Hubei Zhongnai New Material Technology Co., Ltd.

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DGL-145 Premium Wall High Alumina Bricks with Rhodochrosite Enhancement - Ultra-High Temperature Performance & Structural Excellence

Advanced DGL-145 wall high alumina bricks with rhodochrosite enhancement, delivering exceptional performance at 1450°C with ultra-low creep rate (≤0.2%), superior bulk density (≥2.45 g/cm³), and outstanding cold crushing strength (≥50 MPa). Premium refractory solutions for hot blast stove walls and partition structures.

Key words:

DGL-145 Wall HB(WALL) High Aluminum Brick with Rhodochrosite

DGL-145

wall high alumina bricks

rhodochrosite enhanced refractory

hot blast stove walls

partition wall bricks

ultra-low creep

premium refractory materials

structural refractory bricks

Classification:

Refractory materials for metallurgical industry

Refractory brick

High Alumina Brick

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DGL-145 Premium Wall High Alumina Bricks with Rhodochrosite Enhancement

Ultra-High Temperature Performance & Structural Excellence for Industrial Applications

≤0.2% Creep Rate 1450°C Service ≥2.45 g/cm³ Density ≥50 MPa Strength ≥61% Al₂O₃ Wall & Partition

Hubei Zhongnai New Material Technology Co., Ltd.

Advanced Wall Construction Technology

DGL-145 premium wall high alumina bricks represent the pinnacle of structural refractory engineering, specifically designed for demanding wall and partition applications in hot blast stoves. Enhanced with proprietary rhodochrosite technology, these bricks deliver exceptional dimensional stability and structural integrity at extreme temperatures up to 1450°C.

Ultra-low creep rate: ≤0.2% (1450°C, 20-50h, 0.2MPa)
Exceptional bulk density: ≥2.45 g/cm³ for superior load-bearing capacity
Outstanding cold crushing strength: ≥50 MPa for structural applications
Premium alumina content: ≥61% Al₂O₃ for enhanced refractoriness
Optimised porosity: ≤20% for superior thermal performance

Rhodochrosite Enhancement Innovation

Incorporating cutting-edge rhodochrosite enhancement technology, DGL-145 wall bricks achieve unprecedented performance levels for structural applications. Advanced chemical composition control ensures optimal phase stability and exceptional resistance to thermal cycling and mechanical stress in demanding industrial environments.

Controlled TiO₂ content: ≤0.5% for enhanced phase stability
Optimised Fe₂O₃ content: ≤2.0% for improved durability
Minimal alkali content: K₂O + Na₂O ≤0.6% for thermal stability
Advanced microstructural engineering for wall applications
Superior resistance to thermal shock and mechanical stress

Premium Technical Specifications - DGL-145 Wall Performance Standards

Performance Parameter	Unit	DGL-145 Specification	Testing Standard
Apparent Porosity (AP)	%	≤ 20	ASTM C20
Bulk Density (BD)	g/cm³	≥ 2.45	ASTM C20
Cold Crushing Strength (CCS)	MPa	≥ 50	ASTM C133
Creep Rate (1450°C, 20-50h, 0.2MPa)	%	≤ 0.2	ASTM C832
Al₂O₃ Content	%	≥ 61	XRF Analysis
TiO₂ Content	%	≤ 0.5	XRF Analysis
Fe₂O₃ Content	%	≤ 2.0	XRF Analysis
K₂O + Na₂O Content	%	≤ 0.6	XRF Analysis
Service Temperature	°C	1450	Continuous Operation
Primary Application	-	Wall & Partition Structures	Hot Blast Stove Construction

Specialised Structural Applications & Engineering Solutions

DGL-145 premium wall high alumina bricks are engineered specifically for structural applications requiring exceptional load-bearing capacity, dimensional stability, and thermal resistance in extreme operating environments. These advanced materials provide the foundation for reliable industrial infrastructure.

Hot Blast Stove Wall Construction

Primary application for furnace wall lining and partition wall construction in hot blast stoves operating at temperatures up to 1450°C, providing exceptional structural integrity and thermal resistance for long-term reliable operation.

Partition Wall Systems

Advanced structural solutions for division walls and partition systems in industrial furnaces, combustion chambers, and high-temperature processing equipment requiring superior mechanical strength and thermal stability.

Industrial Furnace Lining

Premium refractory lining solutions for industrial furnaces, kilns, and high-temperature processing equipment where exceptional structural performance and resistance to thermal cycling are critical for operational success.

Combustion Chamber Construction

Specialised applications in combustion chamber walls and structural elements where high mechanical strength, thermal shock resistance, and dimensional stability are essential for safe and efficient operation.

Rhodochrosite Enhancement Technology & Structural Innovation

Advanced Structural Engineering

Revolutionary rhodochrosite enhancement technology optimises microstructural development and phase composition, delivering exceptional mechanical properties and structural integrity for demanding wall and partition applications in extreme thermal environments.

Ultra-High Temperature Performance

Exceptional service capability at 1450°C with ultra-low creep rate (≤0.2%) enables extended operational life and reliable structural performance in the most demanding industrial high-temperature applications and thermal cycling conditions.

Superior Load-Bearing Capacity

Outstanding cold crushing strength (≥50 MPa) combined with high bulk density (≥2.45 g/cm³) provides exceptional load-bearing capacity for structural applications requiring long-term mechanical stability under thermal and mechanical stress.

Advanced Performance Testing & Quality Standards

Ultra-High Temperature Creep Testing

Rigorous testing protocol at 1450°C under 0.2MPa load for 20-50 hours, exceeding industry standards to validate ultra-low creep performance and long-term dimensional stability under extreme operating conditions.

Structural Integrity Validation

Comprehensive mechanical testing including cold crushing strength, thermal shock resistance, and dimensional stability evaluation to ensure exceptional performance in demanding structural applications.

Advanced Chemical Analysis

Precise control and verification of Al₂O₃, TiO₂, Fe₂O₃, and alkali oxide content using XRF analysis and other advanced analytical techniques to ensure consistent composition and optimal performance characteristics.

Microstructural Characterisation

Advanced microstructural analysis using SEM, XRD, and thermal analysis to verify rhodochrosite enhancement effectiveness and optimise phase composition for superior structural performance.