High-Shear Emulsifying Tank

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High-Shear Emulsifying Tanks
High-Shear Emulsifying Tanks

Introduction

Our high-shear emulsification tanks are constructed from 304 stainless steel, ensuring durability, reliability, and safety. Our product range includes single-layer double-door high-shear emulsification tanks, single-layer enclosed high-shear emulsification tanks, high-shear homogenizing emulsification tanks, and vacuum mixing emulsification tanks, all of which offer a high degree of customization.

Depending on your process requirements, high-shear emulsification tanks are available in various configurations, including single-layer, insulated, or jacketed models. They can be heated or cooled via steam, thermal oil, or circulating water through the jacket to meet the strict temperature requirements of different materials. They also support online CIP cleaning and SIP sterilization functions. If you have any needs for stainless steel emulsification tanks, please feel free to contact us.

Working Principle

  1. Centrifugal Suction: A high-speed, powerful rotating rotor, driven by a motor, generates centrifugal force that flings material from the center of the rotor radially outward. Simultaneously, material from outside the working zone is axially drawn into the working chamber through the upper and lower feed zones of the working head, creating a continuous material circulation.
  2. Centrifugal Squeezing and Impact: The powerful centrifugal force propels the material radially into the narrow, precision gap between the stator and rotor, typically controlled at 0.2–0.5 mm. During this process, the material undergoes both centrifugal squeezing and impact forces, achieving preliminary dispersion and emulsification.
  3. High-Intensity Shear Refinement: At the outer end of the high-speed rotating rotor, the material undergoes intense hydraulic shearing, tearing, and collision, achieving thorough dispersion, emulsification, and fragmentation, before being ejected through the stator slots.
  4. Circulating Homogenization and Forming: After being ejected at high speed from the stator slots, the material changes direction due to the container walls, forming two surging liquid streams—one upward and one downward—which flow back toward the feed zone of the working head. After dozens or even hundreds of cycles, the entire dispersion and emulsification process is finally completed, resulting in a high-quality product with long-term stability.

Technical parameters

Nominal volume100L300L400L500L600L800L1000L1500L2000L3000L
Motor power2.2KW3KW3KW4KW4KW5.5KW7.5KW7.5KW11KW15KW
Tank diameterφ500mmφ800mmφ800mmφ900φ1000mmφ1000mmφ1000mmφ1200mmφ1300mmφ1600mm
Tank height500mm600mm800mm800mm800mm1000mm1220mm1220mm1500mm1500mm
Agitator speed2850r/min

Structural Components

Tank Structure

  • Material: 304 stainless steel or 316 stainless steel.
  • Surface Finish: Mechanical mirror polishing; all weld seams feature rounded transitions to prevent bacterial growth from residual material.
  • Tank Types: Single-walled tanks, double-walled jacketed tanks, triple-walled insulated tanks, and tanks with internal coils.
  • Bottom Shapes: Conical bottom, elliptical head bottom.
  • Top Structure: Equipped with a manhole, sight glass, and explosion-proof inspection light; multiple flange ports are provided.

Core Components

  • Rotor: Made of stainless steel, typically featuring a multi-stage impeller or claw-type design. The outer edge of the impeller is toothed, slotted, or designed with a special geometric profile.
  • Stator: Encloses the rotor, maintaining a uniform and narrow gap between them; the stator cylinder wall features a ring of precision-machined rectangular or circular slots, whose width, depth, and arrangement directly affect shearing efficiency.

Power System

  • Drive Motor: Typically a vertical explosion-proof motor or a standard three-phase asynchronous motor, available in various power ratings. The motor is mounted on a frame at the top of the tank and connected to the drive shaft via a coupling.
  • Drive Shaft: Designed as a long shaft that passes through the tank from top to bottom, with its lower end connected to the rotor. The shaft is made of high-strength stainless steel with a polished surface to minimize material adhesion.

Auxiliary Modules

  • Heating/Cooling System: Jacket, built-in coils, temperature probes, etc.
  • Vacuum System: A vacuum port is located at the top of the tank, connected via piping to a vacuum pump and condenser.
  • Cleaning System: CIP cleaning balls, drain port.

In addition, there is a control system that includes a PLC, touchscreen, variable frequency drive, sensors, and more.

motor
motor
Inlet
Inlet
Internal structure
Internal structure
Bottom
Bottom

Advantages of High-Shear Emulsification Tanks

  • High functional integration: Combining mixing, emulsification, homogenization, dissolution, and grinding functions into a single unit, this equipment can complete multiple processes, reducing capital investment and floor space requirements.
  • High Emulsification Precision: The powerful shear force generated by high-speed rotation can break down oil droplets to the micron or even nanometer level, achieving ultra-fine and uniform distribution of all phases of the material, ensuring the finished product remains free of separation even during long-term storage.
  • High Hygiene Standards: The inner tank features a mirror-polished finish. All process openings—including inlet/outlet ports, sight glasses, and manholes—as well as welded joints with the tank body, utilize a flanged design with rounded transitions, ensuring a smooth, easy-to-clean surface with no dead corners.
  • Convenient Operation and Maintenance: The equipment features a compact structure, small footprint, light weight, low noise, and smooth operation. The operating system interface is intuitive and easy to use.
Product Details
Product Details
Production workshop
Production workshop
Installation effect
Installation effect

High-Shear Emulsification Tank Applications

  1. Food Industry: Emulsification and mixing of dairy products, syrups, chocolate coatings, food additives, fillings and sauces, and functional food ingredients;
  2. Personal Care and Cosmetics: Creams, lotions, shampoos, laundry detergents, dishwashing liquids, toothpaste, hair dyes, lipstick, etc.;
  3. Pharmaceutical Industry: Medical ointments, topical washes, ointment gels, pharmaceutical suspensions, and aseptic compounding of vitamin excipients;
  4. Fine Chemicals: Emulsification and mixing of coatings and inks, pigment pastes, adhesives, hot-melt adhesives, paraffin solutions, and rubber mixtures;
  5. Other Fields: Pesticide formulations, biotechnology raw materials, petrochemical excipients, and high-viscosity industrial slurries in various sub-sectors.
Application
Suitable materials

Stainless Steel Emulsification Tanks vs. Mixing Tanks

Comparison ItemHigh-shear emulsifying tankMixing tank
Rotation SpeedHigh speed (1400-3000 rpm)Slow speed (35-63 rpm)
Working PrincipleHigh-speed shear between rotor and stator + centrifugal extrusion + hydraulic tearingConvection mixing achieved by impeller rotation
FunctionsIntegrated mixing + emulsification + homogenization + dispersion + pulverizationSingle mixing function
Finished Product StatusMicroscopically fine (down to micron/nanometer level), long-term stableMacroscopically uniform
Auxiliary FunctionsCan be equipped with vacuum degassing, online monitoring, etc.Generally no vacuum function

Why Choose Us?

We manufacture a wide range of stainless steel tanks using high-quality stainless steel. With over 15 years of experience, we offer a comprehensive selection of models and provide a high degree of customization. Our product line includes not only stainless steel emulsification tanks but also stainless steel fermentation tanks, mixing tanks, water storage tanks, and wine tanks. If you have any needs for stainless steel tanks, please feel free to contact us at any time.

Wanzhi Machinery Equipment Manufacturing Plant
Wanzhi Machinery Equipment Manufacturing Plant
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