Combination Dryer
The GENEX Combination Fluid Bed Dryer is a high-performance industrial drying system designed for controlled, uniform, and energy-efficient dehydration of food, agro, herbal, nutraceutical, pharmaceutical, and specialty products.
This advanced system integrates multi-layer tray drying technology with a fluidised bed finishing stage, enabling staged moisture removal and superior control over product colour, texture, bulk density, and final moisture content.
As a leading Combination Dryer manufacturer in India, GENEX designs and manufactures reliable drying systems engineered for consistent product quality, energy efficiency, and long-term industrial operation.
What is Combination Dryer?
A Combination Dryer is a hybrid drying system that combines the benefits of tray drying and fluidised bed drying within a single integrated machine.
The process typically includes:
• Initial tray-based drying stages for gentle moisture removal
• Intermediate controlled airflow drying zones
• Final fluidised bed drying for moisture equalisation and product finishing
This staged drying approach ensures uniform dehydration, better product appearance, and improved processing efficiency compared to conventional tray dryers.
Combination dryers are particularly suitable for products where moisture precision, colour retention, and product texture are critical.
Working Principle of a Combination Dryer
The GENEX Combination Tray + Fluidised Bed Dryer operates using a multi-stage drying process designed for controlled dehydration.
Stage 1 – Controlled Tray Drying
The wet product is evenly distributed on trays that move through the drying chamber. Gentle heated air removes surface moisture while protecting product structure and colour.
Stage 2 – Intermediate Moisture Reduction
As the trays circulate through additional drying zones, controlled airflow and temperature gradually reduce internal moisture content.
Stage 3 – Fluidised Bed Finishing
In the final drying section, the product enters a fluidised bed zone, where high-velocity air fluidises the material to achieve rapid and uniform final drying.
This process ensures consistent moisture levels, improved flowability, and better final product quality.
Advantages of Combination Fluid Bed Dryer
Superior Product Quality
Staged drying improves colour retention, texture, and product appearance.
Uniform Moisture Control
Fluidised bed finishing ensures even moisture distribution throughout the product.
Faster Drying Performance
Combination technology reduces drying time compared to conventional tray dryers.
Reduced Product Damage
Gentle tray drying prevents surface hardening and scorching.
Energy Efficient Operation
Insulated chambers and optimised airflow reduce heat loss and energy consumption.
Flexible Product Handling
Suitable for various products with different moisture levels and textures.
Combination Dryer Applications
GENEX Combination Dryers are widely used in industries requiring controlled dehydration and uniform drying performance.
Food & Agro Processing
• Desiccated coconut (powder, chips, granules)
• Fruits and vegetables (slices, dices, shreds)
• Onion, garlic, ginger, turmeric and chilli
• Cassava, potato and sweet potato
• Snack pellets and extruded products
• Starch and modified starch
Herbal & Nutraceutical
• Herbal leaves and extracts
• Moringa leaves and powders
• Ashwagandha roots and herbal ingredients
• Plant-based protein materials
Pharmaceutical & Chemical
• Pharmaceutical granules
• Nutraceutical intermediates
• Specialty chemical powders
• Heat-sensitive industrial materials
Key Features of GTI Combination Dryer
• Multi-stage tray and fluidised bed drying technology
• Stainless steel grid plates for uniform airflow distribution
• GI or SS trays in upper and lower drying circuits
• Full-width feeding conveyor for uniform loading
• Double-wall insulated drying chamber
• Aerodynamic airflow design for consistent drying
• Insulated centrifugal hot air fan
• Optional variable speed drive for residence time control
• Optional axial flow fans and dust collection system
• Easy operation, maintenance, and cleaning
Typical Technical Specifications
| Parameter | Specification |
|---|---|
| Dryer Type | Combination Tray + Fluidised Bed Dryer |
| Capacity | Customised as per product and process |
| Construction | MS / SS304 / SS316 |
| Tray Material | GI / Stainless Steel |
| Heating Method | Steam / Hot Air Generator / Thermic Fluid / Electric |
| Operation | Semi-continuous drying |
| Control System | Manual / PLC / SCADA |
Why Choose GENEX Combination Dryer
GENEX is a trusted manufacturer of industrial drying systems and processing equipment with extensive engineering experience.
Key advantages of working with GENEX include:
• Over 40 years of manufacturing expertise
• Custom-designed drying systems based on product requirements
• Reliable installations across domestic and international markets
• Strong focus on product quality and process efficiency
• Dedicated after-sales support and spare parts availability
• Capability to supply complete turnkey drying plants
Get Combination Dryer Price & Consultation
If you are planning to install a Combination Dryer for food, herbal, pharmaceutical, or industrial products, our engineering team can assist with:
✔️ Product drying trials and process recommendations
✔️ Capacity calculation and plant layout
✔️ Technical specifications and quotation
✔️ Integration with complete drying systems
Contact GENEX today for Combination Dryer pricing and technical consultation.