Introduction to spray drying instant coffee
- Convenient Preparation: Instant coffee spray dried products offer quick and convenient preparation, dissolving easily in hot water without the need for brewing.
- Extended Shelf Life: They have a longer shelf life compared to traditional ground coffee, making them suitable for storage and distribution over extended periods.
- Consistent Flavor: Instant coffee spray dried products maintain a consistent flavor profile, ensuring a uniform taste in every cup.
- Versatile Usage: They can be used not only for making coffee but also as flavoring agents in desserts, baked goods, and beverages.
- Easy Portability: Instant coffee spray dried products are lightweight and easy to transport, making them ideal for on-the-go use and travel.
- Customizable Options: They are available in various forms such as granules, powder, or freeze-dried, offering options for different preferences and applications.
Spray drying instant coffee principle
- Atomization: The instant coffee spray drying process begins with atomization, where concentrated coffee liquid is atomized into fine droplets using a high-pressure nozzle or atomizer.
- Hot Air Drying: The atomized coffee droplets are introduced into a drying chamber where hot air, heated to temperatures around 160-200°C, rapidly evaporates the moisture from the droplets.
- Moisture Evaporation: As the hot air flows through the drying chamber, it removes the moisture from the coffee droplets, resulting in the formation of dried coffee particles or powder.
- Collection: The dried coffee particles are then collected from the drying chamber using cyclones or filters, separating them from the drying air.
- Cooling: After drying, the instant coffee particles may undergo a cooling process to reduce their temperature and prevent clumping.
- Packaging: The final step involves packaging the dried instant coffee powder into suitable containers for distribution and consumption.
Characteristics of spray drying instant coffee
- Rapid Drying: Instant coffee spray drying achieves quick drying of liquid coffee into powder form, reducing processing time and preserving flavor.
- Fine Particle Size: It produces fine coffee powder particles, ensuring easy dissolution and a smooth texture when reconstituted.
- Retained Aroma: The spray drying process preserves the aroma and flavor of the coffee, providing a rich and aromatic cup of coffee.
- Long Shelf Life: Instant coffee spray dried has a longer shelf life compared to other coffee forms, making it convenient for storage and distribution.
- Customizable Properties: Manufacturers can adjust parameters like particle size, color, and solubility to meet specific customer preferences and market demands.
- Versatile Applications: Instant coffee spray dried can be used in various applications, including hot and cold beverages, baking, and confectionery products.
Technical Parameters
MODEL | EVAPORATION CAPACITY (L/H) | HEATING SOURCE | SPRAY HEAD ROTATION FORM | SPRAY HEAD ROTATION SPEED | DIMENSION |
GRT-LPG5 | 5 | ELECTRICITY | COMPRESSED AIR DRIVE | 25000 RPM | 1.8*0.93*2.2M |
GRT-LPG10 | 10 | ELECTRICITY | COMPRESSED AIR DRIVE | 20000 RPM | 2.0*0.95*2.25M |
GRT-LPG25 | 25 | ELECTRICITY/STEAM/GAS/OIL | MECHANICAL TRANSMISSION | 18000 RPM | 3*2.7*4.26M |
GRT-LPG50 | 50 | ELECTRICITY/STEAM/GAS/OIL | MECHANICAL TRANSMISSION | 18000 RPM | 3.7*3.2*5.1M |
GRT-LPG100 | 100 | ELECTRICITY/STEAM/GAS/OIL | MECHANICAL TRANSMISSION | 18000 RPM | 4.6*4.2*6.0M |
GRT-LPG150 | 150 | ELECTRICITY/STEAM/GAS/OIL | MECHANICAL TRANSMISSION | 15000 RPM | 5.5*4.5*7M |