Kiln shelves are a high-temperature product that can directly contact the fired material. It has a maximum working temperature of 2000ºC. Kerui Refractory offers two kinds of kiln furniture, including silicon carbide kiln shelves (Sic, SiSiC, RBSiC, NBSiC) and cordierit-mullite kiln shelves. We also offer a variety of shapes and support customized products.
NO.1 Cordierit Mullite Kiln Furniture Products (900-1320°C)
| Item | Index |
|---|---|
| Mineralogy | Cordierite-Mullite |
| Al2O3, % | 37 |
| SiO2, % | 50 |
| MgO, % | 8 |
| Bulk Density, g/cm³ | 1.85 |
| Apparent Porosity, % | 28 |
| M.O.R. @ 20°C, Mpa | 15 |
| M.O.R. @1250°C, Mpa | 13 |
| C-16 .T.E.@ 25℃-1000, 10 K | 2.4 |
| Specific Heat @20°C, Kj/Kg.K | 1.0 |
| Thermal Shock Resistance, ★ | ★★★★ |
| Max Working Temperature, ℃ | 1320 |
Cordierit Mullite Plates
- Max working Temperature: 1280-1320℃;
- Ordinary Shed Plates:
- L*W*T: (175-650)*(280-760)*(7-30);
Cordierit Mullite Batts
- Max working Temperature: 1280-1320℃;
- Ordinary Shed Batts:
- OD*ID*L: (35-220)*(20-180)*(20-1000)mm;
Cordierit Mullite Common Supports
- Max working Temperature: 1280-1320℃;
- Ordinary Shed Plates:
Cordierit Mullite Saggers
- Max working Temperature: 1280-1320℃;
- Square Sagger:
- L*W*H: 330*330*(70-150)mm;
- Round Sagger:
- Outer Diameter: 196-373mm;
- H: 27-51mm;
- Inner Diameter: 170-326mm;
- Inner Bottom Diameter: 110-235mm;
- Deep Inside: 11-32mm;
Cordierit Mullite Crucible
- Max working Temperature: 1280-1320℃;
- Square Sagger:
- Size: Contact us to confirm the size;
Cordierit Mullite Roller
- Max working Temperature: 1280-1320℃;
- Ordinary Shed Roller:
- OD*ID*L: (35-220)*(20-180)*(20-1000)mm;
NO.2 Silicon Carbide Kiln Shelves Products (1650°C)
| Item | RSIC |
|---|---|
| Contents | SiC≥99% |
| Bulk Density, g.cm-³ | 2.65-2.75 |
| Apparent Porosity, % | < 15 |
| Modulus of Ruture at 20°C, Mpa | 90-100 |
| Modulus of Rupture at 1200°C, Mpa | 100-110 |
| Hardness at 20°C, Kg/mm² | 1800-2000 |
| Fracture Toughness at 20°C, Mpa*M½ | 1.8-2.0 |
| Thermal Conductivity at 1200°C, W/m.k | 35-36 |
| Thermal Expansion at 20-1200°C, 1x10 */°C | 4.6 |
| Thermal Shock Resistance at 1200°C | Very good |
| Max.working Temperature | 1650°C |
OB-SIC Silicon Carbide Plates
- Max. working temp: 1650°C;
- Materials: Sic, SiSiC, RBSiC, NBSiC;
- Length: 370-800mm;
- Width: 550-1000mm;
- Thickness: 11-20mm;
- Shape: Square plates, round plates and various special-shaped plates.
Silicon Carbide Beam RBSIC
- Max. working temp: 1650℃;
- Materials: Sic, SiSiC, RBSiC, NBSiC;
- H: 25-300mm;
- B: 25-300mm;
- L: 50-400mm;
- Thickness: 4-12mm;
Silicon Carbide Rollers
- Max. working temp: 1650℃;
- Materials: Sic, SiSiC, RBSiC, NBSiC;
- D: 20-200mm;
- L: 50-4000mm;
- Thickness: 4-10mm;
Silicon Carbide Batts
- Max. working temp: 1650℃;
- Materials: Sic, SiSiC, RBSiC, NBSiC;
- Compression strength: >600MPa;
Silicon Carbide Burner Nozzles
- Max. working temp: 1650℃;
- Materials: Sic, SiSiC, RBSiC, NBSiC;
- D: 40-200MM;
- L: 120-800mm
- Thickness: 3-12mm;
RSIC Kiln Furniture
Recrystallized silicon carbide kiln types: Beam, batt, plate, roller, tube, sagger, nozzle, pillars, crucibles, etc. It has higher refractoriness and longer service life.
