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Viscosity Index Improver (VII) Dispersing Plant

 

Engineering Highlights of Wahal’s Bottom Homogenizer

Wahal doesn’t believe in “one-size-fits-all.” Each bottom homogenizer is process-designed, not catalog-selected.

Design Features

  • High tip-speed rotor–stator geometry
  • Optimized stator slot profiles for polymer dispersion
  • Heavy-duty mechanical seal suitable for hot oils
  • Low vibration design for long continuous runs
  • Compatible with high-viscosity fluids (even post-dispersion)

This makes the system ideal for continuous production or long batch cycles, common in VII manufacturing.

Applications of Wahal’s VII Dispersing Plant

Wahal’s bottom homogenizer–based dispersing plants are widely used for:

  • Lubricant additive packages
  • Viscosity Index Improver concentrates
  • Engine oil premixes
  • Gear oil and hydraulic oil formulations
  • Polymer-thickened industrial oils

If it flows better when polymers behave, this plant belongs in your facility.

Why Choose Wahal Engineers?

Because dispersion problems are expensive—and Wahal designs systems that prevent them from existing in the first place.

What Sets Wahal Apart

  • Decades of experience in high-shear mixing technology
  • Proven installations across lubricant and chemical industries
  • Custom-designed bottom homogenizers for each application
  • Robust, low-maintenance, production-friendly designs
  • Strong focus on process reliability and repeatability

Wahal’s Viscosity Index Improver (VII) Dispersing Plant: Powered by Advanced Bottom Homogenizer Technology

In the world of lubricant and oil additive manufacturing, uniform dispersion is everything. Viscosity Index Improvers (VII) are high-molecular-weight polymers that demand intense, controlled shear to disperse efficiently—without degrading polymer chains. This is exactly where Wahal Engineers’ Viscosity Index Improver Dispersing Plant stands apart, with its engineered bottom homogenizer.

 

Why Bottom Homogenizers Are Ideal for VII Dispersion

Traditional top-entry agitators struggle with VII polymers due to:

  • Floating polymer lumps
  • Long hydration times
  • Dead zones at the tank bottom
  • Inconsistent viscosity across batches

Wahal’s bottom-entry high shear homogenizer eliminates these issues by attacking the problem at its source.

Key Advantages of Bottom Homogenization for VII

  • Instant polymer wetting at the suction zone
  • Zero dead zones—full tank turnover
  • Shorter batch times
  • Lower energy per kg dispersed
  • Minimal polymer chain degradation

In short: faster dispersion, better viscosity control, happier formulation chemists.

How Wahal’s VII Dispersing Plant Works

Wahal’s plant is designed as a closed-loop, high-shear dispersion system, optimized specifically for oil-soluble polymers used as viscosity index improvers.

Process Overview

  1. Base Oil Charging
    Base oil is charged into a jacketed dispersing vessel.
  2. Bottom Homogenizer Activation
    The bottom homogenizer generates intense shear at the tank base, creating a strong axial flow upward.
  3. Controlled VII Polymer Addition
    VII polymers are introduced gradually. Immediate suction into the homogenizer prevents lump formation.
  4. High-Shear Dispersion Zone
    The rotor–stator assembly breaks down polymer agglomerates uniformly into the oil phase.
  5. Temperature-Controlled Maturation
    Jacketed heating ensures proper polymer solvation without overheating.
  6. Recirculation (Optional Inline Polishing)
    For ultra-tight viscosity specs, inline homogenization can be added—but often isn’t even required.
WHAT OUR CLIENTS SAY

Testimonial

“After pilot testing the ZR splash mill and 4 stage inline homogeniser , and achieving very positive results we are highly satisfied with the production models installed by Wahal . Our company is primarily using the units for wet dispersion & grinding and experiencing significant improvements in batch cycle time, production efficiency and overall product quality. I highly recommend their products and their creative problem solving approach.”

Mr. Raman PrasadManager, Symbiotec Pharmalabs Pvt. Ltd.

Give us a call or drop by anytime, we endeavour to answer all enquiries within 24 hours on business days. We will be happy to answer your questions.


Contact:
Mr. Shubham : +(91)-9899387031

Email:
shubham@wahalengineers.com
dilbar@wahalengineers.com
wahalparveen@gmail.com

Head Office
Plot No. G-39, Friends Industries Area, Shahbad, Daulatpur
New Delhi – 110042, Delhi, India

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