Industrial Mixers

PerMix Sigma Mixers & Sigma Mixers & Extruders

PerMix Liquid Mixers

PerMixPerMix Sigma Mixers & Sigma Mixers & Extruders

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PerMix Sigma Mixer

The PerMix PSG series Sigma Mixer, which is also known as the Double Sigma Mixer, or Double Z Blade Mixer, is used for the mixing-kneading of materials with very high viscosity (over 500,000 cps).

PerMix Sigma Mixers: Engineered for All Applications and Industries

PerMix is proud to manufacture the most versatile and reliable sigma mixers and sigma mixer/extruders available on the market today. Designed with a variety of construction options, our sigma mixers cater to industries ranging from pharmaceuticals to hazardous environments, as well as those handling abrasive and corrosive materials.


Custom Construction for Every Industry

  1. Sanitary Construction for Pharmaceutical Applications
    • PerMix sigma mixers are designed to meet the stringent requirements of the pharmaceutical and nutraceutical industries.
    • We offer sanitary-grade designs featuring:
      • Polished 316L stainless steel for contact surfaces.
      • FDA-approved seals and gaskets.
      • Crevice-free interiors for easy cleaning and sterilization.
      • CIP (Clean-In-Place) and SIP (Sterilize-In-Place) capabilities for maximum hygiene.
    • These mixers ensure compliance with cGMP standards, making them ideal for applications such as mixing ointments, creams, and pharmaceutical pastes.
  2. Hazardous Area Construction for Explosive Environments
    • For industries operating in hazardous areas, such as chemical manufacturing, PerMix offers EXP-rated and ATEX-certified sigma mixers.
    • Key features include:
      • Explosion-proof motors and controls.
      • Fully sealed enclosures to prevent the ingress of flammable gases or dust.
      • Anti-static construction for enhanced safety.
    • These mixers provide reliable performance in environments requiring strict compliance with safety standards.
  3. Construction for Abrasive and Corrosive Products
    • PerMix sigma mixers are built to withstand the toughest materials and processes, including abrasive powders and corrosive chemicals.
    • Materials of construction include:
      • Hardox steel for handling abrasive materials.
      • Hastelloy and titanium for resistance to highly corrosive products.
      • Specialty coatings for added durability and protection.
    • These features make our mixers the preferred choice for industries like mining, construction materials, and specialty chemicals.

Advanced Features for Every Need

PerMix sigma mixers are customizable to include advanced features such as:

  • Vacuum and Heating/Cooling Jackets: Ideal for vacuum mixing, drying, and maintaining precise temperature control.
  • Dual-Zone Jacketed Design: Enables separate heating and cooling zones for enhanced process flexibility.
  • Extruder Options: Streamline discharge with integrated extrusion capabilities.

Applications of PerMix Sigma Mixers

Our sigma mixers serve a broad range of applications:

  • Pharmaceuticals: Blending APIs, ointments, and semi-solids.
  • Food: Dough, candy, and fillings requiring sanitary standards.
  • Chemical: Adhesives, sealants, and polymers in hazardous or corrosive environments.
  • Mining and Construction: Mixing abrasive slurries and materials.

Why PerMix Leads the Industry

PerMix combines top-tier engineering, innovation, and performance to offer sigma mixers that outlast and outperform the competition. Our ability to customize construction for any application—whether for sanitary, hazardous, or abrasive environments—makes us the trusted partner for industries worldwide.


Get the Perfect Mixer for Your Needs

Experience the difference of PerMix Sigma Mixers, engineered to exceed your expectations. Contact us today for expert advice and custom solutions tailored to your specific industry requirements.

Working Principle of Sigma Mixers and Sigma Mixer Extruders

PerMix’s sigma mixers and sigma mixer extruders are engineered to deliver exceptional mixing performance, making them the preferred choice for a wide range of industries. Their superior design ensures optimal mixing, kneading, and extrusion of high-viscosity materials, setting a new standard for efficiency and reliability.


How a Sigma Mixer Works

The sigma mixer operates using two Z-shaped blades housed within a horizontal mixing chamber. Here’s how it works:

  1. Shearing and Kneading Action
    • The blades rotate at different speeds, creating a high-shear zone.
    • This kneading action efficiently combines ingredients, ensuring homogeneity even for challenging materials like viscous pastes, rubber, and doughs.
  2. Precise Mixing Control
    • The speed and direction of the blades can be adjusted to suit specific materials and processes.
    • With optional heating or cooling jackets, the temperature of the mixing chamber can be precisely controlled, enabling processes like polymerization, vulcanization, and paste formation.
  3. Vacuum Capability
    • When equipped with a vacuum, the sigma mixer eliminates trapped air, enhancing the quality of products like adhesives, pharmaceuticals, and food pastes.

This design makes PerMix sigma mixers ideal for handling materials with a wide range of viscosities and complexities.


How a Sigma Mixer Extruder Works

The sigma mixer extruder combines the mixing and kneading capabilities of a sigma mixer with an integrated extrusion system. This dual functionality streamlines production by mixing and discharging the material in a single, seamless operation.

