Kiln shelves are a high-temperature product that can directly contact the fired material. It has a maximum working temperature of 1650ºC. Kerui Refractory offers two kinds of kiln furniture, including cordierit-mullite kiln shelves and silicon carbide kiln shelves (OBSIC, SIC, SiSiC/RBSiC, RSiC, NSiC, SSiC). We also offer a variety of hot common sizes and customized products to 100+ global customers.
Kerui Kiln Shelves for Sale
Keri provides the following two types of kiln shelves, including cordierite mullite kiln furniture and silicon carbide kiln furniture. Please choose the appropriate product according to the usage scenario. Please see the specific parameters.
NO.1 Cordierit Mullite Pottery Kiln Shelves (500-1300°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 |
OD*ID*L: (35-220)*(20-180)*(20-1000)mm;
NO.2 Silicon Carbide Kiln Shelves Products (1650°C)
We offer a comprehensive portfolio of advanced silicon carbide shelves tailored for diverse kiln shelf applications, ensuring optimal performance and longevity under extreme thermal and chemical conditions. Our material range includes: OBSIC, SIC, SiSiC/RBSiC, RSiC, NSiC, SSiC. Choose the right materials to extend the service life of your kiln or equipment.
| 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 |
Outer diameter: 142-1050mm;
Inner diameter: 110-930mm;
Overall height: 180-1320mm;
Advantages of Kerui Ceramic Kiln Shelves
-
High-temp
Resistance
Corrosion
Resistance
Wear
Resistance
Good Thermal
Insulation
-
Dimensional
Stability
High
Strength
Environmentally
Friendly
Easy To
Construct
