AZS-36 Bricks
LAR’s AZS-36 Bricks are high-performance refractory materials used in glass melting furnaces. Manufacturers produce AZS-36 corundum Bricks through electro-fusion casting technology. This process forms a dense and interlocked crystal structure.AZS-36 Bricks belong to the azs-bricks family. The material contains alumina (Al₂O₃), zirconia (ZrO₂), and silica (SiO₂). The “36” grade represents a higher zirconia content than AZS-33. This composition improves corrosion resistance and high-temperature performance.
LAR’s AZS-36 corundum Bricks are a type of advanced corundum brick used in critical furnace areas. The material shows strong resistance to molten glass erosion. The structure remains stable during long-term operation.AZS-36 Bricks provide reliable corrosion resistance in glass furnace applications. The products maintain stable performance under high-temperature glass melting conditions.
High zirconia content improves resistance to molten glass erosion and chemical attack. The dense fused cast structure also helps extend furnace lining service life.AZS-36 bricks offer good thermal stability and strong mechanical strength during continuous furnace operation. The products reduce glass phase penetration and improve furnace efficiency.AZS-36 bricks are widely used in glass tank furnaces, sidewalls, paving areas, and superstructure sections. The products help lower maintenance frequency and support long-term furnace stability.
Product Overview
AZS-36 bricks are fused cast refractory materials specially designed for glass furnace applications requiring excellent corrosion resistance and stable performance under high-temperature conditions. These bricks are mainly composed of alumina (Al₂O₃), zirconia (ZrO₂), and silica (SiO₂), forming a dense structure that provides reliable protection against molten glass erosion.
AZS-36 corundum bricks offer good resistance to chemical attack, thermal stress, and glass liquid penetration. The combination of zirconia and alumina phases helps improve structural stability, while the corundum crystal structure provides high-temperature strength and wear resistance during long-term furnace operation.
AZS-36 bricks are widely used in glass melting furnaces, including furnace walls, bottom areas, flow channels, and other sections exposed to molten glass. Their low reactivity and stable performance help reduce glass defects caused by refractory corrosion and support continuous production processes.
LAR manufactures customized AZS-36 corundum bricks according to furnace design, glass composition, operating temperature, and installation requirements. With controlled raw materials and advanced production technology, LAR provides durable refractory solutions that help customers extend furnace service life, reduce maintenance frequency, and improve operational reliability in the glass industry.
Key Features
Enhanced Corrosion Resistance
AZS-36 Bricks provide better resistance to molten glass compared with lower-grade azs-bricks. The higher zirconia content improves chemical stability. The material performs well in glass contact zones.
Excellent High Temperature Stability
AZS-36 corundum Bricks maintain stable properties at high temperatures. The material resists deformation during continuous furnace operation. The structure supports long service life.
Good Thermal Shock Resistance
The material tolerates temperature fluctuations. The structure reduces the risk of cracking. The product performs reliably during heating and cooling cycles.
High Mechanical Strength
Each corundum brick provides strong load-bearing capacity. The dense fused structure supports demanding industrial conditions. The product maintains integrity under stress.
Long Service Life
AZS-36 Bricks resist wear and chemical attack. The product lasts longer than many standard refractory materials. Users benefit from reduced maintenance costs.
Typical Product Types
Manufacturers supply different types of azs-bricks for various applications:
· Standard AZS-36 Bricks
· AZS-36 corundum Bricks for glass contact areas
· Fused cast corundum brick blocks
· Customized shapes for furnace zones
Each type matches specific furnace conditions. Suppliers adjust structure and composition based on application requirements.
Technical Characteristics
Item | Unit | Standard AZS-36 Brick | Dense AZS-36 Brick | Fused Cast AZS-36 Brick |
ZrO₂ Content | % | ≥35 | ≥36 | ≥36 |
Al₂O₃ Content | % | 50–52 | 49–51 | 49–50 |
SiO₂ Content | % | 12–15 | 11–14 | 10–13 |
Bulk Density | g/cm³ | 3.60–3.75 | 3.70–3.85 | 3.80–3.95 |
Apparent Porosity | % | ≤3 | ≤2 | ≤1.5 |
Cold Crushing Strength | MPa | ≥250 | ≥280 | ≥300 |
Refractoriness Under Load | °C | ≥1680 | ≥1700 | ≥1700 |
Glass Phase Exudation | % | ≤2.0 | ≤1.8 | ≤1.5 |
Thermal Expansion Coefficient | ×10⁻⁶/K | 4.8–5.8 | 4.6–5.5 | 4.5–5.3 |
Max Service Temperature | °C | 1700 | 1700 | 1700 |
Technical parameters depend on product grade and working conditions. Manufacturers provide detailed specifications for each project.
Applications
AZS-36 Bricks are widely used in demanding glass furnace environments:
· Glass Industry – melting zones and sidewalls
· Float Glass Furnaces – high corrosion areas
· Container Glass Furnaces – critical lining systems
· Special Glass Production – chemically aggressive zones
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AZS-36 corundum Bricks improve furnace durability and production stability. The material supports consistent glass quality.
Advantages Compared To Others
Type | Advantages | Application |
AZS-36 Bricks | Higher corrosion resistance, improved durability | High-demand furnace zones |
AZS-33 Bricks | Balanced performance, cost-effective | General furnace areas |
AZS-36 Bricks provide stronger resistance in harsh conditions. The material is suitable for areas with higher chemical attack.
Customization & Manufacturing
A professional azs-bricks supplier provides customized AZS-36 Bricks solutions. The manufacturer adjusts the product based on:
· Furnace structure and operating temperature
· Glass composition and corrosion conditions
· Required dimensions and shapes
· Performance targets
The electro-fusion casting process ensures consistent quality and precise dimensions. The product meets the requirements of modern glass industry applications.
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