Silicon Carbide Saggers
- Max. working temp: 1650℃;
- Materials: Sic, SiSiC, RBSiC, NBSiC;
- Good thermal conductivity: >24W/mK;
- Apparent porosity: ≤10-18%;
- Load softening point: ≥1600-1700;
Silicon Carbide Crucibles
- Max working Temperature: 1650ºC;
- Materials: Sic, SiSiC, RBSiC, NBSiC;
- Bulk density: ≥1.9-2.1g/cm³;
- Outer diameter: 142-1050mm;;
- Inner diameter: 110-930mm
- Overall height: 180-1320mm;
Advantages of Kerui Ceramic Kiln Furnitures
- High-temperature Resistance;
- Corrosion Resistance;
- Wear Resistance;
- Good Thermal Insulation;
- Dimensional Stability;
- High Strength.
Applications Industries of Kiln Shelves
Kiln furniture can be classified into various types based on their industry applications, such as brick refractory and tile kiln furniture, ceramic kiln furniture, and so on. Here is a specific classification:
- Building materials Industry: large kiln shelves is used for firing glass, calcining lime, calcining cement clinker, calcining ceramic products, and firing building materials such as bricks and tiles.
- Metallurgy industry: Kiln furniture is used for metal smelting (steel, aluminum, copper), heat treatment kiln furniture, and so on.
- Chemical industry: Pottery kiln shelves are used for producing chemical products, refining petroleum, and so on.
- Mechanical industry: Kiln furniture is used for casting metal parts, manufacturing molds, and so on.
- Electronics industry: Kiln furniture is used for firing electronic ceramic components, producing semiconductor chips, and so on.
Kerui Refractory – Your Choice of Ceramic Kiln Furniture
Kerui Refractory is a professional manufacturer and supplier of kiln furniture. As a well-known refractory partner, we offer the following services:
Quality Assurance
- Raw material inspection: All raw materials undergo rigorous multi-dimensional testing before entering the production process.
- Automated manufacturing: Our factory is equipped with highly automated machinery to ensure precise and consistent product quality.
- Dimensional and physical testing: Finished kiln furniture undergoes comprehensive dimensional and physical testing before being packaged and shipped.
Product Customization
- Standard models: We maintain an inventory of standard kiln furniture models for quick delivery.
- Customized shapes: We can customize kiln furniture to meet your specific application requirements based on your drawings.
- Tailored chemical composition: We can also customize the chemical composition of kiln furniture to meet the needs of different industries. Contact us through WhatsApp to explain your needs.
Professional Solutions
- High-temperature application design: Our engineers can provide design drawings for various high-temperature applications.
- Product selection assistance: We can help you determine the right product combination for your needs.
- On-site construction guidance: Our construction team can provide on-site guidance to help you complete your high-temperature project quickly and efficiently.
Certificates of Kerui Refractory
As a manufacturer, Corey holds production licenses, ISO certifications, CE marks, and other relevant certifications. If you require any specific certifications for this product, please contact us.
Contact Kerui Refractory for Kiln Shelves
If you’re looking for high-quality kiln shelves that deliver exceptional performance in high-temperature environments, Kerui Refractory is your trusted partner. With years of expertise in manufacturing refractory materials, we offer durable, thermally stable, and cost-effective kiln shelves tailored to meet the demands of industries like ceramics, glass, and metallurgy. Our products are designed to withstand extreme temperatures, thermal shock, and mechanical stress, ensuring long-lasting reliability and efficiency. Whether you need standard sizes or custom solutions, Kerui Refractory provides expert guidance and competitive pricing.
