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Applications of Ceramic Foam Filter Sheets

2026-01-15

What are Ceramic Foam Filter Sheets? Ceramic foam filter sheets are porous ceramic materials made primarily from alumina, silicon carbide, or zirconium oxide. They possess a three-dimensional, interconnected open-pore structure, resembling a sponge in appearance. Their porosity is typically between 75% and 90%, with uniform … Seguir leyendo

Application of Refractory Castables in Solid Brick Forming for Boiler Ash Chambers

2026-01-08

The boiler ash chamber is a critical component of the boiler system, subjected to high temperatures, ash erosion, and frequent thermal cycles. Therefore, it demands high strength, wear resistance, and thermal stability from refractory materials. Using refractory castables for solid brick forming is a mature … Seguir leyendo

Applications of High Alumina Cement in Modern Industry

2025-12-11

High alumina cement (HAC), also known as calcium aluminate cement, is a specialized hydraulic binder made from alumina-rich raw materials. With an alumina content typically between 40% and 80%, it offers outstanding heat resistance, rapid strength development, and strong durability in corrosive environments. These characteristics … Seguir leyendo

North Korean Clients Visit Kerui Factory for Exchange and Discussion

2025-11-20

Recently, a delegation of North Korean clients visited the Kerui factory for an on-site inspection. This visit not only allowed the clients to gain a deeper understanding of Kerui’s technological strength and production scale in the field of refractory material manufacturing, but also led to … Seguir leyendo

Reasons and Advantages of Andalusite Bricks’ High-Temperature Resistance to 1700℃

2025-11-14

Andalusite bricks are high-performance refractory bricks widely used in high-temperature industries such as metallurgy, glass, and ceramics due to their excellent high-temperature resistance. Their temperature resistance can reach 1700℃, mainly due to the material’s chemical composition, crystal structure, and advanced firing process. Firstly, from a … Seguir leyendo

Refractory Materials – The Core Support of High-Temperature Industries

2025-11-07

I. Introduction to Refractory Materials Refractory materials are inorganic non-metallic materials that maintain strength and stability at high temperatures. They are widely used in metallurgy, cement, power, petrochemical, and environmental protection industries. Main types include high-alumina bricks, clay bricks, refractory castables, refractory cement, insulating bricks, … Seguir leyendo

Kerui Company wishes you a happy Double Ninth Festival

2025-10-28

Kerui Refractory wishes everyone a happy Double Ninth Festival, a time to enjoy the autumn colors and honor the elderly. In the golden autumn of October, the sweet fragrance of osmanthus fills the air, and another Double Ninth Festival arrives. The Double Ninth Festival, also … Seguir leyendo

Application of Mullite Insulation Bricks or High-Alumina Bricks in Laser Cutting Machine Production

2025-10-23

During the manufacturing process of laser cutting machines, the high-temperature areas and heat treatment stages of the equipment place extremely high demands on refractory materials. To ensure long-term and stable operation of the equipment, mullite insulation bricks or high-alumina bricks are often used as thermal … Seguir leyendo

Difference and Relationship Between Refractory Castables and Insulating Castables

2025-10-16

In the lining construction of industrial furnaces and high-temperature equipment, castables are widely used due to their ease of construction, good integrity, and durability. Refractory castables and insulating castables are two common types. Although their names are similar and they are often used together in … Seguir leyendo

METALEXPO 2025 Exposición Internacional de Fabricación de Maquinaria y Metalurgia en Rusia

2025-10-09

¡La empresa KERUI tiene el honor de anunciar nuestra participación en METALEXPO 2025, la Exposición Internacional de Metalurgia y Fabricación de Maquinaria en Rusia! Como proveedor profesional de materiales refractarios y soluciones de aislamiento de alta temperatura, vamos a mostrar nuestros últimos productos, incluyendo ladrillos refractarios de alto rendimiento, placas de silicato de calcio, industriales... Seguir leyendo