Product
Product
Supplier
Search
Get Quote
730 people are quoting
Ceramic arc extinguishing grid plate
Ceramic arc extinguishing grid plates are a type of engineering ceramics used in electrical power systems for the purpose of extinguishing electrical arcs. These plates are specifically designed to withstand high temperatures and electrical stresses, making them ideal for applications in which arc suppression is required.
Advanced Ceramics arc extinguishing grid plates are made from advanced ceramic materials that possess excellent thermal and electrical ceramics insulation properties. These ceramics are typically composed of a combination of metal oxides, such as alumina (Al2O3), zirconia (ZrO2), and silica (SiO2), which provide high mechanical strength and resistance to thermal shocks.
In mechanical engineering, these ceramic grid plates are commonly used in circuit breakers and switchgear systems to control and extinguish electrical arcs that occur during the interruption of high voltage currents. When an electrical arc is generated, the ceramic grid plate acts as a barrier, preventing the arc from spreading and causing damage to the surrounding components.
The unique properties of engineering ceramics, such as their high melting point, low thermal expansion coefficient, and excellent electrical insulation, make them highly effective in extinguishing electrical arcs. The ceramic grid plates are designed with a specific pattern of holes or slots, which allows for the controlled dissipation of heat and energy from the arc, leading to its extinguishment.
These ceramic materials used in arc extinguishing grid plates offer numerous advantages over traditional materials, such as metal. They have superior thermal and electrical insulation properties, excellent mechanical strength, and a longer lifespan. Additionally, ceramics are more resistant to corrosion, wear, and erosion, ensuring the longevity and reliability of the grid plates in demanding electrical environments.
Technical Parameters:
| Item | Unit | Al2O3 95％－97％ | Al2O3 99％ |
| Desity | g/cm3 | 3.7 | 3.85 |
| Flexural Strength | Mpa | 300 | 340 |
| Compressive Strength | Mpa | 3400 | 3600 |
| Modulus of Elaslicity | Gpa | 350 | 380 |
| Impact Resistance | Mpa m1/2 | 4.0 | 5 |
| Weibull Moudulus | m | 10.0 | 10 |
| Vickers Hardness | HV0.5 | 1200.0 | 1300 |
| Thermal Expansion Coefficent | 10-6K-1 | 5.0-8.3 | 5.4-8.3 |
| Thermal Conductivity | W/mK | 24 | 27 |
| Thermal Shork Resistance | △T℃ | 250 | 270 |
| Maximum Use Temperature | ℃ | 1600 | 1650 |
| Volume Resistivity at 20℃ | Ω | ≥1014 | ≥1014 |
| Dielectric Constant | KV/mm | 20 | 25 |
| Open Porosity | % | 0 | 0 |
| Dielectric Constant | ξr | 10 | 10 |
| Dielectric Loss Angle | Tanσ | 0.001 | 0.001 |
If you are interested in the product, contact 2bvideo.com for more information for more information
The information of 2bvideo.com limited shown above is provided by the user or collected on the network. Video 2B does not guarantee the authenticity,accuracy and legitimacy of 2bvideo.com limited information. Video 2B does not involve legal relationships and disputes between users arising from transactions other than secured transactions on this website. Disputes shall be settled by you through negotiation. If you are the person in charge or relevant employee of this enterprise, if you find that the enterprise information is incorrect or want to manage thiscompany, please contact us jacklee1558@gmail.com, after you claim the enterprise, you can obtain management permission, publish supplyand demand information, bring consulting orders, and remove page advertisements.
Main Product:
Advanced Ceramics,
Engineering Ceramics,
Ceramic Disc,
Ceramic Insulator,
Precision Ceramics,
Electrical Ceramics
