Wet Chemical Extinguisher Application Wand Nozzle

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Introduction: Gentle, Splatter-Reducing Agent Delivery

The Wet Chemical Application Wand Nozzle is the specialized discharge assembly mandatory for Class K fire extinguishers. Its unique design is engineered to deliver the Potassium  Acetate agent gently and evenly as a fine, dispersed mist rather than a solid stream. This gentle application is critical because commercial cooking oils burn at extremely high temperatures (≈700∘F).

If a traditional solid stream were used, the water content in the wet chemical agent would instantly vaporize, leading to a violent reaction that could cause the burning hot oil to splatter and spread the fire, potentially injuring the operator. The nozzle is attached to a long, flexible wand or hose, allowing the user to apply the mist safely from a distance, maximizing the saponification and cooling effects without agitation.

The wand itself is typically chrome-plated brass or stainless steel for corrosion resistance against the alkaline wet chemical agent.

Advantage: Safety, Splatter Prevention, and Effective Saponification

  • User Safety: The long wand maintains a safe distance, and the mist pattern eliminates the risk of hot oil splashback.
  • Optimal Agent Delivery: The mist covers the oil surface rapidly, maximizing the chemical reaction (saponification) that forms the flame-smothering soap layer.
  • Corrosion Resistance: Chrome-plated or stainless steel construction protects the assembly from the alkaline wet chemical agent and the greasy kitchen environment.
  • Accurate Targeting: The flexibility of the wand allows precise placement of the mist over the fire, even in deep fryer wells.
  • Minimal Damage: The light mist prevents damage to surrounding kitchen equipment or structures compared to a forceful dry chemical discharge.
  • Code Compliance: The specialized design is mandated by fire codes (NFPA 10) for Class  K hazards.

Specification: Discharge Pattern, Material, and Length

Component Function Creates a Fine, Non-Splattering Mist of Wet Chemical Agent
Discharge Pattern Fine Spray or Gentle Mist (Avoids Oil Splatter)
Agent Compatibility Potassium Acetate/Carbonate (Class  K Wet Chemical)
Wand Material Chrome-Plated Brass or Stainless Steel (Corrosion Resistant)
Wand Length Typically 1.5 to 3 feet (Allows Safe Stand-Off Distance)
Standard Compliance UL 711 (Mist Pattern and Flow Rate), NFPA 10
Key Safety Feature Prevents Violent Steam Eruption and Burning Oil Splatter
Nozzle Feature Internal Mesh or Filter to Ensure Fine Particle Size

Critical Use in Commercial Cooking

Deep Fat Fryers

Mandatory for suppressing fires in commercial fryers without causing the super-heated oil to violently splatter or explode.

Commercial Grills and Woks

Used to apply the cooling and saponifying agent gently onto burning grease build-up.

Food Service Safety

Ensures the unit is operable by kitchen staff, allowing safe application from a comfortable distance.

Hood Suppression Backup

The portable unit serves as a critical manual backup if the automatic kitchen hood system fails to fully extinguish the fire.

Marine Galleys

Used on ships and cruise lines where kitchen fires pose a severe threat in confined spaces.

Grow Your Bussiness With KAITUO

  • INNOVATION

    Professional R&D Team

    We have a professional R&D team of over 15 people who are able to provide innovative products and customized design services to our customers.
  • QUALITY

    Product quality assurance

    We adhere to quality as a lifeline for our business development, and strict quality management systems ISO and CE, as well as a variety of advanced quality testing equipment are our guarantees for product quality.
  • PRODUCTION CAPACITY

    Annual output exceeds 400,000

    Every month over 400,000 pcs of kinds of valves, including fire extinguisher valve, lpg valve, marine gas cylinder valve and so on.
  • SERVICE

    One-stop service

    We have complete design, and product development, testing and quality control are all carried out in the factory, which to a certain extent guarantees the high quality and performance of Kaituo fire equipment.

