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Al2O3≥65% 1500℃ High Alumina Brick 230x114x65mm for Kiln Furnace Steel Metallurgy
Al2O3≥65% 1500℃ High Alumina Brick 230x114x65mm for Kiln Furnace Steel Metallurgy
Al2O3≥65% 1500℃ High Alumina Brick 230x114x65mm for Kiln Furnace Steel Metallurgy
Al2O3≥65% 1500℃ High Alumina Brick 230x114x65mm for Kiln Furnace Steel Metallurgy
Al2O3≥65% 1500℃ High Alumina Brick 230x114x65mm for Kiln Furnace Steel Metallurgy
Al2O3≥65% 1500℃ High Alumina Brick 230x114x65mm for Kiln Furnace Steel Metallurgy
Specifications
Brand Name :
Leadsun
Model Number :
HA60 HA70 HA75 HA80 or SK36 SK37 SK38 SK40
Certification :
ISO CE SGS
Place of Origin :
CHINA
MOQ :
500pcs
Price :
0.75-1.0usd/pcs
Payment Terms :
L/C,D/P,T/T,Western Union
Supply Ability :
100tons/week
Delivery Time :
10DAYS
Packaging Details :
Pallet
Size :
230*114*65mm or Customizable
Al2O3 Content :
55% - 85%
Density :
2.1-2.7g/cm3
Refractoriness :
1300-1800C
Package :
Pallet
Shape :
Customizable
Al2O3 :
35-80%
Description
Al2O3≥65% 1500℃ High Alumina Brick 230x114x65mm for Kiln Furnace Steel Metallurgy
Leadsun high alumina bricks are engineered for industrial furnaces, steel ladle linings, and kiln applications. High Alumina bricks are wildly use to the iron and steel metallurgical industry, building materials and ceramics industry, petrochemical and power industry and other high-temperature equipment. Manufactured with selected bauxite chamotte using advanced processes and strict quality control, these bricks deliver exceptional performance in demanding thermal environments.
Technical Specifications
Item HA60 HA70 HA75 HA80
Al₂O₃ (%) ≥60 ≥70 ≥75 ≥80
SiO₂ (%) 32 22 20 ≥18
Fe₂O₃ (%) ≤2.5 ≤2.0 ≤1.8 ≤1.5
Refractoriness (°C) ≥1750 ≥1780 ≥1800 ≥1850
Bulk Density (g/cm³) 2.35-2.4 2.45-2.5 2.5-2.55 2.75-2.8
Softening Temperature Under Load (°C) ≥1450 ≥1510 ≥1520 ≥1600
Apparent Porosity (%) ≤24 ≤23 ≤21 ≤18
Cold Crushing Strength (MPa) ≥45 ≥50 ≥60 ≥85
Key Advantages
Low Iron Content: Minimal iron oxide impurities (<2%) prevent unwanted reactions and discoloration at high temperatures.
Optimal Bulk Density: Dense structure (2.5-3.0 g/cm³) enhances mechanical strength, load-bearing capacity, and thermal conductivity.
Excellent Erosion Resistance: Superior resistance to chemical erosion and slag corrosion in acidic or alkaline environments.
High Temperature Resistance: Withstands extreme temperatures up to 1750°C or higher, maintaining structural integrity.
Applications

1. Iron and Steel Metallurgy:

  • Blast furnace: Furnace throat, furnace body；
  • Hot blast furnace: Furnace vault
  • Ladle: Slag line area
  • Electric furnace/converter: Furnace top triangle area

2.Energy and Chemical Industry

  • Boiler: Combustion chamber lining, cyclone separator;

  • Cracking furnace: Radiant section furnace wall;

  • Incinerator: Secondary combustion chamber lining;

3.Building materials industry:

  • Cement rotary kiln: Firing zone, transition zone, and preheating zone;

  • Glass melting furnace: Kiln roof, breast wall, heat storage chamber;
  • Ceramic Kiln: Kiln car table in firing area;

Product Features
  • Long service life with easy operation and flexible shaping capabilities
  • Low thermal conductivity with excellent thermal insulation performance
  • Available in standard form, normal standard, shaped and special shaped bricks
  • Versatile use across various kilns with cost-effective general tray packaging
Product Gallery
Al2O3≥65% 1500℃ High Alumina Brick 230x114x65mm for Kiln Furnace Steel Metallurgy Al2O3≥65% 1500℃ High Alumina Brick 230x114x65mm for Kiln Furnace Steel Metallurgy Al2O3≥65% 1500℃ High Alumina Brick 230x114x65mm for Kiln Furnace Steel Metallurgy Al2O3≥65% 1500℃ High Alumina Brick 230x114x65mm for Kiln Furnace Steel Metallurgy Al2O3≥65% 1500℃ High Alumina Brick 230x114x65mm for Kiln Furnace Steel Metallurgy Al2O3≥65% 1500℃ High Alumina Brick 230x114x65mm for Kiln Furnace Steel Metallurgy
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Al2O3≥65% 1500℃ High Alumina Brick 230x114x65mm for Kiln Furnace Steel Metallurgy

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Product Detail
Brand Name :
Leadsun
Model Number :
HA60 HA70 HA75 HA80 or SK36 SK37 SK38 SK40
Certification :
ISO CE SGS
Place of Origin :
CHINA
MOQ :
500pcs
Price :
0.75-1.0usd/pcs
Contact Supplier
video
Al2O3≥65% 1500℃ High Alumina Brick 230x114x65mm for Kiln Furnace Steel Metallurgy
Al2O3≥65% 1500℃ High Alumina Brick 230x114x65mm for Kiln Furnace Steel Metallurgy
Al2O3≥65% 1500℃ High Alumina Brick 230x114x65mm for Kiln Furnace Steel Metallurgy

Qingdao Leadsun Refractory Co., Ltd

Verified Supplier
1 Years
qingdao
Since 2014
Business Type :
Distributor/Wholesaler, Exporter, Trading Company, Seller
Main Products :
Ceramic Fiber Blanket, Fire Clay Brick, Insulation Refractory Bricks
Total Annual :
3000000-5000000
Employee Number :
5~20
Certification Level :
Verified Supplier
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