Centrifugal Atomizer Spray Drying Machine For Juice product
Product Description:
A spray dryer is a versatile piece of equipment used to transform
liquid products, such as juice, into dry powder form. It is widely
used in the food, pharmaceutical, and chemical industries,
particularly for processing heat-sensitive materials. Here’s an
overview of spray dryers for juice and their benefits:
Working Principle
The spray drying process generally involves the following steps:
- Preparation: The juice is pre-treated to ensure uniformity and proper flow
characteristics.
- Atomization: The juice is atomized into fine droplets using a high-speed
centrifugal atomizer or high-pressure nozzle.
- Drying: These fine droplets are exposed to a stream of hot air, causing
rapid evaporation of the water content and forming dry particles.
- Collection: The dried powder is collected using a cyclone separator or bag
filter.
Key Advantages
- Nutrient Retention: The rapid drying process helps retain the nutritional value and
active compounds in the juice.
- Product Stability: The resulting powder has a longer shelf life and is easier to
store and transport.
- Ease of Use: Juice powder can be easily reconstituted with water, making it
convenient for consumers.
- Space Efficiency: Powder form reduces the volume and weight of the product, saving
storage and transportation costs.
Applications
Spray dryers are not only suitable for juice but also for:
- Dairy products (e.g., milk powder)
- Coffee and tea extracts
- Protein and enzyme preparations
- Pharmaceuticals and botanical extracts
Technical Parameters:
| Model | PLG |
| 5 | 25 | 50 | 100 | 150 | 200-2000 |
| inlet temperatyre ℃ | 140-350 automatically controlled |
| outlet temperatyre ℃ | 80-90 |
| Max water evaporation capacity kg/h | 5 | 25 | 50 | 100 | 150 | 200-2000 |
| centrifugal spraying nozzle transmission mode | compressed air transmission | mechaical transmission |
| rotation speed (r.p.m) | 25000 | 18000 | 18000 | 18000 | 15000 | 8000-15000 |
| spraying desc diameter (mm) | 50 | 100 | 120 | 140 | 150 | 180-340 |
| max electric heating power (kw) | 9 | 36 | 63 | 81 | 99 | settled by customer |
| overall dimensions | 1.8*0.93*2.2 | 3*2.7*4.26 | 3.7*3.2*5.1 | 4.6*4.2*6 | 5.5*4.5*7 | depends on tryer |
| dried powder collection | ≥95 | ≥95 | ≥95 | ≥95 | ≥95 | ≥95 |
Considerations
When using a spray dryer, it’s important to keep the following in
mind:
- Material Preparation: Ensure the juice is free from impurities and has a consistent
flow to prevent clogging of the atomizer.
- Parameter Control: Monitor feed rate, atomization pressure, and drying temperature
to avoid overheating or incomplete drying.
- Equipment Cleaning: Regularly clean the equipment to prevent cross-contamination and
maintain product quality.
Conclusion
In summary, spray dryers offer significant advantages for
processing juice into powder form. They provide an efficient and
stable method to enhance the shelf life and convenience of juice
products, making them highly valuable in various industries.
