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High Alumina Brick 55-80% Refractory up to 1400℃ 1500℃ 1600℃ 1700℃ Cement Kiln

High Alumina Brick 55-80% Refractory up to 1400℃ 1500℃ 1600℃ 1700℃ Cement Kiln

MOQ: 500 pcs
Price: Negotiable Price
Standard Packaging: Pallet
Delivery Period: 10-15 days
Payment Method: L/C,T/T,Western Union,D/P
Supply Capacity: 1000 tons/month
Detail Information
Place of Origin
CHINA
Brand Name
LEADSUN
Certification
ISO
Model Number
HA55 HA60 HA70 HA75 HA80
Application:
Industrial Furnaces,Heat Insulation,Roof,thermal Insulation,refractory
Size:
230*114*65mm 230*114*75mm
Usage:
Fire Resistance Place,Furnace Liner,Used In Severe Environment And Conditions,Wear-resisting Material,Industrial Furnace
Bulk Density:
2.2 - 2.75g/cm3
Refractoriness:
1300-1800C
Density:
2.1-2.7g/cm3
Package:
Pallet
Shape:
Customizable
Al2O3:
35-80%
Highlight:

High Alumina refractory brick 1700℃

,

55-80% Alumina cement kiln brick

,

Insulation refractory brick 1600℃

Product Description

High Alumina Brick 55-80% Refractory up to 1400℃ / 1500℃ / 1600℃ / 1700℃ Cement Kiln

Leadsun high alumina bricks are made from high-quality bauxite chamotte under advanced production techniques and strict quality inspection. With corundum and mullite as the main mineral phases, the bricks offer outstanding high-temperature strength, excellent chemical corrosion resistance, and long service life.

Technical data

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 ≥1450 ≥1510 ≥1520 ≥1600
Apparent porosity,% ≤24 ≤23 ≤21 ≤18
Cold Crushing strength Mpa ≥45 ≥50 ≥60 ≥85

Key Advantages

  • Excellent high-temperature resistance for continuous industrial use
  • High alumina content ensures superior refractoriness and thermal stability
  • High bulk density and low porosity for enhanced strength and durability
  • Outstanding resistance to slag, erosion, and chemical corrosion
  • Stable performance under severe thermal shock conditions
  • Long service life, reducing furnace downtime and maintenance costs
  • Suitable for steel, cement, glass, and metallurgical furnaces
  • Cost-effective refractory solution with consistent quality

Features

  1. Reliable performance at elevated temperatures
  2. Dense structure with high bulk density
  3. Low iron content for enhanced refractoriness
  4. Excellent erosion resistance and long service life

Applications

  1. Steel and metallurgical furnaces
  2. Iron-making furnaces
  3. Glass production kilns
  4. Ceramic tunnel kilns
  5. Cement production kilns

High Alumina Brick 55-80% Refractory up to 1400℃  1500℃  1600℃  1700℃ Cement Kiln 0

High Alumina Brick 55-80% Refractory up to 1400℃  1500℃  1600℃  1700℃ Cement Kiln 1

High Alumina Brick 55-80% Refractory up to 1400℃  1500℃  1600℃  1700℃ Cement Kiln 2