Petropath Global

Where Engineering meets Environmental Excellence. Innovating Fluids & Managing Waste Globally.

High-Performance High Pressure Mixer for Drilling Fluid Systems

The PP-800LS High Shear In-Line Mixer is a precision-engineered high pressure mixer developed for demanding oilfield fluid processing applications. Designed for continuous-duty operation, this advanced shearing device delivers controlled, high-intensity shear energy to ensure rapid dispersion, uniform particle size reduction, and efficient chemical activation in drilling fluid systems.

Built for reliability and performance, this high-performance drilling mud mixer is capable of handling water-based mud (WBM), oil-based mud (OBM), and synthetic oil-based mud systems. Its optimized rotor-stator configuration makes it an ideal SOBM shearing unit and polymer shearing unit in high-performance mud plants and rig installations worldwide.

PP-800LS High Shear In-Line Mixer
PP-800LS High Shear In-Line Mixer

Product Overview

The PP-800LS High Shear In-Line Mixer is engineered for high-pressure environments where consistent mixing quality and chemical efficiency are critical. As a dedicated oilfield inline mixer, it integrates seamlessly into bulk mud plants, offshore platforms, and drilling rigs.

With VFD driven shearing technology and a 250–350 GPM mixer capacity, this pressure mixer ensures optimal energy transfer while maintaining stable flow characteristics. The system provides:

  • Rapid emulsifier activation

  • Superior polymer hydration

  • Efficient chemical dispersion

  • Reduced mixing time

  • Lower chemical wastage

Key Applications

  • Shearing unit for mud systems

  • High pressure mixer for oilfield operations

  • Dedicated SOBM shearing unit

  • Polymer shearing unit for viscosifier hydration

  • Oilfield inline mixer for chemical blending

  • 250–350 GPM mixer in bulk mud plants

  • Continuous drilling mud mixer in rig environments

Its versatility makes it a preferred mud mixer for global oil and gas operations.

Construction & Engineering Excellence

Product Contact Parts

  • SS 316L stainless steel construction

  • Corrosion-resistant for harsh chemical exposure

  • Suitable for abrasive drilling fluids

Mixer Configuration

  • Horizontal direct in-line entry design

  • 4” ASA flanged inlet and outlet

  • Easy integration into existing fluid systems

Rotor / Stator Assembly

  • 8-bladed Sverker rotor

  • 3 mm fine slotted Sverker head

  • Engineered for maximum shear intensity

The precision rotor-stator design enhances performance by delivering uniform dispersion and optimized emulsification. This configuration ensures efficient functioning as both a SOBM shearing unit and polymer shearing unit.


Shaft Sealing System

  • Single Tungsten Carbide Mechanical Shaft Seal

  • Designed for abrasive drilling mud environments

  • Extended seal life under high-pressure conditions

This heavy-duty sealing system ensures leak-free operation and durability in continuous this mud mixer applications.


Structural Design

The mechanical integrity of this high shear in-line mixer ensures long operational life and simplified maintenance.

  • Transparent neck cover for inspection

  • Threaded elbow at base

  • Dowelled front plate for precision alignment

  • Industrial-grade coated base frame

This robust structure allows the pressure mixer to operate reliably in offshore and onshore installations.


Drive & Motor Specifications

  • 120 HP (90 kW) motor

  • 300 RPM base speed

  • Operates up to ~4500 RPM via frequency inverter

  • TEFC / IP55 enclosure

  • 400 V / 3 Phase / 50 Hz supply

  • VFD driven shearing (optional)

The integration of VFD driven shearing allows operators to precisely adjust shear intensity, optimize energy consumption, and adapt mixing parameters based on fluid characteristics. This flexibility makes the system a highly efficient inline mixer.


Performance Parameters

  • Capacity: 250–350 GPM (fluid dependent)

  • Operating Pressure: Up to 100 psi

  • Typical Differential Pressure: ~40 psi

  • High-intensity shear for rapid polymer hydration

As a 250–350 GPM mixer, the system ensures consistent rheological properties and superior fluid stability across various drilling programs.


Standard Supply

  • Complete mixer assembly

  • Rotor removal tool

  • Stator removal tool

  • Base-mounted channel frame

  • Pre-installed mechanical shaft seal

This comprehensive supply reduces installation time and simplifies maintenance procedures in drilling operations.

Key Advantages

✔ High-efficiency high pressure mixer for drilling fluids
✔ Rapid polymer wetting and hydration
✔ Reliable SOBM shearing unit performance
✔ Consistent oilfield inline mixer operation
✔ Reduced mixing time and chemical usage
✔ Continuous-duty drilling mud mixer capability
✔ Durable construction for abrasive conditions
✔ Easy maintenance with included service tools

Industries & Use Cases

This advanced drilling mud mixer is suitable for:

  • Oil & gas drilling rigs

  • Offshore production platforms

  • Bulk mud mixing plants

  • WBM and SOBM preparation systems

  • Chemical injection modules

  • Polymer hydration systems

Its role as a pressure mixer ensures optimized mud rheology and improved wellbore stability during drilling operations.

Why Choose Petropath?

This product stands out as a high-performance shearing device built specifically for demanding drilling environments. With precision engineering, rugged construction, and optimized rotor-stator technology, this high pressure mixer delivers unmatched consistency and reliability.

Manufactured by Petropath Fluids Ltd., the PP-800LS High Shear In-Line Mixer is backed by extensive oilfield expertise and technical support.

Additional Support Includes:
  • Application engineering guidance

  • Custom skid integration

  • Spare parts availability

  • Field service support

  • Complete drilling fluid solutions

Looking for a reliable this pressure mixer for your drilling fluid system?

Contact our engineering team for:

  • Application guidance

  • Custom skid integration

  • Spare parts support

  • Field service assistance

  • Complete drilling fluid solutions

The PP-800LS High Shear In-Line Mixer is engineered to deliver precision, power, and performance where it matters most.

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