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Application and advantages of high refractoriness lightweight mullite bricks in high temperature industry
2024/10/11
RongSheng refractory
Technical article
High refractoriness lightweight mullite brick is a material that combines excellent refractory properties with lightweight structure. It is widely used in the lining of high-temperature equipment in metallurgy, ceramics, glass and other industries.
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Characteristics and performance of high refractoriness lightweight mullite bricks

As a high-performance refractory material, high-refractory lightweight mullite brick has the following main characteristics:

  • High refractoriness : Able to work in high temperature environment for a long time without softening or deformation.
  • Good thermal shock resistance : Able to cope with rapid temperature changes without damage, ensuring stable operation of the equipment.
  • Low thermal conductivity : Reduce heat loss in high temperature environments and improve energy efficiency.

These characteristics make highly refractory lightweight mullite bricks an ideal choice for industries such as metallurgy, ceramics, and glass.

Selection of lining for high temperature equipment

In high temperature industrial environments, the lining materials of equipment must have the following properties:

  1. Withstands high temperatures without deformation.
  2. Strong thermal shock resistance and can withstand rapid changes in temperature.
  3. It has efficient thermal insulation performance and reduces heat energy loss.

High-refractory lightweight mullite bricks are designed based on these performance requirements, which can effectively extend the service life of equipment and provide safer and more energy-saving solutions.

Application areas and practical cases

High refractoriness lightweight mullite bricks are currently mainly used in the following industries:

  • Metallurgical industry : used for lining of blast furnaces, converters, electric arc furnaces and other equipment to extend the service life of the equipment.
  • Ceramic industry : used in high temperature kilns to improve the firing quality of products.
  • Glass industry : used for lining of glass melting furnaces to improve melting efficiency and product quality.

Case studies show that many companies have significantly improved the working efficiency of their equipment and reduced maintenance costs after using high-refractory lightweight mullite bricks.

Customer Education and Selection Guide

Choosing the right refractory material is crucial to the operation of high temperature equipment. Customers need to understand the following points:

  • Understand the operating temperature range of the equipment and select materials with appropriate refractoriness.
  • Consider the material’s thermal shock resistance to ensure it can handle rapid temperature changes.
  • Comprehensively evaluate the thermal conductivity of materials to find the most energy-efficient option.

Through the selection of these standards, high refractoriness lightweight mullite bricks will become the best choice for lining of high temperature industrial equipment.

in conclusion

High-refractory lightweight mullite bricks are widely used in the lining of high-temperature equipment in the metallurgical, ceramic, glass and other industries due to their excellent refractory properties and lightweight structure, providing a safer and more energy-saving solution for high-temperature operations.

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