Agitator Impellers
Paddle, propeller, turbine, anchor, rushton turbine, gate, disperser, helical ribbon and hydrofoil impellers for industrial mixing duties.
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Introduction: Top Entry Agitator
Premix Technologies designs top entry agitators for tanks where vertical shaft mixing is the most practical and efficient configuration. These agitators are suitable for blending, solids suspension, heat transfer, reaction support and chemical preparation duties across chemical, pharmaceutical, food, water treatment and process industries.
Key Features
- Vertical mounting for open or closed tanks
- Custom shaft length, impeller diameter and drive selection
- Available in MS, SS304, SS316, lined and special MOC options
- Suitable for low to medium viscosity fluids, slurries and process batches
Typical Applications
Top entry agitators are used in reaction vessels, neutralization tanks, preparation tanks, storage tanks, blending vessels and dosing system tanks where uniform mixing from top to bottom is required.
Technical Configuration
| Parameter | Available Options |
| Mounting | Application-specific tank or vessel mounting arrangement |
| MOC | MS, SS304, SS316, PP, PVDF, rubber lined, FRP lined or special metallurgy |
| Drive | Motor, gearbox, VFD and speed selection based on process duty |
| Impeller | Selected as per viscosity, flow pattern, tank geometry and mixing objective |
CFD Assisted Agitator Engineering Review
Computational Fluid Dynamics (CFD) is used as an engineering support method to understand liquid circulation, velocity distribution, turbulence, vortex tendency and possible dead zones before finalizing agitator configuration. This helps our team match impeller type, RPM, shaft position, baffle arrangement and motor power with the actual process requirement.
For industrial agitators, CFD review is useful for blending, solid suspension, heat transfer, gas dispersion, slurry handling, fermentation and high-viscosity mixing duties. It gives customers a clearer view of how the mixer will perform inside the vessel, especially where tank geometry, viscosity, solids loading or batch quality is critical.
Engineering Points We Review
- Flow pattern, circulation path and tank turnover
- Dead zones near the wall, bottom dish and process nozzles
- Impeller tip speed, shear level and velocity profile
- Baffle requirement to reduce vortex and improve mixing
- Power draw, torque and gearbox loading for reliable operation
- Scale-up behavior from pilot trials to production vessels
Customer Benefits
- Better agitator selection for the real process duty
- Improved mixing uniformity and batch consistency
- Reduced risk of sedimentation, floating layers and unmixed pockets
- More confidence in motor, shaft, impeller and seal selection
- Useful technical support for new tanks and retrofit applications
CFD flow visualization used for agitator selection, impeller performance review and mixing improvement.
Customer Reviews