Silicon Carbide Kiln Shelves is widely used in the ceramic and glass industries. It boasts high-temperature stability, wear resistance, and chemical stability. Primarily, it is used to support ceramic products in kilns, maintaining structural integrity at high temperatures and withstanding thermal cycling without deformation.
Silicon Carbide Kiln Shelves Specifications
| Item | Silicon Carbide Kiln Shelves |
|---|---|
| Contents | SiC≥90%-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 |
Nitride Bonded Silicon Carbide Kiln Shelves Specifications
| Item | Nitride Bonded Silicon Carbide Kiln Shelves |
|---|---|
| SiC % | ≥75 |
| Density g/cm3 | 2.65～2.85 |
| Porosity % | 13-15 |
| Bending strength (20℃)Mpa | 160-180 |
| Bending strength (1200℃)Mpa | 170-180 |
| compressive strength (20℃)Mpa | 580 |
| Hardness Kg/mm2 | 2000-3000 |
| Thermal Conductivity (1200℃)w.m-1.k-1 | 19.6 |
| Coefficient of thermal expansion(1200℃) | 4.7 |
| Maximum operation temperature ℃ | 1550 |
The specific models of silicon carbide kiln furniture we can provide are as follows. If you have special size requirements, we can also customize the size for you: