---
product_id: 20814139
title: "Borax Flux Granular1/2 Pound for Gold Silver Melting Casting Crucible Glazing Jewelry Soldering Flux Paste | borax flux for melting, casting and soldering applications"
price: "89.38 DT"
currency: TND
in_stock: true
reviews_count: 13
url: https://www.desertcart.tn/products/20814139-borax-flux-granular1-2-pound-for-gold-silver-melting-casting
store_origin: TN
region: Tunisia
---

# Melts metals cleaner Dissolves oxides & impurities Crucible glazing protection Borax Flux Granular1/2 Pound for Gold Silver Melting Casting Crucible Glazing Jewelry Soldering Flux Paste | borax flux for melting, casting and soldering applications

**Price:** 89.38 DT
**Availability:** ✅ In Stock

## Summary

> 🔥 Elevate your metalwork with flawless melts and flawless results!

## Quick Answers

- **What is this?** Borax Flux Granular1/2 Pound for Gold Silver Melting Casting Crucible Glazing Jewelry Soldering Flux Paste | borax flux for melting, casting and soldering applications
- **How much does it cost?** 89.38 DT with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/20814139-borax-flux-granular1-2-pound-for-gold-silver-melting-casting)

## Best For

- Customers looking for quality international products

## Why This Product

- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Glaze Like a Pro:** Ideal for ceramic crucible glazing to prevent metal sticking and improve workflow.
- • **Solder Flow Mastery:** Enhances solder flow by inhibiting oxide formation for seamless jewelry soldering.
- • **Oxide-Busting Borax Power:** Effectively dissolves oxides and impurities, ensuring flawless molten metal surfaces.
- • **Versatile Casting Essential:** Perfect for precious metal casting, melting, pouring, and assaying prep.
- • **Cleaner Melts, Superior Purity:** Keeps gold, silver, and compatible metals pristine during melting and pouring.

## Overview

Borax Flux Granular (1/2 lb) is a professional-grade flux designed to keep precious metals cleaner during melting, dissolve oxides and impurities, and provide superior crucible glazing. Ideal for gold, silver, and other metals, it supports smoother solder flow and is perfect for jewelry soldering, casting, and assaying applications. Packaged in a clear sealed 8 oz bag for easy storage and handling.

## Description

Product description

Review: Helps to melt precious metals - This stuff works great for melting gold silver and copper I melted some electric pins that were gold silver and copper
Review: Borax - This is a very good and usefull product that would help you to casting gold and silver

## Features

- ✅ Keeps Metals Cleaner During Melting – Helps keep gold, silver and other compatible metals cleaner during melting and pouring processes.
- ✅ Helps Dissolve Oxides & Impurities – Borax helps dissolve oxides and impurities while forming a fluid borate slag on the surface of molten metal.
- ✅ Ideal for Crucible Glazing – Use to glaze ceramic crucibles before melting to help reduce metal sticking during the melting process.
- ✅ Great for Jewelry Soldering Flux Paste – Dissolves easily when mixed with water to create a paste-style flux for jewelry soldering applications.
- ✅ Supports Smoother Solder Flow – Helps inhibit oxide formation on metal surfaces, allowing solder to flow more easily during jewelry bench work.
- ✅ Useful for Casting & Assaying Preparation – Suitable for precious metal casting, melting, pouring, crucible preparation and preparing melts for assaying.
- ✅ 8 oz Clear Sealed Bag – Packaged in a clear sealed plastic bag for storage and handling. Net Weight: 8 oz / 1/2 lb / 227 g.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B017DLHWEK |
| Batteries Included? | No |
| Batteries Required? | No |
| Best Sellers Rank | #14,002 in Arts, Crafts & Sewing ( See Top 100 in Arts, Crafts & Sewing ) #11 in Jewelry Casting Tools |
| Customer Reviews | 4.6 4.6 out of 5 stars (1,499) |
| Date First Available | October 30, 2015 |
| Item Weight | 8 ounces |
| Manufacturer | Waymil |
| Material | borax |
| Package Dimensions | 5.98 x 4.41 x 1.06 inches |

## Images

![Borax Flux Granular1/2 Pound for Gold Silver Melting Casting Crucible Glazing Jewelry Soldering Flux Paste | borax flux for melting, casting and soldering applications - Image 1](https://m.media-amazon.com/images/I/71-LJY3Pt1L.jpg)

## Questions & Answers

**Q: How do you make paste with this product?**
A: Isopropyl alcoholic

**Q: Will this help for welding steel?**
A: I honestly don't know if it will work in welding, you would think it would help with the ability to move the filler metal along the weld..its great for the melting of silver and gold.

**Q: Can this be used as a flux for making pottery washes**
A: I would find food grade borax

**Q: When you glaze the crucible do you use just the powder or do you make a paste? And how do you make the paste ?**
A: Add into crucible and melt. Take tongs and roll around all over sides and bottom. Dump out excess

## Customer Reviews

### ⭐⭐⭐⭐⭐ Helps to melt precious metals
*by N***Y on February 1, 2026*

This stuff works great for melting gold silver and copper I melted some electric pins that were gold silver and copper

### ⭐⭐⭐⭐⭐ Borax
*by M***S on October 16, 2025*

This is a very good and usefull product that would help you to casting gold and silver

### ⭐⭐⭐⭐⭐ It's Borax
*by A***X on February 4, 2026*

Tiny little bag. Did it's job.

## Frequently Bought Together

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**Shop now:** [https://www.desertcart.tn/products/20814139-borax-flux-granular1-2-pound-for-gold-silver-melting-casting](https://www.desertcart.tn/products/20814139-borax-flux-granular1-2-pound-for-gold-silver-melting-casting)

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*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-06-20*