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High Alumina Refractory Brick with ≥75% Al2O3 | ISO9001 & CE Certified for Steel, Cement, and Power Industries
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ZHENGZHOU RONGSHENG REFRACTORY CO., LIMITED
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Product Parameters
PhysicalProperties
Color: Light Yellow to Brown
Density: ≥ 2.6 g/cm³
Porosity: ≤ 20%
Al2O3 Content: ≥ 75%
Refractoriness: ≥ 1750 °C
Thermal Conductivity: ≤ 1.5 W/(m·K)
Moisture Content: ≤ 1%
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MechanicalProperties
Compressive Strength: ≥ 70 MPa at 20 °C
Flexural Strength: ≥ 8 MPa at 20 °C
Thermal Expansion: ≤ 5 × 10⁻⁶ /°C (20-1000 °C)
ChemicalProperties
Slag Resistance: Excellent
Acid Resistance: Good
Basic Resistance: Good
StandardsCompliance
ISO Certification: ISO 9001
CE Marking: Yes
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Product Details
Product Introduction
Manufactured by Zhengzhou Rongsheng Refractory Materials Co., Ltd., this high alumina refractory brick delivers exceptional performance with Al₂O₃ content of at least 75%. Designed for extreme thermal conditions, it offers superior resistance to heat, mechanical stress, and chemical corrosion—ideal for demanding environments in steelmaking, cement production, and power generation. Certified under ISO9001 quality management and CE standards, the product ensures consistent quality and global compliance. With options for custom sizing and rapid turnaround, we provide reliable, long-lasting protection for industrial furnaces worldwide.
Advantages and features
1. Al₂O₃ content ≥75% for enhanced thermal stability and durability. 2. Resists acid and basic slags, ensuring longer service life in harsh chemical environments. 3. High compressive strength and low thermal conductivity improve energy efficiency. 4. ISO9001 and CE certified for international compliance and quality assurance. 5. Customizable dimensions and fast delivery support global project timelines.
Application Scenario
Ideal for use in blast furnaces, cement rotary kilns, electric arc furnaces, and other high-temperature industrial equipment across the steel, cement, power, and non-ferrous metal sectors globally. Suitable for OEMs, contractors, and plant operators seeking reliable, certified refractory solutions.
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Corporate Information
ZHENGZHOU RONGSHENG REFRACTORY CO., LIMITED
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Service Information
Address
Litang Industrial District, Xinmi, Henan, China.
Advisory Message
Pre-sales advice
After-sales service
Rongsheng service. Pre-sales consultation, solutions, after-sales service. After-sales online installation guidance.
Product Specifications
Color
White Light Gray Dark Gray
Size
230x114x65 mm 300x150x75 mm 400x200x100 mm 300x300x100 mm
Al2O3_Content
75% 80% 85%
Density
2.8 g/cm³ 3.0 g/cm³ 3.2 g/cm³
Thermal_Conductivity
0.8 W/m·K 1.0 W/m·K 1.2 W/m·K
Compressive_Strength
50 MPa 60 MPa 70 MPa
Service_Temperature
1400°C 1500°C 1600°C
Grade
Standard Grade High Grade Ultra High Grade
Packaging
Shrink-wrapped Wooden pallets Cardboard boxes
Custom_Logos
Available Not Available
Product Parameters
Product Details
Corporate Information
Service Guarantee
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