| Impeller Type | Central / off center Baffles: 0 / 2 / 3 / 4 Blades: 2 / 3 / 4 Stages: 1 |
|---|---|
| Flow Direction | Upward |
| Preferred Arrangement | Center Mounted |
| Blending | • • |
| Suspending | • • |
| Dispersing | • |
| Heat Transfer | • • |
| Gassing | • • |
| Flow Range | Turbulent / Transitional |
| Viscosity Range | 1 - 10,000 |
| Features | - Universal mixing impeller for a wide viscosity range - Variable blade angles (standard versions with 20° and 45°) |
| Diameter Ratio | 0.5 - 1.0 [d1 / d2] |
| Speed | 100 – 1000 |
| Tip Speed | 2 - 10 [ft/s] |
The use of a propeller impeller in industrial applications can be advantageous for a variety of reasons. Propeller agitators, also known as axial flow agitators, are commonly used in many industries due to their ability to efficiently mix and agitate liquids, as well as some types of low to medium viscosity slurries. Here are some of the key uses of propeller impellers in various industries:
Computational Fluid Dynamics (CFD) helps our engineering team study how a propeller impeller moves liquid inside a tank before finalizing agitator speed, impeller diameter, shaft position and baffle arrangement. For axial-flow propeller impellers, CFD visualization is especially useful because the main objective is strong top-to-bottom circulation with minimum dead zones.
At Premix Technologies, CFD analysis supports practical agitator selection for water treatment, chemical processing, food, pharmaceutical, fermentation, blending and low-to-medium viscosity slurry applications. The video below demonstrates how flow lines and velocity distribution can be reviewed to improve mixing efficiency and reduce uneven circulation inside the vessel.
CFD flow visualization for agitator and propeller impeller mixing performance review.
Technical answers about selection, operation, materials, controls and application requirements.
Propeller Agitator in India is a mixing solution designed to create the required circulation, suspension, dispersion, blending or heat-transfer performance for its intended process.
It is used in process tanks or vessels where the product, tank geometry and mixing objective match the equipment duty.
Impeller selection depends on viscosity, density, solids, gas rate, shear sensitivity, tank geometry and the required flow pattern.
RPM, impeller diameter, power and torque are selected together using process properties, tank dimensions and the required mixing intensity.
Yes, when the complete operating range is included in the design basis and the motor, gearbox, shaft and impeller are checked at the worst condition.
Carbon steel, SS304, SS316, SS316L, duplex, coated steel and selected non-metallic constructions may be used depending on corrosion, abrasion and hygiene requirements.
Baffles, sealing and mounting depend on tank geometry, vortex risk, pressure, vacuum, chemical hazard and maintenance requirements.
Provide tank diameter and height, operating volume, density, viscosity, temperature, pressure, solids, process objective, material and seal requirements.
Premix Technologies designs Propeller Agitator in India from actual tank geometry, fluid properties, process duty and mechanical-design requirements.
