Hot Air Oven

Hot Air Oven is a state-of-the-art heating appliance engineered to deliver superior temperature control and even heat distribution. This cutting-edge oven offers a wide range of applications in industries like pharmaceuticals, research laboratories, electronics, and food processing, where precise and reliable heating is essential.

In research and development, it provides precise heating conditions for testing and experimentation. In electronics, it aids in the drying and curing of components. In the food industry, it assists in dehydration and preservation. With its versatility, reliability, and cutting-edge features, our Hot Air Oven is the ultimate solution for all your precise heating needs.

A hot air oven is a widely used laboratory and industrial device designed for drying, sterilizing, and heat-treating materials with precision and reliability. Unlike moisture-based sterilization, hot air ovens use dry heat circulation to achieve high levels of sterility and ensure moisture-free drying.

Ralsonics Hot Air Ovens are engineered for uniform temperature distribution, energy efficiency, and long-term durability, making them ideal for applications in pharmaceutical, medical, research, food, and industrial sectors.

Contact our experts for more details.

How It Works
  • The oven generates dry heat using electric heaters.
  • A forced-air circulation system ensures uniform heat distribution inside the chamber.
  • Materials are subjected to a controlled temperature cycle for drying or sterilization.
  • The process eliminates moisture, microbes, and contaminants without using steam or chemicals.
Key Features
  • Uniform Heating: Advanced air circulation for consistent temperature distribution.
  • Wide Temperature Range: Operates typically between 50°C and 300°C (customizable).
  • Digital Controls: PID/PLC-based temperature control with user-friendly interface.
  • Stainless Steel Construction: Corrosion-resistant interior for durability and easy cleaning.
  • Safety Systems: Over-temperature protection and auto shut-off for reliable operation.
  • Energy Efficient: Insulated chambers to minimize heat loss.
  • Custom Sizes: Available in benchtop and large-capacity models.
Advantages
  • Reliable Sterilization: Effective in eliminating bacteria, spores, and microorganisms.
  • Moisture-Free Drying: Ideal for glassware, powders, and heat-resistant materials.
  • Durable & Long-Lasting: Rugged construction for continuous operation.
  • User-Friendly Operation: Digital controls and programmable settings.
  • Safe & Eco-Friendly: No chemicals or steam required.
  • Versatile Applications: Suitable for labs, hospitals, and industrial production.

Technical Specifications

Parameter

Specification

Temperature Range

50°C – 300°C

Temperature Accuracy

±1°C

Temperature Uniformity

±2°C

Chamber Material

SS 304 / SS 316L

Exterior Material

Powder-coated mild steel

Insulation

Mineral wool / ceramic fiber

Air Circulation

Forced-air circulation (blower)

Control System

Digital PID / PLC with touchscreen

Safety Features

Overheat protection, auto cut-off

Power Supply

230V / 415V, 50/60 Hz

Capacity Options

30 liters to 500 liters+

FAQ

What is the difference between a hot air oven and an autoclave?

A hot air oven uses dry heat for sterilization, while an autoclave uses steam under pressure. Ovens are better suited for moisture-sensitive materials.

Can plastics and rubber be sterilized in a hot air oven?

Only heat-resistant plastics and rubbers can withstand hot air oven sterilization. Sensitive materials may deform.

 
What safety features are included?

Our ovens include over-temperature protection, insulated chambers, and auto shut-off to ensure operator safety.

 
How long does sterilization take in a hot air oven?

Typical sterilization cycles range from 1 to 2 hours at 160–180°C, depending on the load.

 

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