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Customizable High Alumina Brick with 55%-85% Al2O3 for Industrial Furnaces and Kilns, Resistant to 1850°C

Customizable High Alumina Brick with 55%-85% Al2O3 for Industrial Furnaces and Kilns, Resistant to 1850°C

MOQ: 500 pezzi
Prezzo: 0.75-1.0usd/pcs
Imballaggio standard: Pallet
Periodo di consegna: 10-15 giorni
Metodo di pagamento: L/C,D/P,T/T,Western Union
Capacità di fornitura: 100 t/settimana
Informazioni dettagliate
Luogo di origine
Cina
Marca
Leadsun
Numero di modello
HA60 HA70 HA75 HA80 oppure SK36 SK37 SK38 SK40
Misurare:
230*114*65mm 230*114*75mm
Contenuto AL2O3:
55% - 85%
Densità:
20,1-2,7 g/cm3
Rifrattare:
1300-1800C
pacchetto:
Pallet
Forma:
Personalizzabile
Al2O3:
Da 35 a 80%
Descrizione del prodotto
Customizable High Alumina Brick with 55%-85% Al₂O₃
Leadsun high alumina bricks are engineered for industrial furnaces, steel ladle linings, and kiln applications. 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.
High Temperature Resistance: Withstands extreme temperatures up to 1750°C or higher, maintaining structural integrity.
Excellent Erosion Resistance: Superior resistance to chemical erosion and slag corrosion in acidic or alkaline environments.
Optimal Bulk Density: Dense structure (2.5-3.0 g/cm³) enhances mechanical strength, load-bearing capacity, and thermal conductivity.
Applications
  • Steel furnaces
  • Glass kilns
  • Iron making furnaces
  • Cement kilns
  • Ceramic tunnel kilns
Product Features
  • Available in standard form, normal standard, shaped and special shaped bricks
  • Long service life with easy operation and flexible shaping capabilities
  • Low thermal conductivity with excellent thermal insulation performance
  • Versatile use across various kilns with cost-effective general tray packaging
Product Gallery
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5.0
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Tutte le recensioni

D
Dinh Ngo
Vietnam Mar 17.2026
leadsun's cement with a good package and quality, they already offer me more than 5 years
A
Abdul
Pakistan Feb 26.2026
we buy many times cement from Leadsun Refractory, they always give me best quality and delivery time.
K
k*s
Pakistan Jan 21.2026
The quality of your products is excellent, we are very happy with this material and with our collaboration.