1. Check whether there is any debris blocking the air inlet of the drying box and ensure smooth ventilation.Effect of vacuum sintering process on the properties of cemented carbide 2. Check whether there is residual temperature in the drying box. If there is residual temperature, wait for cooling before operating. 3. Check the drying box for damage and defects, and whether the base and the bottom of the machine are balanced.Carburizing process and carburized steel Steps for usage: 1. Place the items that need to be dried in the drying box. 2. Turn on the temperature controller and set the desired temperature on the temperature controller.Powder metallurgy stainless steel vacuum sintering process 3. Set the time as needed and open the drying oven. 4. Close the drying oven door.Process Of Preventing Deformation And Cracking Of Mold By Vacuum Heat Treatment 5. Pay attention to the temperature and humidity readings. If they exceed the set parameter range, please make adjustments in time.