The vacuum drying oven achieves the purpose of drying by reducing the internal air pressure of the oven so that the water can sublime at a lower temperature. The vacuum drying oven is an important drying equipment and is widely used in many industries.

Causes and solutions for the vacuum drying oven not being able to be vacuumed:

1. The vent valve on the panel of the vacuum drying oven is not closed; solution: close the vent valve;

2. The vacuum valve on the panel is not opened; solution: open the vacuum valve;

3. The exhaust pipe of vacuum pump is not connected properly; solution: connect the exhaust pipe of the drying oven properly;

4. The vacuum pump is broken; solution: replace the vacuum pump;

5. The door of the drying oven is not closed tightly; solution: close the door tightly;

6. The rubber sealing ring of the door is broken; solution: replace the door sealing ring;

7. The vacuum gauge on the panel is broken; solution: replace the vacuum gauge of the vacuum drying oven.

Vacuum dry ovens are widely used in research and application fields such as biochemistry, chemical pharmaceuticals, agricultural scientific research, and environmental protection for powder drying, baking, and disinfection and sterilization of various glass containers.