casting work, as it ensures that your metals can be adequately heated for optimal results without unnecessary temperature fluctuations. -
Question:
Where can I buy Borax Flux Granular 5 MOL Melting Gold Silver Jewelry Casting Glazing Crucibles and Soldering 12 LB?
Answer: You can buy Borax Flux Granular 5 MOL Melting Gold Silver Jewelry Casting Glazing Crucibles and Soldering 12 LB at Ubuy. They offer a reliable platform for purchasing quality materials, ensuring you have access to everything you need for your jewelry making and metalworking projects. Ubuy provides various options and straightforward purchasing processes, making it convenient to stock up on this essential flux for your creative endeavors.
Rosenthal Collection Casting Tools 1 Editorial Review
The Borax Flux Granular 5 MOL is a highly effective product for anyone interested in metal casting. This product is perfect for conditioning a crucible and extracting impurities from molten metal. It is highly recommended for use in melting gold, silver, and other jewelry casting. The product is easy to use and highly effective.
Customer Reviews & Ratings
507 customers ratings
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5 Star
79%
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4 Star
10%
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3 Star
6%
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2 Star
2%
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1 Star
3%
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Pros
- Works well on casting and glazing crucibles
- Extracts impurities from molten metal
Cons
- No negative comments were mentioned in the review
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