Today, a professional refractory brick manufacturer will provide a detailed explanation on how to enhance the heat resistance of the furnace lining in medium frequency furnaces from several factors that affect it.

1. Remove the mica paper during the furnace construction.

2. The crystal quartz sand used for the furnace construction should be processed as follows:

3. Manual selection: Mainly remove lumps and other impurities.

4. Magnetic separation: All magnetic impurities must be completely removed.

5. Dry ramming material: It must be slowly dried at a temperature of 200℃ - 300℃ for more than 4 hours.