In the industrial field, slurry pumps can be seen everywhere, and they are key equipment to ensure the smooth progress of various production processes. Today, let’s explore the working principle of silicon carbide slurry pump together and see how it plays an important role on the industrial stage.
1、 Basic working principle of slurry pump
The slurry pump is essentially a centrifugal pump. The impeller starts to rotate at high speed like a fast spinning windmill, and the blades on the impeller push the surrounding liquid to rotate together. The liquid is thrown out under the action of centrifugal force and quickly thrown from the center of the impeller to the outer edge of the impeller. At this point, the liquid gains a great deal of kinetic energy, just like an athlete running a distance at high speed with high-speed assistance.
As the liquid is thrown to the outer edge of the impeller, a low-pressure area is formed in the center of the impeller, like an empty small space with relatively low pressure. And the liquid outside is in a relatively high pressure environment, just like water flowing downwards. Under the pressure difference, the liquid outside will continuously flow into the center of the impeller to replenish the liquid thrown out.
After the liquid enters the pump casing, the flow velocity of the liquid will gradually decrease due to the gradually expanding flow channel of the pump casing, like a widening river. In this process, a portion of kinetic energy is converted into static pressure energy, which is like a car slowly slowing down, converting the energy brought by speed into other forms of energy. Finally, the liquid is transported out of the discharge port at a higher pressure, completing one transport task. As long as the impeller keeps rotating, this process will continue, and the liquid will be continuously sucked in and squeezed out.
2、 The unique feature of silicon carbide slurry pump
Shandong Zhongpeng focuses on reaction sintered silicon carbide ceramics, and the silicon carbide slurry pump made from this material has outstanding advantages.
1. Superb wear resistance
The hardness of silicon carbide ceramics is extremely high, with Mohs hardness second only to diamond in nature. It is very wear-resistant, like wearing a strong armor, and can resist the continuous erosion of solid particles in slag slurry. Compared with traditional metal slurry pumps, the service life of silicon carbide slurry pumps is greatly extended. In some industrial scenarios that require long-term and high load operation, such as mining, metallurgy and other industries, silicon carbide slurry pumps can operate stably, reducing the trouble and cost caused by frequent equipment replacement.
2. Excellent corrosion resistance
Silicon carbide has excellent chemical stability and can withstand long-term corrosion from highly corrosive media. In industries such as chemical metallurgy, it is often necessary to transport various corrosive liquids, and ordinary metal pumps are easily damaged by the erosion of these media. And the silicon carbide slurry pump is like a brave warrior who is not afraid of corrosion, able to work normally in such harsh environments, ensuring production continuity and reducing equipment maintenance and replacement costs.
3. Good high temperature resistance
The silicon carbide slurry pump can withstand high temperatures of 1350 ℃, which enables it to operate stably in high-temperature environments. In some industrial production involving high-temperature processes, such as ceramic kilns and steel smelting, silicon carbide slurry pumps can meet special work requirements and provide reliable solutions for the transportation of high-temperature media.
3、 Application fields of silicon carbide slurry pump
With these excellent properties, silicon carbide slurry pumps have been widely used in various fields such as mining and metallurgy, playing an important role in industrial transportation with their unique working principle and outstanding performance. With the continuous advancement and innovation of technology, we believe that silicon carbide slurry pumps will demonstrate their advantages in more fields, bringing higher efficiency and lower costs to industrial production.
Post time: Jun-17-2025