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How a Hydrocyclone Works

Tangential Feed: Liquid slurry enters the cylindrical top section under pressure from a pump, forcing the liquid to spin rapidly. Centrifugal Separation: The spinning motion creates a vortex that pushes heavier, coarser particles outward toward the cone's inner walls. Underflow Discharge: Heavy or coarse particles travel downward along the cone and exit through the bottom opening (apex/spigot). Overflow Discharge: Lighter particles, fine materials, and most of the liquid move toward the center, spiral upward through a pipe called a vortex finder, and exit out the top.

Watch a short video explaining how a hydrocyclone separator functions in liquid systems: 0:38 How a Hydrocyclone separator works? #engineering 1.8K views · 10 months ago YouTube · makingengineeringsimple

Main Parts of a Hydrocyclone

Feed Chamber (Cylinder): Where the slurry enters and the initial spin begins. Conical Section (Body): Speeds up the rotation to separate finer particles. Vortex Finder (Overflow): A short pipe at the top where fine materials and cleaned liquid exit. Apex/Spigot (Underflow): The bottom discharge point for dense or coarse materials.

Common Uses and Applications

Mining and Mineral Processing: Classifying crushed ores, recovering fine minerals, and sizing particles. Wastewater Treatment: Removing sand, grit, and heavy solid pollutants from water. Industrial Recycling: Separating different phase fluids or solid waste from liquid streams. Agriculture: Filtering sand and debris out of irrigation water.

Would you like to know more about the advantages and disadvantages of hydrocyclones, or how to calculate the cut size (D50) for a specific application?