Vacuum Freeze Dryer
EcoTech Solutions’ Vacuum Freeze Dryer is an advanced food preservation system designed to remove moisture from frozen products through vacuum freeze drying and sublimation. The process helps preserve the original shape, color, aroma, flavor, texture, and nutritional characteristics of food products while providing excellent long-term storage stability.Unlike conventional hot-air dehydration, freeze drying first freezes the product and then removes ice directly as vapor under controlled vacuum conditions. This low-temperature drying process minimizes thermal damage and is especially suitable for heat-sensitive, high-value, and premium food products.EcoTech Vacuum Freeze Dryers are suitable for food processors, specialty food manufacturers, agricultural businesses, pharmaceutical applications, research facilities, and other industries requiring high-quality moisture removal and extended product shelf life.
- Advanced vacuum freeze drying technology
- Moisture removal through sublimation
- Low-temperature processing for heat-sensitive products
- Helps preserve natural color, shape, aroma, flavor, and nutrients
- Excellent product rehydration capability
- Extended shelf life after proper packaging and storage
- Reduced thermal damage compared with conventional hot-air drying
- Controlled vacuum and drying conditions
- Suitable for premium and high-value food products
- Hygienic stainless-steel construction
- Intelligent control for precise drying management
- Suitable for different batch sizes and production requirements
- Ideal for commercial and specialized food processing
- Low product shrinkage and improved appearance
EcoTech Vacuum Freeze Dryers combine controlled freezing, advanced vacuum technology, sublimation, and intelligent drying control to provide a premium solution for modern food preservation.Preserve product quality, reduce moisture, improve storage stability, and create high-value freeze-dried products with EcoTech Vacuum Freeze Drying Technology.
Application of Vacuum Freeze Dryer
Key Features
Vacuum Freeze Drying
Advanced vacuum technology removes frozen moisture through sublimation, enabling low-temperature drying with reduced thermal exposure.
Low-Temperature Processing
Suitable for heat-sensitive products that may be affected by conventional high-temperature drying.
Excellent Product Quality
Helps preserve product shape, color, aroma, flavor, and important nutritional characteristics.
High Rehydration Capability
Properly freeze-dried products can absorb water efficiently during rehydration while retaining much of their original structure.
Reduced Shrinkage
The freeze-drying process helps minimize structural collapse and shrinkage compared with many conventional drying methods.
Intelligent Control System
Digital controls provide precise management of temperature, vacuum, drying stages, and operating parameters.
Stainless-Steel Construction
Hygienic stainless-steel construction provides a durable and easy-to-clean processing environment.
Controlled Vacuum System
Accurate vacuum management supports stable sublimation and consistent drying performance.
Flexible Batch Processing
Suitable for different product types and production requirements, with system configurations available according to application.
Product Specification
| VACUUM FREEZE DRYER | EFD-10 | EFD-15 | EFD-20 | EFD-25 | EFD-35 | EFD-50 |
|---|---|---|---|---|---|---|
| Freeze Dried Area | 1 m² | 1.5 m² | 2 m² | 2.5 m² | 3.5 m² | 5 m² |
| Cold Trap Temperature | -55°C | -55°C | -55°C | -55°C | -55°C | ≤ -70°C |
| Processing Capacity (kg/batch) | 10-15 | 12-20 | 15-25 | 20-30 | 25-40 | 35-50 |
| Limiting Vacuum | Below 2 Pa | Below 2 Pa | Below 2 Pa | Below 2 Pa | Below 2 Pa | ≤15 Pa |
| Material Tray Size | 309 × 780 mm | 270 × 780 mm | 390 × 900 mm | 390 × 900 mm | 390 × 600 mm | 495 × 540 mm |
| Number of Material Trays | 4 | 7 | 6 | 7 | 14 | 18 |
| Material Tray Spacing | 65 mm | 40 mm | 53 mm | 48 mm | 47 mm | 58 mm |
| Pumping Speed | 4 L/S | 4 L/S | 6 L/S | 6 L/S | 8 L/S | 15 L/S |
| Supplementary Vent Amount | 12 kg/24h | 20 kg/24h | 26 kg/24h | 30 kg/24h | 34-40 kg/24h | >50 kg/24h |
| Running Noise | ≤60 dB | ≤60 dB | ≤60 dB | ≤60 dB | ≤60 dB | ≤80 dB |
| Supply Voltage | 220V / 50Hz | 220V / 50Hz | 220V / 50Hz | 220V / 50Hz | 220V / 50Hz | 220V / 50Hz |
| Machine Dimensions (mm) | 650 × 1080 × 1130 | 650 × 1080 × 1130 | 800 × 1100 × 1335 | 800 × 1100 × 1335 | 1460 × 810 × 1370 | 2350 × 1150 × 1800 |
| Net Weight | 201 kg | 206 kg | 267 kg | 272 kg | 330 kg | 686 kg |
| Package Size (mm) | 730 × 1150 × 1510 | 730 × 1150 × 1510 | 900 × 1200 × 1620 | 900 × 1200 × 1620 | 1550 × 920 × 1680 | 2450 × 1250 × 1850 |
| Overall Power | 2850 W | 3000 W | 4500 W | 4500 W | 5500 W | 7500 W |
| Cooling Mode | Air Cooling | Air Cooling | Air Cooling | Air Cooling | Air Cooling | Air Cooling |
| Temperature Requirement | 10°C-35°C | 10°C-35°C | 10°C-35°C | 10°C-35°C | 10°C-35°C | 10°C-35°C |
| Relative Humidity | ≤70% | ≤70% | ≤70% | ≤70% | ≤70% | ≤70% |
| # Technical information may change without prior notice due to continuous improvement process. | ||||||