In the world of high-temperature industrial applications, unshaped refractory materials play a pivotal role. Unlike traditional refractory bricks or pre-formed shapes, these materials offer unparalleled flexibility and adaptability. But what exactly are unshaped refractory products, and how are they classified? Let’s dive in. What Are Unshaped Refractory Materials? Unshaped refractory materials, also known as monolithic refractories, are materials […]

High-temperature kilns are indispensable in industries such as metallurgy, ceramics, and glass manufacturing. These kilns operate under extreme conditions, requiring materials that can endure intense heat and thermal shock. One such material that has proven to be highly effective is refractory ramming material. This article delves into the applications, benefits, and selection criteria of ramming […]

High alumina bricks are essential materials in various high-temperature industrial applications. Known for their excellent thermal stability, resistance to corrosion, and mechanical strength, these bricks are widely used in industries such as steel, cement, and glass manufacturing. In this article, we will delve into the specifics of SK34 high alumina brick and SK32 high alumina […]

When it comes to high-temperature insulation and sealing solutions, ceramic fiber gaskets are a top choice for industries worldwide. These gaskets are made from high-purity ceramic fibers, offering exceptional thermal resistance, durability, and versatility. Whether you’re looking for ceramic fiber gasket for sale or simply want to learn more about their applications, this guide covers […]

Corundum and alumina are chemically identical, both consisting of aluminum oxide (Al2O3), but their physical forms and crystal structures are significantly different, so they differ in practical applications and properties. Here is a detailed comparison of the two: 1. Chemical composition – Alumina (Al2O₃): It is an oxide of aluminum with the chemical formula Al2O₃, […]

Refractory balls are commonly used heat storage or support materials in industrial high temperature equipment. Their classification is mainly based on material composition and performance characteristics. The following are common classifications and their brief introduction: — 1. Alumina refractory balls Ingredients: Mainly alumina (Al₂O₃), the content is usually between 48% and 99%. Features: – Ordinary […]

Cordierite, Mullite and Silicon Carbide play an important role in refractories, as follows: 1. Cordierite *Characteristics*: low thermal expansion coefficient, good thermal shock resistance, high temperature resistance. *Application*: used in kiln furniture, refractory bricks, etc., suitable for occasions with frequent temperature changes. 2. Mullite *Characteristics*: high melting point, good mechanical strength and creep resistance. *Application*: […]

Refractory bricks for ceramic kilns Refractory brick types Clay type: suitable for parts with furnace temperature below 1000C High aluminum type: suitable for combustion chambers and high temperature areas with temperature above 1000°C Corundum bricks: mainly used in the combustion chambers of ceramic kilns Silicon carbide type: used for cabinet boards, pillars, beams, etc. of […]

Since high-temperature kilns are now the main core equipment in industrial production, they are basically all made of steel. If the kiln is not lined with refractory materials, it cannot be used, because the strength of the steel cylinder of the kiln will decrease with the increase of temperature, especially when the temperature fluctuates greatly, […]

The t and g numbers of refractory bricks represent the types and characteristics of refractory bricks. T-prefix refractory bricks are general refractory bricks suitable for various industrial furnaces, such as blast furnaces, hot blast furnaces, electric furnace roofs, etc. G-prefix refractory bricks are refractory materials specifically used for blast furnaces. These numbers usually consist of […]