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High Velocity Galvanizing Furnace

High-velocity galvanizing furnaces are widely used in hot-dip galvanizing plants to heat and maintain molten zinc at uniform and controlled temperatures. These furnaces are ideal for applications in steel structures, automotive components, pipes, and tubing industries.

High-velocity burners generate intense turbulence, ensuring efficient heat transfer, excellent temperature uniformity, and consistent galvanizing quality. This advanced system helps reduce fuel consumption, minimize zinc dross formation, and extend galvanizing kettle life, resulting in lower operating costs and improved productivity.

Manufacturing Excellence

Unique Galvanizing Solutions Pvt. Ltd. is a manufacturer of high-quality high-velocity galvanizing furnaces, engineered for reliable, efficient, and long-term performance. Our operations are supported by a skilled and experienced technical team that ensures precision design, robust fabrication, and strict quality control.

We are committed to timely project delivery and complete customer satisfaction. Backed by a modern manufacturing facility at Taloja, near Mumbai—the financial capital of India—we deliver customized, energy-efficient, and cost-effective galvanizing solutions to meet diverse industrial requirements.

The combustion system comprises of High Velocity Dual Fuel burners, mounted on the furnace on diagonally opposite corners. The burners fire horizon¬tally along the kettle sides into the formed combustion space, causing the resultant hot products of combustion to flow rapidly around the kettle giving rise to a high degree of heat transfer through the kettle walls to the zinc.

All the burners are fitted with air orifice meters. This enables gas and air flow rates to be monitored accurately and adjusted via variable orifice valves. These meters guarantee accurate air/fuel mixture ensuring continual economic operation. The complete system is modulated by PID controller which recognizes the drop of 0.1°C and provides the signal to increase or decrease the heat input to the chamber.


High Velocity Galvanizing Furnace


  • Hot Dip Galvanizing Furnaces are our basic feature of being into business.
  • The furnace is insulated to an extent that operator can comfortably work around the furnace and do the maintenance in furnace pit with ease.
  • We provide special feature of leak detection alarm to alert during kettle failure.
  • Kettle is appropriately supported by props to maintain the size and allows the load transfer to foundation.
  • The gallery design allows the optimal thermal efficiency and heat transfer to kettle.
  • Provides better fuel control over the other system and reduces fuel consumption.
  • Panel is having indicating LEDs of various operations which helps to find faults at earliest in the event of flame failure.
  • Robust & Modular construction allows easy transportation & quick installation.
  • Kettle corners are protected from Direct Firing by special protective shields.

How It Works – High Velocity Galvanizing Furnace

A high velocity galvanizing furnace is designed to provide uniform, efficient, and controlled heating of molten zinc in hot-dip galvanizing plants. The system integrates advanced burner technology, intelligent controls, and high-performance insulation to ensure consistent galvanizing quality with reduced energy consumption.

1. High-Velocity Burners

High-velocity burner technology generates powerful and turbulent gas flow within the furnace chamber. This turbulence ensures superior heat transfer, rapid heating, and uniform temperature distribution across the zinc kettle, delivering optimum process performance and coating consistency.

2. Pulse Firing (Optional)

In pulse firing mode, burners operate in controlled bursts instead of a continuous flame. This improves fuel efficiency, enhances heat transfer, reduces temperature overshoot, and helps lower NOx emissions, making the system more energy-efficient and environmentally friendly.

3. Advanced Control Systems

The furnace is equipped with PLC / HMI / SCADA-based control systems to manage burner ignition, flame safety, furnace gas temperature, and molten zinc temperature. These systems also incorporate safety alarms such as zinc leak detection, over-temperature protection, and fault diagnostics for reliable and safe operation.

4. High-Performance Insulation

The furnace structure is heavily insulated using ceramic fiber modules and refractory linings. This minimizes heat loss, improves thermal efficiency, and contributes to lower operating costs and extended equipment life.


Key Benefits of High Velocity Galvanizing Furnace

  • Faster and More Uniform Heating: High-velocity combustion ensures rapid and even heat distribution.
  • Fuel Efficiency: Optimized burners and pulse firing significantly reduce fuel consumption.
  • Improved Product Quality: Stable temperature control results in uniform zinc coating and fewer defects.
  • Longer Equipment Life: Reduced thermal stress increases the life of the zinc kettle and furnace components.
  • Lower Emissions: Efficient combustion leads to reduced NOx and other harmful emissions.

Common Features & Options

  • Fuel Types: Natural gas (PNG/LPG), oil (LDO / furnace oil), dual-fuel systems, or electric heating options.
  • Automation: Fully automatic or semi-automatic operation with PLC / SCADA integration.
  • Safety Systems: Flame safeguards, zinc leak detectors, temperature and pressure alarms.
  • Customization: Furnace design tailored to different zinc kettle sizes, production capacities, and plant layouts.

Typical Technical Specifications

Feature Typical Range / Capability
Burner Exit Velocity High velocity (> 150 m/s)
Operating Temperature Range Approximately 450 – 1000+ °C (design dependent)
Fuel Options Gas, oil, dual fuel
Control System PLC / HMI / SCADA
Insulation Ceramic fiber and refractory lining
High Velocity Galvanizing Furnace

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