---
product_id: 426548197
title: "Rosenthal Collection Borax Flux 5 MOL – ETIBOR 48 1 LB Casting Flux for Jewelry Soldering, Melting Silver, Gold, Sterling manufacturer ETİ MADEN İŞLETMELERİ GENEL MÜDÜRLÜĞÜ"
brand: "rosenthal collection"
price: "₩43790"
currency: KRW
in_stock: true
reviews_count: 13
category: "Rosenthal Collection"
url: https://www.desertcart.kr/products/426548197-rosenthal-collection-borax-flux-5-mol-etibor-48-1-lb
store_origin: KR
region: South Korea
---

# Resealable 1 LB pro-size bag Reduces oxidation for cleaner melts Optimized for gold, silver & sterling Rosenthal Collection Borax Flux 5 MOL – ETIBOR 48 1 LB Casting Flux for Jewelry Soldering, Melting Silver, Gold, Sterling manufacturer ETİ MADEN İŞLETMELERİ GENEL MÜDÜRLÜĞÜ

**Brand:** rosenthal collection
**Price:** ₩43790
**Availability:** ✅ In Stock

## Summary

> 🔥 Cast like a pro, shine like a legend!

## Quick Answers

- **What is this?** Rosenthal Collection Borax Flux 5 MOL – ETIBOR 48 1 LB Casting Flux for Jewelry Soldering, Melting Silver, Gold, Sterling manufacturer ETİ MADEN İŞLETMELERİ GENEL MÜDÜRLÜĞÜ by rosenthal collection
- **How much does it cost?** ₩43790 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.kr](https://www.desertcart.kr/products/426548197-rosenthal-collection-borax-flux-5-mol-etibor-48-1-lb)

## Best For

- rosenthal collection enthusiasts

## Why This Product

- Trusted rosenthal collection brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Legacy of Trust:** Trusted by master jewelers worldwide since 1926
- • **Time & Cost Saver:** Minimizes rework by preserving metal purity and finish
- • **Flawless Metal Flow:** Ensures smooth, oxidation-free melting every time
- • **Pro-Grade Packaging:** Resealable bag keeps flux fresh for high-volume use
- • **Precision for Precious Metals:** Formulated specifically for gold, silver, and sterling clarity

## Overview

Rosenthal Borax Flux 5 MOL – ETIBOR 48 is a professional-grade casting flux designed to reduce oxidation and ensure smooth metal flow for gold, silver, and sterling. Packaged in a resealable 1 LB bag, it supports high-volume jewelers with nearly a century of trusted performance.

## Description

When you're casting precious metals, there’s no room for error. Rosenthal’s Borax Flux is the trusted flux powder that serious jewelers rely on to ensure every melt flows clean and finishes smooth.- Sourced for purity and performance- Reduces oxidation and bubbling during heat- Ideal for casting gold, silver, and sterling- Packaged for pro-level use, resealable for freshness- Backed by nearly a century of expertiseWhether you’re running a full shop or mastering your bench at home, Rosenthal gives you the confidence to cast with clarity.

Review: Is what it should be, works for smelting just fine - Does exactly what it's supposed to
Review: Bueno

## Features

- 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
- manufactured by ETİ MADEN İŞLETMELERİ GENEL MÜDÜRLÜĞÜ

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09TWSMJTY |
| Batteries Included? | No |
| Batteries Required? | No |
| Best Sellers Rank | #21,065 in Arts, Crafts & Sewing ( See Top 100 in Arts, Crafts & Sewing ) #20 in Jewelry Casting Tools |
| Customer Reviews | 4.5 4.5 out of 5 stars (457) |
| Date First Available | May 13, 2014 |
| Item Package Quantity | 1 |
| Item Weight | 15.2 ounces |
| Item model number | 1 |
| Manufacturer | RJS |
| Material | Other |
| Package Dimensions | 5.94 x 5.04 x 1.46 inches |
| Part Number | 1 |
| Size | 1 LB |

## Images

![Rosenthal Collection Borax Flux 5 MOL – ETIBOR 48 1 LB Casting Flux for Jewelry Soldering, Melting Silver, Gold, Sterling manufacturer ETİ MADEN İŞLETMELERİ GENEL MÜDÜRLÜĞÜ - Image 1](https://m.media-amazon.com/images/I/71lfxUyyygL.jpg)

## Available Options

This product comes in different **Size** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Is what it should be, works for smelting just fine
*by E***R on February 6, 2026*

Does exactly what it's supposed to

### ⭐⭐⭐⭐⭐ Review
*by E***Z on February 18, 2026*

Bueno

### ⭐⭐⭐⭐⭐ Great quality product.
*by A***P on December 12, 2024*

There is definitely a noticible difference in quality between this and borax detergeant. However, for most applications borax works just fine. This works better for stubborn joints.

## Frequently Bought Together

- Rosenthal Collection Borax Flux 5 MOL – 1 LB Casting Flux for Jewelry Soldering, Melting Silver, Gold, Sterling
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**Shop now:** [https://www.desertcart.kr/products/426548197-rosenthal-collection-borax-flux-5-mol-etibor-48-1-lb](https://www.desertcart.kr/products/426548197-rosenthal-collection-borax-flux-5-mol-etibor-48-1-lb)

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*Product available on Desertcart South Korea*
*Store origin: KR*
*Last updated: 2026-03-02*