Thermal Shock Resistance Silicon Carbide Kiln Shelves Slab Black Color
1. Introduction
The silicon carbide slab belongs to the high-quality fire-proof material, it has the fine thermal conductivity, the high heat shock stability, the high load capacity softening point and the very good wear-resisting performance, widely uses in each kind having the special request profession. Company product: The chamber, the furnace tube, the wear-resisting guide rail, the silicon carbide chest earthen bowl, receives burns the board, the push pedal, the awning board, the kiln stove burner nozzle and so on. The quality is stable, the size is precise, could make as special request and make surface polish.
2.Parameter of Product
| Apparent porosity | ≤16% | |
| Bulk density | ≥2.65g/cm3 | |
| Cold compression strength | ≥100Mpa | |
| Modulus rapture at room temperature | ≥25Mpa | |
| Coefficient of thermal liner expansion | 4.5×10-6 /℃ | |
| Thermal conductivity | ≥12w/mk | |
| Refractoriness | 1600℃ | |
| 0.2Mpa (Loading softening point) | 1500℃ | |
| Max working temperature | 1400℃ | |
| Composition | SiC | ≥85% |
| Al2O3+SiO2 | ≤12% | |
| Fe2O3 | ≤1.0% | |
3. Producing Craft of Product
1) Reaction bonded silicon carbide plate, minimum thickness:8-10mm
2) Oxide bonded silicon carbide plate, minimum thickness:15-20mm
4. FEATURES
1). High temperature resistance
2). Corrosion resistance
3). Oxidation resistance.
4). Wear resistance.
Silicon carbide slab have the characteristics of high flexing strength at elevated temperatures, high thermal shock resistance. High corrosion resistance and high thermal conductivity, high resistivity against alkalis.
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