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ProductsThe manufacturer provides supporting services and offers you a one-stop procurement platform for fire accessories and products
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About usAn industrial and trade fire company integrating the development, production, sales, and service of fire accessories.
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17
2025
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Why has the 120-liter foam tank mobile device become a powerful tool in fire prevention and control?
Currently, the fire safety needs of various venues are shifting from "passive defense" to "active prevention." The promotion and use of the 120-liter foam tank mobile unit is not only a practical measure to implement the main responsibility for fire safety but also an effective means to reduce losses from fire incidents. Whether it's manufacturing enterprises ensuring production line safety, storage units protecting goods and assets, or emergency rescue teams supplementing on-site handling equipment, this unit can serve as a "mobile defense line" in the fire safety system with its high cost-effectiveness and practicality.
At the fire prevention and control scene, there are always some "hardcore equipment"
that become the "key players" in emergency rescue due to their high efficiency, and the 120-liter foam tank mobile foam device is one of them. Unlike common portable fire extinguishers, this "pressure fire extinguisher" has become a mainstay in fighting oil and solid fires with its stronger fire coverage and more flexible deployment. Today, let's break down the core features of this equipment and see where its firefighting capabilities truly come from.
Unveiling the Core Configuration: The "Firefighting Confidence" Behind the 120-Liter Capacity
The strength of a piece of firefighting equipment is first hidden in its core configuration.
The core advantage of the 120-liter foam tank mobile foam unit can be glimpsed from its very name—the combination of "120-liter foam tank" and "mobile" precisely addresses the key needs of high-flow fire suppression and flexible deployment.
Its core components include a 120-liter pressurized foam liquid storage tank, a pressure proportioning mixer, a mobile cart, fire hose interfaces, and a discharge gun. The foam tank is made of high-strength carbon steel, with a rated working pressure of up to 1.2 MPa, allowing it to hold sufficient foam liquid while withstanding the pressure impact during firefighting, adapting to pressure supply needs in different scenarios. The proportioning mixer is the key to "precision firefighting," capable of mixing foam liquid and water at fixed ratios of 3% or 6% to produce a uniform and stable foam extinguishing agent, ensuring uncompromised firefighting efficiency.
Notably, the mobile cart design, equipped with high-strength swivel casters and braking mechanisms, not only allows for rapid movement on flat surfaces but also enables flexible maneuvering in narrow spaces such as workshop aisles and warehouse corners, addressing the pain point of fixed fire suppression systems being "immobile."
Working Principle Breakdown: The "Foam Asphyxiation Technique" Driven by Pressure
Many people wonder why this device can efficiently extinguish difficult fires like oil fires. The key lies in its dual-action mechanism of "pressure-driven + foam suffocation," which is more thorough than the fire-extinguishing logic of traditional fire extinguishers.
During firefighting, the foam tank is pressurized by an external fire water source or its own pressure source, forcing the foam concentrate inside the tank into the proportioning mixer. Simultaneously, fire water is injected into the mixer, where the two are thoroughly mixed at a preset ratio under the influence of the internal flow channel design, forming a foam solution. This solution is then delivered through the fire hose to the nozzle, where the atomization structure generates a large amount of fine foam, which is sprayed onto the fire source.
The foam quickly covers the flames, forming a dense heat-insulating layer that cuts off contact between the flames and air (oxygen). At the same time, the water in the foam evaporates, absorbing heat and lowering the temperature of the burning material, achieving rapid fire suppression through this dual action. Particularly for oil fires such as gasoline or diesel, the foam can float on the oil surface, forming a covering layer that effectively prevents reignition—an advantage that dry powder extinguishers struggle to achieve.
Applicable scenarios list: These places must be "always prepared"
The 120-liter foam tank mobile unit boasts an exceptionally wide range of adaptable scenarios, particularly excelling in locations prone to oil-based fires and requiring rapid response—earning its reputation as a "customized fire prevention solution." Key application scenarios include:
• Industrial Production Settings: Machinery workshops, lubricant warehouses, hydraulic equipment operation areas, etc. These zones are susceptible to fires caused by oil leaks, and the unit's high-flow spraying capability can swiftly contain fire spread.
• Transportation Scenarios: Gas stations, parking lots, logistics parks, etc. For vehicle fuel leak fires, the unit can be flexibly maneuvered close to the accident vehicle for targeted extinguishing, preventing flames from spreading to surrounding areas.
• Warehousing & Logistics: Chemical storage warehouses, hazardous material storage zones (non-water-soluble flammable liquids), edible oil warehouses, etc. The 120-liter capacity meets initial firefighting needs for medium-to-large fires, buying critical time for professional rescue efforts.
• Commercial & Public Spaces: Large kitchens, restaurant back-of-house areas, small oil depots, etc. The mobile design adapts to complex indoor layouts, enabling rapid response to hazards like kitchen grease fires or fuel pipeline incidents.
Key Reminder for Use: 3 Details That Determine Fire Extinguishing Effectiveness
Even the best equipment requires proper use. The fire-extinguishing effectiveness of this device often lies in three critical operational details: First, pre-check pressure and foam solution: Regularly inspect whether the foam tank pressure is within the rated range and whether the foam solution has deteriorated (replace immediately if layering or sedimentation occurs), ensuring it works "perfectly at the first use" in emergencies. Second, accurately select the spraying angle: When extinguishing oil fires, slowly push from the edge of the flame toward the center, avoiding direct impact on the oil surface to prevent splashing. Finally, ensure precise mixing ratios: Different scenarios require different foam mixing ratios (e.g., alcohol-resistant foam for alcohol fires), so adjust the proportion mixer according to the fire type in advance.
As a firefighting equipment that balances "capacity, pressure, and flexibility," the 120-liter foam tank mobile foam unit serves as a "mobile defense line" for fire prevention with its robust performance. Understanding its core advantages and usage essentials ensures this "pressure fire extinguisher" delivers maximum effectiveness in critical moments, safeguarding lives and property.
The 120-liter foam tank mobile unit combines the dual advantages of "high-efficiency fire suppression" and "flexible adaptability": Its capacity design meets the needs of initial response to small and medium-sized fires, capable of rapidly generating high-expansion foam or aqueous film-forming foam. Through the triple effects of smothering, cooling, and suffocation, it effectively extinguishes flammable liquid fires such as oils and organic solvents, as well as solid combustible material fires like wood and fabric, with fire suppression efficiency far surpassing traditional portable fire extinguishers.
Additionally, the unit is equipped with universal wheels and a convenient push-pull structure, featuring moderate weight and simple operation. It can be easily moved to various scenarios such as workshop corners, warehouse blind spots, and outdoor work sites without requiring fixed installation. It is particularly suitable for key fire prevention areas like equipment surroundings in large factories, cargo stacking zones in logistics parks, and fuel tank areas in gas stations, bridging the gap where fixed fire suppression systems lack coverage and large firefighting equipment is difficult to maneuver.
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Lidong Industrial Zone, Meilin Street, Nan'an, Quanzhou City.
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sales@sfxf-china.com
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we mainly have: water system accessories, stainless steel fire boxes and foam fire hydrant box accessories, valve accessories, intelligent above-ground hydrants and intelligent end-of-line test devices and automatic fire cannons, as well as accessories and fire equipment and valve product OEM processing.