What Furnace Can be Used to Heat Gemstones?

Heating gemstones is a common heat treatment process. Brother Furnace produces many furnaces for heating gemstones. Today, let’s introduce to you the relevant knowledge of gemstone heat treatment furnaces.

Gemstone	Gem Heat Treatment Furnace(vacuum furnace)

How to choose the right furnace

Different customers processing different gemstones will require different operating temperatures, vacuum treatment, and pressure is required. We will recommend muffle furnaces, vacuum furnaces, tube furnaces, etc. to customers based on their needs.

The purpose of heating gemstones

1. Improve the color of gemstones: The color of gemstones after heat treatment will become more vivid and translucent.

2. Remove impurities from gemstones: Heating gemstones can reduce or eliminate impurities inside gemstones.

3. Enhance the physical properties of gems: the hardness of gems that are heated will increase

Common heated gem types

Ruby and Sapphire: Heat treatment can significantly improve their color and transparency, making them the most common heat-treated gemstones.

Topaz: By heating, the color of topaz can change from colorless to blue.

Quartz: Certain quartz produces beautiful color changes when heated.