  1. Mixing Process
    • The mixing chamber works similarly to a standard sigma mixer, ensuring thorough kneading and blending of materials.
  2. Extrusion Process
    • After the mixing cycle, the material is discharged through an extrusion screw or die located at the bottom of the mixing chamber.
    • The extrusion process applies controlled pressure, shaping the material into a specific form or facilitating its transfer to the next stage of production.
  3. Efficiency and Precision
    • This setup minimizes product handling, reduces process time, and ensures consistent output quality.
    • Customizable extrusion options allow for precision in product shape and size.

Sigma mixer extruders are particularly suited for high-viscosity applications such as producing sealants, putties, and rubber compounds.


Advantages of PerMix Sigma Mixers and Sigma Mixer Extruders

  1. Unmatched Efficiency
    • Powerful Z-shaped blades ensure thorough mixing, reducing process times and improving consistency.
  2. Versatility
    • Designed for a variety of applications, from pharmaceuticals and food to adhesives and chemical compounds.
  3. Custom Features
    • Options for vacuum, heating, cooling jackets, ATEX-certified construction, and abrasion-resistant materials allow tailored solutions for every industry.
  4. Streamlined Production
    • The sigma mixer extruder reduces handling, enhances precision, and increases output efficiency.

Why Choose PerMix?

At PerMix, we combine decades of expertise with cutting-edge technology to deliver best-in-class sigma mixers and sigma mixer extruders. Our commitment to quality, innovation, and customer satisfaction ensures that you receive a mixer that outperforms the competition.

A Comprehensive Guide to Sigma Mixer Installation and Setup for Optimal Performance

When it comes to efficient mixing in various industries, the sigma mixer stands out as a reliable and versatile solution. Proper installation and setup are crucial to ensure optimal performance and longevity. In this guide, we’ll walk you through the step-by-step process of installing and setting up a sigma mixer.

  1. Choose the Right Location: Select a well-ventilated and clean area for installing the sigma mixer. Ensure adequate space around the machine for easy access and maintenance. Consider factors such as power sources and proximity to raw materials.
  2. Check Power Requirements: Before installation, confirm that the power supply matches the requirements specified by the manufacturer. Use the correct voltage, and if necessary, consult with an electrician to ensure proper electrical connections.
  3. Unpacking and Inspection: Carefully unpack the sigma mixer, checking for any signs of damage during transportation. Inspect all components, including blades, shafts, and control panels, to ensure everything is in good condition.
  4. Foundation and Leveling: Install the mixer on a sturdy foundation, preferably a concrete floor, to minimize vibrations during operation. Use a spirit level to ensure the machine is perfectly leveled, as this is crucial for its stability and performance.
  5. Drive System Assembly: Drive system comes assembles & ready, just fill with oil as the units are shipped dry to avoid HAZMAT categorization during shipping
  6. Blade and Trough Installation: Shipped fully assembled
  7. Sealing and Lubrication: Inspect and properly seal any openings or joints to prevent leakage during operation. Lubricate moving parts as recommended by the manufacturer to reduce friction and ensure smooth operation.
  8. Electrical Connections: Connect the electrical components according to the provided wiring diagram. Double-check all connections to ensure they are secure and in compliance with safety standards.  
  9. Safety Features Testing: Test all safety features, such as emergency stops and overload protection, to ensure they function correctly. This is crucial for the safety of both the equipment and operators.
  10. Run a Test Batch: Before full-scale production, run a test batch to ensure that the mixer operates smoothly and meets the desired mixing parameters. Make any necessary adjustments to speed, time, and other settings.

Following these steps for the installation and setup of a sigma mixer will contribute to its longevity and efficient performance. Regular maintenance and adherence to manufacturer guidelines will further ensure the reliability of your sigma mixer in various industrial applications. For any specific details, always refer to the manufacturer’s manual for your particular sigma mixer model.

PerMix Sigma Mixer Specification

Customizable Options for PerMix Sigma Mixers and Sigma Mixer Extruders

PerMix offers a wide range of customizable options for our sigma mixers and sigma mixer extruders, allowing you to tailor each unit to meet the unique demands of your industry and application. From advanced temperature control to precise ingredient loading systems, we ensure your mixer is optimized for efficiency, safety, and performance.


1. Heating & Cooling Jackets

Our sigma mixers can be equipped with heating and cooling jackets to maintain precise temperature control during the mixing process.

  • Applications:
    • Heating: Ideal for processes like polymerization, vulcanization, or cooking food products.
    • Cooling: Essential for controlling heat-sensitive materials or solidifying mixtures.
  • Features:
    • Available in single or dual-zone designs for maximum flexibility.
    • Compatible with steam, hot oil, water, or glycol systems for efficient heat transfer.

2. Heating & Cooling Arms

For applications requiring even more precise temperature control, PerMix offers heating and cooling arms.

  • These arms directly transfer heat or cooling to the product inside the chamber, providing faster and more uniform temperature adjustments.
  • Perfect for high-viscosity products where thorough heat distribution is critical.

