Steam reactors are mainly used in the following situations:

1. Synthesize organic compounds. Steam reactors can be used for synthesizing organic compounds, such as alkylation, alkylation, oxidation, and other reactions. These reactions generally require high temperature and high pressure conditions: steam reactors can provide these conditions, and the reaction effect is good.

2. Synthesize polymer materials. Steam reactors can also be used for synthesizing polymer materials, such as polyethylene terephthalate, polyester, polyether, etc. These reactions also require high pressure and high temperature conditions to ensure the properties of polymer materials.

3. Prepare the catalyst. Steam reactors can also be used to prepare catalysts, such as metal oxides, acid-base catalysts, etc. These catalysts are widely used in the chemical industry.

4. Prepare powder materials. Steam reactors can also be used to prepare powder materials such as aluminum powder, silicon powder, zinc oxide, etc. These powder materials have wide applications in fields such as petrochemicals and electronic materials.

5. Prepare chemical reagents. Steam reactors can also be used to prepare chemical reagents such as aluminum chloride, ferrous chloride, hydrogen chloride, etc. These reagents play important roles in chemical analysis and organic synthesis.