Kushandisa sei chubhu yevira

1. Design the temperature rise and fall curve, the heating rate should not be higher than 10℃/min, and the cooling rate should be lower than 15℃/min.

2. Clean the environment.

3. When you start to use it every week, check that the oil line of the mechanical pump is above the marking line, remove the caps at both ends, and clean the corundum furnace tube with a vacuum cleaner.

4. Push the sample boat into the middle of the tube furnace (constant temperature length 10cm).

5. Plug two heat-insulating furnace plugs so that the end of the second furnace plug is flush with the side of the furnace body.

6.Install the gas furnace flange and confirm that the gasket falls into the groove.