3. Vacuum Capabilities

Vacuum functionality enhances product quality by:

  • Removing trapped air, resulting in a denser, more homogeneous product.
  • Enabling vacuum drying for industries like pharmaceuticals, adhesives, and food.

Vacuum sigma mixers/dryers can also integrate with condensers for vapor recovery, improving efficiency and sustainability.


4. ATEX & Explosion-Proof (ExP) Construction

For hazardous environments, PerMix sigma mixers can be built to meet ATEX and ExP standards.

  • Safety Features:
    • Explosion-proof motors and controls.
    • Anti-static construction to prevent ignition risks.
    • Fully sealed designs for handling volatile or flammable substances.

These mixers are ideal for chemical, pharmaceutical, and coatings industries.


5. Materials of Construction

We offer a variety of materials to suit your specific product requirements:

  • 304 and 316 Stainless Steel: Ideal for sanitary applications in food and pharmaceuticals.
  • Hastelloy and Titanium: Best for highly corrosive substances.
  • Hardox Steel: Exceptional durability for abrasive materials.
  • Carbon Steel: A cost-effective option for less demanding applications.

Each construction option is tailored to balance performance, longevity, and budget.


6. Ingredient Loading Options

Efficient ingredient loading is key to streamlining production. PerMix offers:

  1. Manual Loading
    • Simple and cost-effective for small batches or low-viscosity materials.
  2. Automatic Dosing Systems
    • Precision dosing via load cells ensures accurate ingredient addition for consistent product quality.
    • Compatible with powders, liquids, and bulk materials.
  3. Vacuum Loading
    • Uses vacuum to draw ingredients into the chamber, eliminating the need for separate loaders.
    • Reduces dust, contamination, and manual handling.
  4. Integrated Bulk Bag Unloaders
    • Designed for high-volume production, enabling seamless ingredient transfer from bulk bags to the mixer.

Tailored Solutions for Every Application

With these customizable options, PerMix sigma mixers and sigma mixer extruders are versatile enough to handle:

  • High-viscosity pastes and doughs.
  • Heat- or cold-sensitive materials.
  • Hazardous or volatile environments.
  • Abrasive or corrosive products.

Why PerMix?

PerMix leads the industry with:

  • Innovative engineering to optimize performance.
  • Flexibility to meet diverse application needs.
  • Competitive pricing without compromising quality.

Unveiling the Benefits of Sigma Mixer with Vacuum: Elevate Your Mixing Experience

In the dynamic world of industrial mixing, the Sigma Mixer with Vacuum stands out as a revolutionary solution, combining cutting-edge technology with unparalleled efficiency. This article explores the myriad advantages that this sophisticated equipment brings to the table, making it an indispensable asset for various industries.

  1. Precision Mixing: The Sigma Mixer with Vacuum excels in achieving precision mixing results. Its dual blades, sigma and extruder, work in tandem to ensure uniform blending of diverse materials, from powders to pastes. This precision is crucial in industries like pharmaceuticals, cosmetics, and food processing, where consistency is paramount.
  2. Enhanced Homogeneity: The vacuum feature adds a new dimension to the mixing process by removing unwanted air and gases. This not only prevents oxidation and preserves product quality but also enhances homogeneity. The result is a thoroughly mixed and degassed product, meeting the highest quality standards.
  3. Reduced Processing Time: Time is money in the industrial landscape, and the Sigma Mixer with Vacuum proves its worth by significantly reducing processing time. The vacuum expedites the removal of entrapped air, expelling it from the mixture efficiently. This accelerated process ensures quicker production cycles, boosting overall operational efficiency.
  4. Energy Efficiency: With an eye on sustainability, the Sigma Mixer with Vacuum is designed for energy efficiency. The vacuum function contributes to reducing the energy required for mixing, making it an eco-friendly choice. This aligns with the global trend towards environmentally conscious manufacturing practices.
  5. Versatility Across Industries: One of the standout features of the Sigma Mixer with Vacuum is its versatility. From rubber and plastics to adhesives and ceramics, this mixer adapts seamlessly to various industries. Its ability to handle a diverse range of materials makes it a go-to choice for manufacturers with multifaceted production needs.
  6. Minimized Material Waste: Achieving precision in mixing translates to minimized material waste. The Sigma Mixer with Vacuum ensures that each batch is thoroughly blended, leaving little room for inconsistencies or rejected products. This not only saves resources but also contributes to cost-effectiveness.
  7. Easy Maintenance and Cleaning: The design of the Sigma Mixer with Vacuum prioritizes user convenience. Its straightforward structure allows for easy maintenance, and the vacuum feature facilitates quick and efficient cleaning between batches. This ease of maintenance translates to increased uptime and a hassle-free production process.

The Sigma Mixer with Vacuum emerges as a game-changer in the realm of industrial mixing. Its ability to deliver precise, homogeneous mixtures, coupled with time and energy efficiency, positions it as an invaluable asset for a wide range of industries. As manufacturers seek to elevate their production processes, this advanced mixing solution proves to be a strategic investment, promising enhanced quality, reduced waste, and heightened operational efficiency.

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