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Customized High Alumina Fire Refractory Bricks Safe For Furnace Lining

Basic Information
Place of Origin: ISO
Brand Name: CH Refractories
Model Number: CHAH45~85, SK35~SK40
Detail Information
Bulk Density: ≥2.2g/cm3 Application: Furnace Lining
Cold Crushing Strength: ≥50MPa Size: Customized
Thermal Conductivity: ≤0.7W/m.K Refractoriness: 1790℃
Thermal Shock Resistance: ≥4 Times Shape: Customized
High Light:

High Alumina Fire Brick Furnace Lining


Customized High Alumina Fire Refractory Bricks


High Alumina safe Fire Refractory Bricks

Product Description

Product Description:

High Alumina Fire Brick is a kind of high heat fire brick, which is specially designed for furnace lining. It is manufactured from high-grade alumina-silicate refractory raw material. Its main component is alumina, which is more than 75%. Its thermal shock resistance is excellent, up to 4 times. It also has an excellent high temperature performance, with a bulk density of more than 2.2g/cm3 and a red color. High Alumina Fire Brick is a medium grade fire brick, which has excellent refractory performance and is suitable for furnace, kiln and other high temperature equipment. With its excellent mechanical strength and thermal shock resistance, High Alumina Fire Brick is an ideal choice for refractory fire brick applications.



  • Product Name: High Alumina Fire Brick
  • Size: Customized
  • Shape: Customized
  • Apparent Porosity: ≤20%
  • Refractoriness: 1790℃
  • Material: High Alumina Fire Brick
  • Keywords: Alumina Silica Fire Brick, High Alumina Refractory Bricks, Medium Grade Fire Brick

Technical Parameters:

Property Value
Mohs Hardness ≥9
Thermal Shock Resistance ≥4 Times
Chemical Composition Al2O3≥75%
Thermal Conductivity ≤0.7W/m.K
Bulk Density ≥2.2g/cm3
Apparent Porosity ≤20%
Cold Crushing Strength ≥50MPa
Shape Customized
Linear Change Rate ≤0.2%
Material High Alumina Fire Brick


CH Refractories’ High Alumina Fire Brick is the perfect choice for many medium grade fire brick applications. Its model numbers, CHAH45~85, SK35~SK40, are all ISO Certified, and the shape can be customized according to the customer’s needs. The thermal conductivity is ≤0.7W/m.K, Mohs hardness is ≥9, and the cold crushing strength is ≥50MPa. The chemical composition includes Al2O3≥75%, making it ideal for high temperature fire brick applications. Fire refractory bricks from CH Refractories are reliable and safe for use in various settings.



High Alumina Fire Brick

CH Refractories offers a wide range of high alumina fire brick products for your every need. Our high alumina refractory bricks are designed to withstand high heat and are ideal for use in industrial furnaces, kilns, incinerators, and other high temperature applications.

Our high alumina fire bricks are made with the highest quality materials and come with a variety of features, including:

  • Brand Name: CH Refractories
  • Model Number: CHAH45~85, SK35~SK40
  • Place of Origin: ISO
  • Color: Red
  • Chemical Composition: Al2O3≥75%
  • Mohs Hardness: ≥9
  • Thermal Conductivity: ≤0.7W/m.K
  • Linear Change Rate: ≤0.2%

Our high alumina fire bricks are perfect for high-temperature applications like heat treatment, smelting, and more. We guarantee our products are of the highest quality, and can be customized to meet your specific needs. We strive to provide you with the best service and the best quality high alumina refractory bricks on the market.



Q1: What is High Alumina Fire Brick?
A1: High Alumina Fire Brick is a type of refractory brick made from high-alumina refractory material. It is manufactured by CH Refractories with model numbers CHAH45~85 and SK35~SK40, certified by ISO.
Q2: What are the features of High Alumina Fire Brick?
A2: High Alumina Fire Brick is characterized by excellent thermal shock resistance, high strength, good thermal conductivity, low iron content, good erosion resistance and anti-slag permeability.
Q3: How can I use High Alumina Fire Brick?
A3: High Alumina Fire Brick can be used in various industrial furnaces such as steel-making furnaces, glass furnaces, aluminum smelting furnaces, and so on.
Q4: What is the temperature range of High Alumina Fire Brick?
A4: High Alumina Fire Brick can withstand temperatures up to 1750°C.
Q5: What kind of warranty does High Alumina Fire Brick have?
A5: High Alumina Fire Brick is guaranteed to maintain its performance for up to 12 months from the date of purchase.

Contact Details

Phone Number : +86 13721425142

WhatsApp : +8613721425142