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A rotary lobe pump is a positive displacement pump. That is, it displaces a set volume of liquid with each turn.
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How does a rotary lobe pump work? In today’s world, industries rely on machines that can move liquids smoothly and efficiently. One such machine that’s widely trusted in food, pharma, and even cosmetic manufacturing is the rotary lobe pump. It may sound technical, but don’t worry we’re going to break it down in the simplest way.
How Does a Rotary Lobe Pump Work? A sanitary rotary lobe pump works using two or more lobes that rotate around parallel shafts. These lobes turn in opposite directions. As they move, they pull liquid in from one side and push it out from the other side. Here’s a step-by-step version: • The lobes rotate and create a vacuum at the inlet. • Liquid flows into the empty space created by the lobes. • As the lobes keep turning, they trap the liquid. • The lobes carry the liquid around the casing and gently push it out through the outlet.
What Are Rotary Lobe Pump Uses? Rotary lobe pumps are used in many sectors, especially where clean, smooth, and gentle handling of liquids is key. You’ll find them in: • Food processing (think ketchup, yogurt, sauces) • Pharmaceuticals (for creams, gels, serums) • Cosmetics • Beverage manufacturing • Chemical industries Basically, anywhere thick or sensitive liquids need to be moved carefully, rotary lobe pumps shine.