// SPEC · Refractory Bricks
Dense Fireclay Brick Al2O3 40%
Dense fireclay brick, Al2O3 40%, low apparent porosity 16%, max 1400°C. Superior slag resistance for petrochemical cracking furnaces, glass tank crowns, and aggressive chemical environments.
// Key Features
- Low apparent porosity ≤16% for reduced slag and melt penetration
- High cold crushing strength ≥50 MPa for structural integrity
- Excellent resistance to acid and alkali slag attack
- Improved abrasion resistance in high-velocity flue gas environments
// Technical Specifications
| Al2O3 (%) | ≥40 |
| Fe2O3 (%) | ≤2.0 |
| Apparent Porosity (%) | ≤16 |
| Cold Crushing Strength (MPa) | ≥50 |
| Refractoriness Under Load (°C) | ≥1300 |
// Applications
Petrochemical cracking furnace radiant sectionGlass tank crown and upper sidewallCement rotary kiln transition zoneWaste incinerator combustion chamber liningAcid regenerator checker brick setting
// Quick Specs
Max Temperature1400°C
Thermal Conductivity1.3 W/(m·K) at 600°C
Density2.35 g/cm³
StandardGB/T 2493
// Get Pricing
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