Understanding the Importance of Explosion-Proof Mixers in Hazardous Environments

In hazardous environments where flammable gases, vapors, or dust particles are present, safety is paramount. The use of explosion-proof mixers is crucial to ensure the protection of personnel, equipment, and the surrounding environment. Arrow Mixing Products, a leading manufacturer of industrial mixers, recognizes the significance of explosion-proof mixers and offers a range of specialized products designed to operate safely in such demanding conditions. In this blog, we go over the importance of explosion-proof mixers in hazardous environments, highlighting their benefits and applications.

The Significance of Explosion-Proof Mixers

Hazardous environments, particularly those found in chemical, petrochemical, and pharmaceutical industries, require equipment that can withstand potential ignition sources. Explosion-proof mixers are specifically designed to mitigate the risks associated with these environments. These mixers are constructed to reduce the probability of sparks, arcs, or hot surfaces from igniting flammable substances. By utilizing explosion-proof mixers, industries can significantly reduce the likelihood of accidents, fires, and explosions, thereby ensuring the safety of personnel and the surrounding facilities.

Understanding the Classifications

Explosion-proof mixers are classified according to their ability to withstand and prevent the ignition of flammable substances. The National Electric Code (NEC) and other regulatory bodies have defined various classes and divisions to categorize hazardous locations. These classifications assist in selecting the appropriate explosion-proof mixer for a specific application.

  • Class I: Mixers designed for locations where flammable gases or vapors are present, such as refineries or chemical plants.
  • Class II: Mixers suitable for areas with combustible dust particles, such as flour mills or pharmaceutical powder processing facilities.
  • Class III: Mixers intended for locations with easily ignitable fibers or flyings, like textile mills or woodworking shops.

Applications of Explosion-Proof Mixers

Explosion-proof mixers are used extensively in a wide range of industries and applications:

  1. Chemical: In chemical processing plants, explosion-proof mixers are crucial for blending volatile substances, ensuring efficient and safe mixing operations.
  2. Petrochemical: The petrochemical industry relies on explosion-proof mixers for processes such as blending fuels, solvents, and other flammable substances, minimizing the risk of accidents or fires.
  3. Pharmaceutical: In pharmaceutical manufacturing, where fine powders and combustible dust are present, explosion-proof mixers ensure the safe and uniform mixing of ingredients, avoiding potential hazards.
  4. Paint and coatings: Explosion-proof mixers are essential in the production of paints and coatings, where volatile solvents and flammable materials are used.

Benefits of Explosion-Proof Mixers

Explosion-proof mixers offer several significant benefits in hazardous environments:

Enhanced Safety

The primary advantage of explosion-proof mixers is the enhanced safety they provide. By eliminating potential ignition sources, such as sparks or arcs, these mixers significantly reduce the risk of accidents, fires, and explosions, safeguarding personnel and facilities.

Compliance with Regulations

Industries operating in hazardous environments must adhere to strict safety regulations and standards. Explosion-proof mixers are designed to meet these requirements, ensuring compliance with codes such as the National Electric Code (NEC) and other relevant guidelines.

Reliable Performance

Explosion-proof mixers are built with robust materials and components, ensuring durability and reliability in challenging environments. They are engineered to withstand corrosive substances, extreme temperatures, and harsh operating conditions while maintaining efficient mixing performance.


Explosion-proof mixers are available in a variety of configurations and sizes, making them suitable for a wide range of applications. Whether it’s mixing volatile chemicals, combustible dust, or flammable liquids, these mixers offer versatile solutions tailored to specific industry needs.

Cost-Effective Solutions

While explosion-proof mixers may incur a higher initial investment compared to standard mixers, their long-term benefits outweigh the costs. By preventing accidents and minimizing downtime, these mixers contribute to overall cost savings, improved productivity, and reduced liabilities.

Arrow’s Explosion-Proof Mixer Products

At Arrow, we’re a trusted manufacturer of industrial mixers, offering a comprehensive range of explosion-proof mixer solutions. Our products are designed to meet the stringent safety requirements of hazardous environments while delivering exceptional performance. Some notable offerings include:

Model 750

Model 750 Air Powered Mixer

The Model 750 mixer offered by Arrow Mixing Products is a heavy-duty air mixer designed for demanding applications. With a weight of 8 lbs, it is a robust and powerful mixer. The Model 750 can reach speeds of up to 3,000 RPM and deliver 28 in-lbs of torque, making it ideal for mixing viscous solutions. It operates with an air consumption of 20 cfm, ensuring efficient performance. Additionally, the Model 750 mixer is designed to be safe for use with flammable materials, making it a reliable choice for hazardous environments. With its impressive power and safety features, this mixer is well-suited for applications requiring high performance and safety compliance.

Model A

ModelA Industrial Air Mixer

The Model A mixer offered by Arrow Mixing Products is a lightweight and efficient air mixer suitable for various coating applications. This mixer weighs just 5 lbs and delivers a maximum speed of 10,000 RPM with 4 in-lbs of torque. With a moderate air consumption of 13 cfm, the Model A mixer provides reliable mixing performance while minimizing energy usage. It is designed to be compact and easy to handle, making it a convenient choice for coating processes that do not require high levels of torque.

Model G-5

G5 full left

The Model G-5 mixer offered by Arrow Mixing Products is a medium- to heavy-duty air mixer designed for industrial applications. With a weight of 6 lbs, it provides a balance between power and maneuverability. The mixer operates at a maximum speed of 1,000 RPM and delivers 26 in-lbs of torque, making it suitable for a wide range of mixing tasks. It consumes 27 cfm of air, ensuring efficient operation. Despite its compact size, the Model G-5 mixer is capable of generating significant power, making it a versatile choice for industrial mixing needs.


In hazardous environments, where the presence of flammable substances poses significant risks, the use of explosion-proof mixers is essential. At Arrow Mixing Products, we recognize the importance of these specialized products in ensuring safe and efficient operations. With our range of explosion-proof mixers designed for various applications and environments, we offer reliable solutions that prioritize safety and compliance. By investing in explosion-proof mixers, industries can mitigate risks, protect personnel and assets, and maintain productivity in hazardous environments. Call us at (866) 649-6505 today for more information!