Direct Gas Fired Hot Air Generator

Introduction

A Direct Gas Fired Hot Air Generator is an advanced heating system designed to produce clean, high-temperature air using gas combustion. Unlike indirect systems, the combustion gases mix directly with the process air, offering excellent thermal efficiency and rapid heating. These systems are ideal for industrial applications where consistent, controlled heat is crucial.

Application Area

Spray drying in food and dairy processing
Paper and textile drying units
Pharmaceutical and chemical industries
Powder coating and paint curing plants
Ceramics and bricks manufacturing
Foundries and metal finishing industries

Uses, Material & Features

Uses

Efficient heating of process air using natural gas or LPG
Rapid and uniform drying of moisture-sensitive materials
Ideal for continuous operations in high-volume production setups

Material Used

Outer casing: Mild Steel / Stainless Steel (as per requirement)
Combustion chamber: High-grade stainless steel
Burner: Imported gas burner (high-efficiency, low NOx)
Insulation: Ceramic wool / refractory lining
Control panel: Digital temperature controller & safety interlocks

Key Features

Thermal efficiency up to 95%
Adjustable temperature output (up to 400°C or more)
Compact, low-maintenance design
Direct flame-to-air heat transfer
Fast startup time and precise control
Low emissions with high-performance gas burners
Available in horizontal or vertical configurations

Benefits

High fuel efficiency = lower operational costs
Clean combustion = minimal environmental impact
Continuous and consistent hot air output
Compact footprint for easy installation
Reduced energy loss compared to indirect systems
Customizable to suit industry-specific temperature needs
Safe, automatic operation with built-in protections

Why Choose Us?

Experienced manufacturer with proven industry expertise
Superior build quality and certified components
Energy-efficient, eco-friendly designs
Custom capacity and design solutions available
Reliable after-sales support and technical assistance
On-time delivery with transparent pricing
Trusted by industries across India and abroad

Conclusion

Our Direct Gas Fired Hot Air Generators offer a powerful, efficient, and reliable heating solution for a wide range of industrial drying and heating applications. With clean gas combustion, advanced safety features, and customizable designs, they are the smart choice for energy-conscious industries.

FAQs

Q1: What gases can be used in this generator?
A: It supports Natural Gas, LPG, or Biogas depending on burner compatibility.

Q2: Is this suitable for food processing?
A: Yes, with suitable design for clean and safe air output, it can be used in food-related applications like spray drying.

Q3: How is temperature controlled?
A: Through a digital PID controller with temperature sensors and safety limits.

Q4: Is it safe to use indoors?
A: Yes, if properly vented and installed with adequate ventilation and flame arrestors.

Q5: Can I get a customized solution?
A: Absolutely. We provide tailored models based on temperature, fuel type, and airflow capacity.