Payment & Shipping: Flexible Global Trade Solutions

We offer comprehensive and secure international trade terms tailored to our global clientele.

  • Accepted Payment Methods:

    Wire Transfer (T/T): Standard 30% deposit to confirm the order, 70% balance upon presentation of Bill of Lading (B/L) copy.

    Letter of Credit (L/C): Irrevocable L/C at sight for sourcing specialty stainless steel tubing and misting nozzle tips.

  • Shipping Terms (Incoterms):

    FOB (Free On Board): Ningbo Port is our standard shipping hub.

    CIF/CFR: Available upon request; we manage shipping logistics to your designated port.

  • Packaging:

    Wand assemblies are packaged straight or gently coiled, with the nozzle tip protected, to prevent bending or damage during transit.

Comprehensive Information Summary

Lead TimePackagingCertificationsRaw MaterialsCustomization Options

Minimum Order Quantity (MOQ) 5,000 Units (Standard Class  K Wand Assembly)
60-75 Days (Hose Fabrication, Machining, Plating, Nozzle Orifice Calibration)
Individual Protection, Secured to Prevent Kinking, Master Cartons.
UL 711, EN 3, NFPA 10 Compliance, ISO 9001.
Chrome-Plated Brass/Stainless Steel, Reinforced Rubber Hose, Precision-Machined Nozzle Tip.
Wand Length/Flexibility, Nozzle Flow Rate (GPM), Coupling Material and Thread Type.

Professional Usage Tips

  1. Nozzle Check:

    During inspection, check the nozzle tip for any clogs from grease or agent residue that could disrupt the mist pattern.

  2. Wand Kinking:

    Ensure the flexible hose/wand is not stored in a tightly kinked position which could stress the internal reinforcement.

  3. Full Discharge:

    Instruct users to discharge the entire unit; the saponification blanket must remain in place for permanent suppression.

  4. Cleanliness:

    Wipe the wand assembly clean of excess kitchen grease and oil that could attract debris or degrade the hose material.

  5. Gentle Sweep:

    Emphasize the need to operate with a slow, gentle sweeping motion rather than a rapid, forceful discharge.

Get in Touch

ABOUT KAITUO
Ningbo Kaituo Valve Co., Ltd., also known as Ningbo Anke Fire Equipment Co., Ltd., is China Wet Chemical Extinguisher Application Wand Nozzle Manufacturers and Wholesale Wet Chemical Extinguisher Application Wand Nozzle Factory, specializing in the research and development, production and export of fire equipment. It owns the anke brand and a number of national high-tech patents.
Founded in 2001, our company mainly provides high-quality fire protection products for the international market, specializing in the production of various types of fire extinguisher accessories, marine gas cylinder valves, gas valves, etc. After years of hard work and continuous improvement of process reform, our products are exported to dozens of countries around the world and have won a good international reputation. All of our products have obtained the EU EN, CE certification in 2007.
Welcome all customers to call and visit us. Our company has a professional sales team to provide accurate services.
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FAQ

Mist avoids the violent splatter that occurs when water in the agent hits super-heated cooking oil.

It connects directly to the discharge port of the Class  K valve body via a swivel or fixed coupling.

Usually chrome-plated brass or stainless steel to resist the alkaline nature of the wet chemical agent.

The pressurized liquid is forced through a very small orifice and internal mesh/filter, causing it to atomize.

The Minimum Order Quantity (MOQ) for these specialized assemblies is typically 5,000 units.

Optimal length (e.g., 2 feet) is a compromise between safe stand-off distance and ease of storage/handling.

Yes, the nozzle orifice and connection seals should be inspected for corrosion or blockage every inspection cycle.

No. The design is optimized for liquid mist; it would not effectively disperse dry chemical powder.

The filter/mesh prevents small agent particles or debris from clogging the fine discharge orifice.

Yes, the wand is usually a flexible, reinforced hose covered by the corrosion-resistant outer material.