Pilot Laboratory Vacuum Freeze Dryer Machine For Food Vegetable
Pilot Freeze Dryer Parameter
| Freeze-drying area | 0.3㎡ |
| Cold trap coil temperature | ＜-75℃ (without load) |
| Ultimate vacuum | Below 10 Pa (without load) |
| Pumping speed | 4 L/s |
| Water catching capacity | 4 kg/24h |
| Cooling method | Air-cooled |
| Defrost mode | High-temperature defrosting |
| Main unit dimensions | 800*800*1550 (mm) |
| Total power | 3500 W |
| Material trays | 3, with dimensions of 265*395*30 (mm) |
| Main power supply | 220VAC, 50Hz |
| Ambient temperature | -40℃ to 50℃ |
Laboratory freeze dryers, also known as lyophilizers, are specialized equipment designed for freeze-drying processes in laboratory environments. They typically possess the following features and functionalities:
1. Capacity and Size: Laboratory freeze dryers generally have relatively small capacities, suitable for processing small batches of samples or drugs. They are also compact in size, allowing placement on laboratory workbenches or within fume hoods.
2. Control System: Laboratory freeze dryers are equipped with precise control systems that enable accurate control of parameters such as temperature, vacuum level, and condenser temperature. This control system allows researchers to optimize the freeze-drying process based on the characteristics and requirements of the samples.
3. Freezing and Sublimation: Laboratory freeze dryers freeze the samples and apply vacuum to directly sublimate the water from the solid phase to the gas phase, bypassing the liquid phase. This freezing and sublimation process preserves the original shape and structure of the samples, minimizing thermal and chemical damage.
4. Operation and Monitoring: Laboratory freeze dryers typically feature user-friendly interfaces that allow easy setup and adjustment of freeze-drying parameters. Additionally, they are equipped with monitoring systems that continuously track parameters such as temperature and vacuum level during the freezing and sublimation process, providing alerts and recording functionalities.
5. Flexibility and Customization: Laboratory freeze dryers often offer flexible configuration options to accommodate different experimental needs. For example, various freezing methods (such as freeze trapping or shelf freezing) and container or tray configurations can be selected to suit different sample types and capacity requirements.
Laboratory freeze dryers play a crucial role in scientific research, drug development and preparation, and the production of biologics. They facilitate long-term sample preservation, improve stability, and allow the recovery of samples' original properties prior to analysis and testing.
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