Oxide-Bonded SiC Products
LAR's Oxide-bonded SiC products are refractory components made from silicon carbide grains bonded with oxide phases. These oxide-bonded SiC products offer a balance between cost and performance. Many industries select oxide bonded silicon carbide materials for high-temperature structural applications.
Manufacturers produce oxide-bonded SiC products by mixing silicon carbide with oxide binders such as silica or alumina. The process forms a strong ceramic matrix after high-temperature firing. The structure allows oxide bonded silicon carbide components to maintain stability under thermal load.
LAR's Oxide-bonded SiC products show good oxidation resistance and moderate thermal conductivity. These oxide bonded silicon carbide materials perform well in oxidizing kiln atmospheres. Many users choose oxide-bonded SiC products for kiln furniture and heat-resistant supports.
Industries such as ceramics and metallurgy widely use oxide bonded silicon carbide components. These oxide-bonded SiC products support stable firing conditions and improve production efficiency.
Product Overview
Oxide-bonded SiC products are advanced refractory materials made by combining silicon carbide grains with an oxide bonding system to achieve excellent high-temperature performance. These products provide outstanding thermal conductivity, wear resistance, corrosion resistance, and structural stability, making them suitable for demanding industrial applications.
Oxide bonded silicon carbide is widely used in kiln furniture, furnace linings, kiln beams, kiln rollers, saggers, and other high-temperature components. Compared with traditional refractory materials, oxide-bonded SiC products offer better thermal shock resistance and maintain reliable strength during repeated heating and cooling cycles.
LAR manufactures oxide-bonded SiC products with controlled material composition and precise processing technology to ensure consistent quality and long service life. The oxide bonding structure helps improve oxidation resistance while maintaining the excellent heat transfer characteristics of silicon carbide.
These oxide bonded silicon carbide solutions are commonly applied in ceramic kilns, metallurgy, heat treatment equipment, and industrial furnaces. LAR provides customized SiC refractory components according to different operating temperatures, mechanical loads, and application requirements, helping customers improve equipment efficiency and reduce maintenance costs.
Key Features
1. Good High Temperature Stability
Oxide-bonded SiC products maintain structural integrity at elevated temperatures. The oxide bonded silicon carbide matrix resists deformation.
2. Excellent Oxidation Resistance
Oxide bonded silicon carbide forms a protective oxide layer during use. This layer improves durability in oxidizing environments.
3. Moderate Thermal Conductivity
Oxide-bonded SiC products transfer heat effectively. The performance is suitable for many kiln applications.
4. Reliable Thermal Shock Resistance
Oxide bonded silicon carbide adapts to temperature fluctuations. The structure reduces cracking risk during heating cycles.
5. Cost-Effective Performance
Oxide-bonded SiC products offer lower cost compared with high-purity SiC materials. Many users choose oxide bonded silicon carbide for large-scale applications.
6. Stable Mechanical Strength
Oxide bonded silicon carbide components provide sufficient load-bearing capacity. The products support kiln loads safely.
Typical Product Types
Manufacturers supply oxide-bonded SiC products in various forms:
· Oxide bonded silicon carbide kiln shelves
· Oxide-bonded SiC beams and supports
· Oxide bonded silicon carbide rollers
· Oxide-bonded SiC plates and saggers
· Customized oxide bonded silicon carbide components
Manufacturers adjust size, thickness, and structure based on kiln design and load requirements.
Technical Characteristics
Item | Unit | Model A | Model B | Model C |
SiC Content | % | 70 | 75 | 80 |
Oxide Phase (SiO₂/Al₂O₃) | % | 30 | 25 | 20 |
Max Working Temperature | °C | 1350 | 1400 | 1450 |
Bulk Density | g/cm³ | 2.3 | 2.4 | 2.5 |
Apparent Porosity | % | 18 | 16 | 15 |
Cold Crushing Strength | MPa | 80 | 90 | 100 |
Thermal Conductivity (800°C) | W/m·K | 12 | 14 | 16 |
Thermal Expansion Coefficient | 10⁻⁶/K | 4.8 | 4.6 | 4.5 |
Thermal Shock Resistance | — | Good | Good | Good |
Technical parameters depend on production methods and application conditions. Manufacturers can optimize oxide-bonded SiC products to meet specific requirements.
Applications
Oxide-bonded SiC products are widely used in:
· Ceramic Industry – kiln shelves, setters, and supports
· Sanitary Ware Production – load-bearing kiln furniture
· Metallurgical Industry – heat-resistant structures
· Industrial Kilns – tunnel kilns and shuttle kilns
· Heat Treatment – support components
Oxide bonded silicon carbide materials help maintain stable firing environments and consistent product quality.
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Advantages Compared To Others
Material Type | Max Temp (°C) | Thermal Conductivity | Oxidation Resistance | Cost Level |
Cordierite-Mullite | 1250–1300 | Low | Good | Low |
Mullite | 1400–1500 | Medium | Good | Medium |
Oxide Bonded SiC | 1350–1450 | Medium | Excellent | Medium |
Reaction Bonded SiC | 1400–1500 | High | Excellent | Higher |
Oxide-bonded SiC products provide a balanced solution between performance and cost.
Customization & Manufacturing
A reliable supplier provides customized oxide-bonded SiC products based on:
· Kiln type and operating temperature
· Load weight and mechanical requirements
· Product dimensions and thickness
· Service environment and atmosphere
Manufacturers use controlled forming and firing processes to produce oxide bonded silicon carbide components. The production process ensures consistent structure and stable quality. The design approach is similar to engineered kiln furniture systems , where structure directly affects thermal behavior.
Manufacturers optimize oxide-bonded SiC products to improve durability and operational efficiency in industrial applications.
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