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How To Increase The Cooling Rate Of A Freeze Dryer
The cooling rate of a freeze dryer refers to the speed at which the temperature of the shelves or the material decreases per unit of time, typically expressed in degrees Celsius per minute (°C/min). It directly determines the efficiency of the pre-freezing stage and has a significant impact on the quality of the final product.
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What are the benefits of a freeze dryer?
The design of the freeze-drying machine automatic control system requires simple operation, starting from the material into the button, quick-freezing vacuum sublimation and drying in one go, prompting the shutdown after the freeze-drying is completed. Relevant temperature and pressure control points should be carefully selected and properly controlled. The correlation between quick freezing, vacuum holding and heating should be properly controlled, and the process curve should be set for different materials.
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Advantages Of In-situ Freeze Dryers
The in-situ freeze dryer adopts the separate design of the drying chamber and the cold trap, and uses silicone oil as the heat transfer medium, which not only saves energy, but also has a fast production speed (equipped with electric defrosting) and is easy to clean.