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Fused Zirconia Corundum AZS Brick High Glass Corrosion Resistant Refractory Brick

Fused Zirconia Corundum AZS Brick High Glass Corrosion Resistant Refractory Brick

MOQ: 1 pc
Price: Negotiable
Standard Packaging: Wooden Box
Delivery Period: 20 days
Payment Method: L/C,D/P,T/T,Western Union
Supply Capacity: 1000 tons/month
Detail Information
Place of Origin
CHINA
Brand Name
LEADSUN
Certification
ISO CE
Model Number
AZS33# AZS36# AZS41#
Refractoriness:
1300-1900C
Size:
Customizable
Package:
Pallet
Type:
AZS 33 ZAS36 AZS41
Color:
White
Production:
Casting
Highlight:

AZS Brick Glass Corrosion Resistant

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Fused Zirconia Corundum AZS Brick

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AZS Refractory Brick High Corrosion Resistance

Product Description
Product Overview

Leadsun Fused Zirconia Corundum (AZS) Brick is produced by melting high-purity alumina powder and zircon sand inside electric arc furnaces, followed by casting into molds and controlled cooling. Adopting an oxidation fusion-casting craft, our AZS brick achieves a dense, homogenous internal microstructure. It delivers outstanding glass melt corrosion resistance, superior thermal shock stability, and strong chemical erosion resistance. Widely deployed for glass melting furnaces, non-ferrous metal smelting furnaces, and high-purity steel making furnaces.

Technical Specifications
Item AZS-33#
ER 1681
AZS-36#
ER 1685
AZS-41#
ER 1711
Chemical Composition
Al2O3 ≥50.00 ≥49.00 ≥45.00
ZrO2 ≥32.50 ≥35.50 ≥40.50
SiO2 ≤15.50 ≤13.50 ≤13.00
Na2O + K2O ≤1.30 ≤1.35 ≤1.30
Bulk Density (g/cm³) ≥3.75 ≥3.85 ≥4.00
Apparent Porosity (%) ≤1.2 ≤1.0 ≤1.2
Cold Crushing Strength (MPa) ≥300 ≥300 ≥300
Exudation Temperature of Glass Phase (°C) ≥1400 ≥1400 ≥1410
Bubble Separation Ratio (1300°C * 10h) ≤1.2 ≤1.0 ≤1.0
Anti-Corrosion Rate of Glass Liquid 1500°C * 36h (mm/24h)% ≤1.4 ≤1.3 ≤1.2
Apparent Density (g/cm³)
PT (RN, RC, N) ≥3.50 ≥3.50 ≥3.70
ZWS (RR, EVF, EC, ENC) ≥3.65 ≥3.70 ≥3.90
WS (RT, VF, EPIC, FVP, DCL) ≥3.75 ≥3.80 ≥4.00
Key Features
  • Superior Glass Melt Corrosion Resistance: Excellent anti-erosion performance against molten glass and complex chemical media.
  • Excellent Thermal Shock Stability: Resists rapid temperature fluctuation without brick cracking or spalling.
  • High Hot Load Refractoriness: Maintains stable mechanical strength under long-term high-temperature working conditions.
  • Low Porosity & High Density: Compact structure prevents molten liquid penetration and prolongs service life.
  • Low Glass Phase Exudation: Minimizes glass product contamination for high-grade glass production.
  • Good Abrasion & Alkali Resistance: Reliable performance under severe high-temperature industrial working conditions.
  • Electrode-Free Fusion Casting: Strict quality control, no electrode pollution, stable batch-to-batch consistency.
Product Grades & Applications
AZS-33 (ER 1681)

Most widely used in glass kilns. Suitable for walls, bottoms, superstructures, and feeding channels.

AZS-36 (ER 1685)

Better corrosion resistance and performance with low pollution characteristics. Used in key areas such as melting pool walls near the hot spot of glass furnaces.

AZS-41 (ER 1711)

Best corrosion resistance, performance, and lowest contamination of glass solution. Ideal for critical parts like pool walls, feeding mouth corners, fluid holes, kiln bars, pool bottom bubbling, and all-electric melting furnaces.

Product Images
Fused Zirconia Corundum AZS Brick - close-up view showing dense cast structure
Fused Zirconia Corundum AZS Brick - side profile with uniform dimensions
Fused Zirconia Corundum AZS Brick - surface texture detail
Fused Zirconia Corundum AZS Brick - batch of finished refractory bricks
Available Forms
  • Standard shapes and irregular/custom shapes
  • Blocks, bricks, and special designs as per furnace layout
  • Sizes and thicknesses tailored to application requirements
Applications
  • Glass Industry: Glass tank furnaces, regenerators, throat areas, doghouse corners, paving blocks.
  • Non-Ferrous Metallurgy: Smelting furnaces for copper, aluminum, zinc, and lead.
  • Steel Industry: Ladles, tundishes, refining furnaces.
  • Ceramic & Cement: High-temperature kiln linings, burner blocks.
  • Chemical & Petrochemical: Reactors, reformers, incinerators.
Certification & Quality Assurance
  • Manufactured following international refractory standards
  • Complete inspection certificates for raw material and finished product performance
  • Electrode-free fused cast technology guarantees high purity and stable quality
  • Third-party inspection support available upon buyer's request