Types of chemicals used by injection quills in fire suppression systems

Injection quills in fire suppression systems
Injection quills in fire suppression systems

Types of chemicals used by injection quills in fire suppression systems

Water-based agents

Water-based agents are a common type of fire suppression chemical used in conjunction with injection quills in fire suppression systems. These agents are typically made up of water with added chemicals, such as surfactants, that increase their ability to extinguish fires. Some of the most common water-based agents used in fire suppression systems include:

  1. Water mist: Water mist systems use very fine droplets of water to extinguish fires. The small droplets are able to penetrate deep into the combustion zone, where they can quickly cool the fire and deprive it of oxygen.
  2. Foam: Foam systems use a foam solution that is made up of water, foam concentrate, and air. The foam solution is injected into the fire suppression system using injection quills, where it expands to form a blanket of foam that smothers the fire and excludes oxygen.
  3. Wet chemical: Wet chemical systems use a solution of water and potassium acetate, potassium carbonate, or potassium citrate. The solution is injected into the fire suppression system using injection quills, where it creates a barrier between the fire and oxygen.
  4. Water spray: Water spray systems use water to extinguish fires. The water is typically pressurized, and it can be delivered through injection quills in a variety of patterns, including straight streams, fog, and mist.

Water-based agents are versatile, safe, and effective fire suppression chemical. They are typically safe for people and equipment and are easy to clean up after use. They are also often less corrosive than other types of fire suppression agents, which can help to extend the service life of the system and reduce maintenance costs.

In summary, water-based agents are a common type of fire suppression chemical used in conjunction with injection quills in fire suppression systems. They include Water mist, foam, wet chemical and Water spray. They are versatile, safe, and effective fire suppression chemical, easy to clean up and less corrosive than other types of fire suppression agents.

Foam agents

Foam agents are a common type of fire suppression chemical used in conjunction with injection quills in fire suppression systems. These agents are typically made up of a mixture of foam concentrate, water and air. The foam solution is injected into the fire suppression system using injection quills, where it expands to form a blanket of foam that smothers the fire and excludes oxygen.

Foam agents have a high expansion ratio, meaning that a small amount of foam concentrate mixed with water can create a large volume of foam. This property allows foam to create a thick blanket of foam that can smother the fire and prevent re-ignition.

Foam agents are particularly effective in extinguishing fires involving flammable liquids such as gasoline, oil, and other hydrocarbons. They are also commonly used in industrial and commercial applications, such as airports, refineries, and chemical plants, where flammable liquids are stored or processed.

Foam agents can be classified into two main types: synthetic foam and protein foam. Synthetic foam agents are made of synthetic surfactants and are typically more stable, have a longer shelf life and are less sensitive to temperature changes than protein foams. Protein foam agents are made from natural proteins and tend to be more environmentally friendly.

The use of injection quills in foam systems allows for precise control over the flow rate and distribution of the foam solution, which can help to optimize the performance of the foam fire suppression process. Injection quills also allow for multiple points of foam injection, which can help to ensure that the foam is applied evenly throughout the system.

In summary, foam agents are a common type of fire suppression chemical used in conjunction with injection quills in fire suppression systems. They are particularly effective in extinguishing fires involving flammable liquids, and are commonly used in industrial and commercial applications. Foam agents can be classified into two main types: synthetic foam and protein foam. The use of injection quills in foam systems allows for precise control over the flow rate and distribution of the foam solution, which can help to optimize the performance of the foam fire suppression process and ensure even coverage.

Dry chemical agents

Dry chemical agents are a common type of fire suppression chemical used in conjunction with injection quills in fire suppression systems. These agents are typically made up of a fine powder that is designed to extinguish fires by disrupting the chemical reactions that occur during combustion.

Dry chemical agents are typically used in portable fire extinguishers and in fixed fire suppression systems such as those found in commercial kitchens, industrial facilities, and other locations where flammable liquids and gases are present.

