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Alumina Brick, Refractory Brick, Refractories Manufacturer manufacturer / supplier in China, offering Refractory High Alumina Brick (Al2O3 48%~99%), High Load Bearing 75mm EPS Cement Sandwich Floor Panel, 60mm EPS Cement Sandwich Roof Panel and so on.

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Supplier Homepage Products Refractory Bricks Refractory High Alumina Brick (Al2O3 48%~99%)

Refractory High Alumina Brick (Al2O3 48%~99%)

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Min. Order / Reference FOB Price
100 Pieces US $0.01/ Piece
Production Capacity: 70000 Tons/Year
Transport Package: Pallet
Payment Terms: L/C, T/T, D/P
Refractoriness (℃): 1770< Refractoriness< 2000
Feature: Long Time Materials
Type: Refractory Material
Shape: Brick
Material: Alumina Block
Standard Size: 230 X 114 X 64mm ; 230 X 114 X 76mm

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Basic Info

Model NO.: AL42, AL45, AL48, AL55, AL65, AL75, AL80
Trademark: NR
Specification: GB
Origin: China
HS Code: 69022000

Product Description

Alumina bricks are made from bauxite of super quality, bonding chamotte and additives. The main Al203 content is 48%-99%. The advantages of high alumina bricks are high refractoriness, anti alkaline/acid erosions, good strength under high temperature and good thermal shock resistance. High alumina bricks were widely accepted in thermal equipment of metallurgy, petroleum, chemical industry, construction materials, machinery and militaries etc.
Various Grades Products for Your Different  Industries & Furnaces
High Alimina Bricks for blast furnaces
Corundum Mullite Bricks For Blast Furnaces     
Mullite Bricks for Blast Furnaces 
High alumina bricks for hot blast furnaces
Low Creeping High Alumina Bricks series for Hot Blast Stove  
Low Creeping Andalusite Bricks for Hot Blast Stove  
Low Creeping and Anti-Thermal Shock Alumina Bricks for Hot Blast Furnaces      
High Alumina Bricks for Blast Stove Burner
High Alumina Bricks for EAF Roof    
High Alumina Bricks for Ladles   
Anti-Spalling High Alumina Bricks for Cement Kilns
Unfired High Alumina Bricks for Cement Kilns
High Alumina Bricks for General Uses

Good Price & Fast Delivery  &  OEM Service

Usually we can finish the production within 30 days.  Some stardard products we have stocks in China or abroad which can make the delivery time very fast and short. 

We supply not only the standard size products, we also produce basing customers' drawings, after we check  your furnace application and drawings, we will give you the most cost efficient solutions.

Long Life Span and Best After-sales Serivice.

Our advanced production equipment and good educated workers & most strict quality control  process make sure the best quality bricks to be made from our production lines. We also supply good technical support after sales and grow together with our customers.

Refractory High Alumina Brick (Al2O3 48%~99%)

Index LZ-48 LZ-55 LZ-65 LZ-75 LZ-80 LZ-85
Al2O3  % ≥ 48 ≥ 55 ≥ 65 ≥ 75 ≥ 80 ≥ 85
Fe2O3  % ≤ 2.5 ≤ 2.5 ≤ 2.0 ≤ 2.0 ≤ 2.0 ≤ 1.8
Refractoriness 1760 1760 1770 1770 1790 1790
Apparent porosity  % ≤ 23 ≤ 23 ≤ 23 ≤ 23 ≤ 22 ≤ 22
Refractoriness under load 0.2MPa 1420 1470 1500 1520 1530 1550
Cold crushing strength  MPa 45 45 50 60 65 70
Permanent linear chang % 1500× 2h   +0.1~-0.4 +0.1~-0.4 +0.1~-0.4 +0.1~-0.4 +0.1~-0.4
1450× 2h +0.1~-0.4          

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