An Anchor Mixer Agitator (also referred to as an anchor impeller or anchor stirrer) is a specialized industrial mixing device optimized for high-viscosity materials. It excels in applications requiring gentle, thorough blending without introducing excessive shear.
Anchor Mixer Agitator Video
Key Features
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Shape and Design: It features an impeller shaped like a large “U” or anchor, with two vertical arms connected by a horizontal crossbar at the bottom. The blades closely follow the contour of the mixing tank (typically 90-95% of the tank diameter), maintaining minimal clearance from the walls and bottom.
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Flow Pattern: Produces primarily radial and tangential flow with low shear, promoting gentle laminar circulation. Material is scraped or swept from the vessel walls, preventing buildup and ensuring uniform mixing.
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Operation: Runs at low speeds (often 5-60 RPM) for energy efficiency and to avoid excessive turbulence.
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Variants: Often includes optional scrapers (wipers) for enhanced wall cleaning and heat transfer; can be combined with helical ribbons, secondary impellers, or used in multi-shaft/coaxial systems for better top-to-bottom motion.
Primary Applications
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Ideal for medium to high-viscosity liquids (5,000–100,000+ cP), non-Newtonian fluids, pseudoplastics, and shear-sensitive materials.
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Excellent for heat transfer in jacketed vessels (e.g., removing stagnant layers from walls).
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Common industries: Chemicals, pharmaceuticals, food & beverages, cosmetics, biotechnology, pulp & paper, paints, and adhesives.
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Processes: Homogenization, blending, dissolution, suspension, fermentation, and reactions requiring gentle agitation without damaging delicate components.
Advantages
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Prevents dead zones and fouling on tank surfaces.
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Promotes uniform temperature distribution and efficient heat exchange.
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Low shear protects sensitive products (e.g., cell cultures).
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Economical for laminar flow in viscous systems.
* Power voltage can be adjusted as per customer’s domestic power voltage requirements.
* Rights of technical improvements & modification reserved.
* Illustrations & dimensions are shown for information purpose only.
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