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Silicon carbide seal ring
Product description
Product Description: The product is resistant to acid, alkali, high bending strength, excellent oxidation resistance, high wear resistance and low coefficient of friction. In the petroleum, chemical, microelectronics, automotive, aerospace, military and other industrial areas has been widely used.
Main features: high strength, high temperature, high hardness, high wear resistance, corrosion resistance, oxidation resistance, thermal shock resistance, good thermal conductivity and thermal efficiency.
The main purpose: pump mechanical seals
Product performance:
| Technical parameter | Unit | RBSiC | SSiC |
| Hardness | HS | ≥110 | ≥115 |
| Porosity Rate | % | ＜0.3 | ＜0.2 |
| Density | g/cm3 | 3.00-3.05 | ＞3.10 |
| Compressive Strength | Mpa | ＞2200 | ＞2500 |
| Fractural Strength | Mpa | ＞350 | ＞380 |
| Coefficient of Expansion | 10/℃ | 4 | 4.2 |
| Content of SiC | % | ≥90 | ≥98 |
| Free Si | % | ≤10 | ≤1 |
| Elastic Modulus | Gpa | ≥400 | ≥410 |
| Temperature | ℃ | 1300 | 1400 |
