factory price! high quality furnace fire clay brick

Fire Clay Brick

The main chemical components: Al2O3 content is 30%-48%, SiO2 content is 50%-65%, and a small number of alkali metals, metal oxides, etc. Mineral composition is usually mullite, quartz and glass phase. Its refractoriness is 1580-1750 °C, refractoriness under load is 1250-1450 °C, with good thermal resistance and strong ability to resist acid slag.

Fire Clay Bricks is used for lower parts of regenerators, hot blast stove, furnaces of metallurgic, building material, glass, ferrous metal and so on.

Technical Specifications:

Note:

Above are average test data, subject to reasonable variations

The AP, BD and CCS values are arithmetic mean of five individual results

Size tolerance: allowed to the extent of ±2% or ±2 mm, whichever is greater