About Tray Dryer
Tray DryerHigh Effective Hot Air Re-circulation - Tray Drying Technic Application & Process :
Tray Drying Ovens are used for drying of pharmaceutical powders, granules, Pigments, Food, Bakery, Electrodes, Chemical, and Plastic etc in an effective and economical way by hot air re-circulation.Tray dryer is an enclosed insulated chamber in which trays are placed on top of each other. Heat transfer is done by circulation of hot air by electric heaters or any other heating media. Blower fans are installed inside to ensure proper circulation and transfer of heat.
Salient Features :
Available in 24, 48, 96 & 192 Trays. Design is cGMP - Current Good Manufacturing Practices compliance. All contact parts AISI 316/304 & non contact parts AISI 304/ M.S. with painted. Highly effective uniform air re-circulating system by low speed fan. Inlet air filter and damper at inlet and exhaust air damper for air flow controls. Controls panel with Digital temperature controller and process timer controller. Mobile trolleys are provided which are used to load and unload the trays into the dryer.
Optional Features :
??? Heating system Electrical / Steam / Gas Heating. Separate Inlet AHU with HEPA Filtration. Perforated tray Standard Painted Model.Safety Features :
Automatic Temperature & controls, Process cycle controls. Overload relay Protection and Emergency stop button
Techical Specifications :MODEL PTD - 24 PTD - 48 PTD - 96 PTD - 192 Number of Trays 24 Trays 48 Trays 96 Trays 96 Trays Loading capacity 60 kg. 120 kg 240 kg. 480 kg.Blower motor Hp 1 HP 1 HP 1 HP X 2 Nos 1 HP X 4 Nos Electrical Heating Load for 100°C 6 kW 9 kW 15 kW 36 kWNo. of Trolleys Rack system One Two Four Tray Size in cm 80 X 40 X 3 80 X 40 X 3 80 X 40 X 3 80 X 40 X 3
Advanced Drying EfficiencyEngineered for uniform drying, this tray dryer utilizes forced air circulation and robust temperature controls, achieving high efficiency at temperatures up to 150C. The system ensures consistent results, minimizing energy loss and maximizing productivity, making it suitable for sensitive pharmaceutical and food industry applications.
Reliability and Safety FeaturesSafety and durability are core to this design. Its double-wall construction with high-density mineral wool insulation maintains thermal consistency, while double-walled insulated doors and digital temperature controls prevent heat loss and overheating. Built-in thermostat and overheat protection guarantee operational security during extended cycles.
User-Friendly and Customizable DesignMaintenance and operation are straightforward with removable trays and mirror-polished inner chambers for quick cleaning. The tray dryer is mounted on sturdy legs-with or without castor wheels-for easy relocation. Tray counts and dimensions can be tailored, accommodating a range of production requirements. Its stainless steel finish enhances longevity and hygiene.
FAQ's of Tray Dryer:
Q: How does forced air circulation contribute to uniform drying within this tray dryer?
A: Forced air circulation ensures that hot air is distributed evenly throughout the dryer chamber, resulting in consistent moisture removal from each tray. This mechanism minimizes drying time, prevents localized overheating, and promotes even product quality, regardless of tray placement.
Q: What materials can be dried using this tray dryer, and where is it typically used?
A: The tray dryer is versatile and suitable for drying pharmaceuticals, chemicals, food products, dyestuffs, and similar materials. It is commonly used in pharmaceutical plants, chemical industries, food processing units, and laboratories for batch drying processes.
Q: What safety features are integrated into the tray dryer to protect both users and products?
A: The dryer includes a digital temperature controller, overheat protection via a thermostat, double-walled insulated doors with gaskets, and high-density mineral wool insulation. These features maintain stable operating conditions and prevent accidents resulting from excessive heat or uncontrolled thermal fluctuations.
Q: How does the manual vent adjustment help in controlling humidity during the drying process?
A: The manual vent adjustment allows operators to control the airflow and humidity inside the chamber. By adjusting the vents, moisture is efficiently expelled, granting precise control over drying rates and preventing overdrying or inadequate moisture removal.
Q: What is the process for cleaning the tray dryer, and which components assist in maintenance?
A: Cleaning is simplified by the removable stainless steel trays and mirror-polished stainless steel inner chamber. Trays can be taken out for thorough washing, and the smooth surfaces inside the chamber resist residue buildup and facilitate quick wipe-down, ensuring hygienic operation.
Q: When should different heating options-electric or steam-be selected for this tray dryer?
A: Electric heating is ideal for facilities with reliable electric infrastructure seeking straightforward temperature control, while steam heating is preferable in locations where steam is abundantly available or more economical. The selection depends on operational preferences and existing utilities.
Q: What are the key benefits of choosing a tray dryer with customizable capacity and construction?
A: Customization enables precise matching of the tray dryer's capacity, dimensions, and features to specific application and space requirements. This optimizes workflow, increases productivity, reduces operational costs, and ensures compatibility with existing processing lines.