kerui refractory

Bubble alumina bricks are lightweight refractory materials known for their excellent thermal insulation properties and resistance to high temperatures. These bricks are widely used in industries such as metallurgy, petrochemicals, ceramics, and glass manufacturing. Understanding the manufacturing process of bubble alumina bricks is essential to appreciate their unique characteristics and applications. In this article, we delve into the production steps involved in creating bubble alumina bricks. Selection and Preparation of Raw Materials The manufacturing process begins with the careful selection and preparation of raw materials. The primary ingredient in good bubble alumina brick is alumina powder, which is derived from bauxite ore. The alumina powder must undergo rigorous quality control measures to ensure consistency and purity. Other additives, such as binders and pore-forming agents, may also be included to enhance the brick's properties. Mixing and Forming Once the raw mater...

 Magnesia bricks, also known as magnesite bricks, are widely used in various high-temperature industrial applications due to their excellent refractory properties. Understanding the key properties of magnesia bricks is essential for selecting the right material for specific industrial processes. In this article, we will explore the essential properties of magnesia bricks that everyone should know. High Temperature Resistance One of the most significant good magnesia bricks properties  is their exceptional resistance to high temperatures. Magnesia bricks can withstand temperatures up to 1800 degrees Celsius (3272 degrees Fahrenheit) without significant deformation or loss of strength. This property makes them ideal for applications in industries such as steelmaking, cement production, glassmaking, and non-ferrous metal refining, where they are exposed to extreme heat. Excellent Refractoriness Magnesia bricks exhibit excellent refractoriness, which refers to their ability to ret...

Magnesite bricks are widely used in various industries due to their excellent high-temperature performance and resistance to basic environments. These bricks are composed primarily of magnesia (MgO), a refractory material derived from magnesite ore. In this article, we will delve into the manufacturing process of magnesite bricks, highlighting the key steps involved in their production. Raw Material Preparation The first step in manufacturing magnesite bricks is the preparation of the raw materials. High-quality magnesite ore is selected and undergoes a series of processes to remove impurities and ensure consistent chemical composition. The magnesite ore is crushed, ground, and screened to obtain the desired particle size distribution. Mixing and Binder Addition The prepared magnesia powder is then mixed with binders and additives to enhance the plasticity, workability, and bonding properties of the brick. Common binders used in magnesite brick production include various types of clay ...

 High alumina cement is a specialized type of refractory cement known for its exceptional heat resistance and high strength. It finds extensive use in applications such as refractory linings, construction, and industrial processes where durability and thermal insulation are paramount. If you are looking to obtain a high-quality high alumina cement, this article provides essential tips to help you make an informed decision. Understand the Alumina Content    The alumina content is a crucial factor in determining quality and performance. Generally, high-quality high alumina cement contains a high percentage of alumina, typically above 50%. The higher the alumina content, the better the cement's resistance to high temperatures, chemical corrosion, and mechanical stress. Ensure the cement you choose has a significant alumina content to ensure superior performance in demanding applications. Assess Fineness and Consistency The fineness affects workability and strength developme...