There are two main types of dry chemical agents: regular dry chemical and potassium bicarbonate-based dry chemical. Regular dry chemical is typically used in portable fire extinguishers and is effective against fires involving flammable liquids and electrical equipment. Potassium bicarbonate-based dry chemical is typically used in fixed fire suppression systems and is effective against fires involving cooking oils and fats.

Injection quills are used to accurately meter dry chemical agents into a fire suppression system. They are designed to provide precise control over the flow rate of the dry chemical, which helps to ensure that the correct amount of chemical is used to extinguish the fire.

Injection quills also allow for multiple points of chemical injection, which can help to ensure that the dry chemical is applied evenly throughout the system. This can help to optimize the performance of the fire suppression process and reduce the risk of re-ignition.

In addition, injection quills also allow for automated control of the chemical flow rate, which eliminates the need for manual adjustments. This can help to reduce errors and inconsistencies that can lead to inefficiencies in the fire suppression process.

In summary, dry chemical agents are a common type of fire suppression chemical used in conjunction with injection quills in fire suppression systems. They are typically used in portable fire extinguishers and in fixed fire suppression systems and are effective against fires involving flammable liquids and electrical equipment and cooking oils and fats. Injection quills are used to accurately meter dry chemical agents into a fire suppression system, provide precise control over the flow rate of the dry chemical, and allow for multiple points of chemical injection and automated control of the chemical flow rate, which can help to optimize the performance of the fire suppression process, reduce the risk of re-ignition, and reduce errors and inconsistencies in the fire suppression process.

CO2 agents

CO2 (carbon dioxide) agents are a type of fire suppression chemical used in conjunction with injection quills in fire suppression systems. CO2 is a clean, colorless and odorless gas that is non-corrosive and non-conductive, making it an ideal agent for use in environments where electronics and other sensitive equipment are present.

CO2 is typically used in fire suppression systems for protecting areas where flammable liquids and gases are stored or used, such as in server rooms, data centers, and laboratories. It works by quickly suffocating the fire by removing the oxygen, which is essential for combustion.

Injection quills are used to accurately meter CO2 into a fire suppression system. They are designed to provide precise control over the flow rate of the CO2, which helps to ensure that the correct amount of CO2 is used to extinguish the fire.

Injection quills also allow for multiple points of CO2 injection, which can help to ensure that the CO2 is applied evenly throughout the system. This can help to optimize the performance of the fire suppression process and reduce the risk of re-ignition.

In addition, injection quills also allow for automated control of the CO2 flow rate, which eliminates the need for manual adjustments. This can help to reduce errors and inconsistencies that can lead to inefficiencies in the fire suppression process.

One of the main advantages of using CO2 as a fire suppression agent is that it leaves no residue, so it does not damage equipment or documents and it can be used in occupied areas without causing harm to people.

In summary, CO2 agents are a type of fire suppression chemical used in conjunction with injection quills in fire suppression systems. They are clean, colorless, and odorless gas that is non-corrosive and non-conductive, making it an ideal agent for use in environments where electronics and other sensitive equipment are present. Injection quills are used to accurately meter CO2 into a fire suppression system, provide precise control over the flow rate of the CO2, and allow for multiple points of CO2 injection and automated control of the CO2 flow rate, which can help to optimize the performance of the fire suppression process, reduce the risk of re-ignition, and reduce errors and inconsistencies in the fire suppression process. They leave no residue and can be used in occupied areas without causing harm to people.


Crystal Industrial Syndicate from India, makes a range of custom injection quills for a variety of industrial processes. Our injection quills are manufactured in India and comply with the world’s most stringent certifications. Our products are installed around the world, from North America and Europe to Africa and the Middle East. Contact us to know more about how we can support your injection quills requirements. Contact us

Copyright © 2023 by Crystal Industrial Syndicate Pvt Ltd. All rights reserved. www.crystalindustrial.in