High Wear Resistance Corrosion Resistance Silicon Nitride Ceramic Bearing Si3N4 Grinding Balls
Product characteritics
Silicon Nitride material is one of the hardest materials in the world with extrusion molding process and hot isostatic pressing sintering adopted during the production. Its high strength, wear resistance, temperature resistance, corrosion resistance, acid resistance and alkali resistance can well ensure the purity of materials.
Technical Parameter
| Density (g/cm3) |
Purity (%) |
Elastic Modulus (GPa) |
Crushing Load Ratio (25℃, %) |
Hardness(HRA) |
| 3.2土0.05 | >99.5 | 300~320 | ≥40 | 91 |
| Fracture toughness (MPa·m1/2) |
Bending strength (Map) |
Poisson's Ratio | Thermal expansion coefficient(10-6K-1) | Weibull modulus |
| 6.0-7.0 | 600-700 | 0.25 | 2.3~3.2 | 10～12 |
| Thermal Conductivity W·(m·K)-1 |
Specific Resistivity | Acid and alkali corrosion resistance | Dimensional stability | magnetic |
| 15~20 | 101s | Good | Good | No |
Application
In terms of application, high temperature resistant silicon nitride ceramic nozzles are widely used in petrochemical industry, food processing, environmental protection and other fields. In the field of petrochemical industry, it can be used inside reactors in catalytic cracking, petroleum refining and other processes to provide efficient mixing and dispersion effects; in the field of food processing, it can be used for temperature control in cooking, baking and other processes to ensure The taste and nutritional content of food; in the field of environmental protection, it can be used in equipment in waste gas treatment, waste water treatment and other processes to improve treatment efficiency and environmental protection effects.
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