Learning Objective

• Basic components in an aerosol valve and their importance

An aerosol valve is an assembly of following different components:

1. Actuator
2. Stem
3. Stem gasket
4. Spring
5. Housing (body)
6. Dip tube
7. Mounting cup (with mounting cup gasket)

The different parts in an aerosol valve (Figure 12.5) and their basic function are described in the following section.

Figure 12.5 Aerosol Valve Components