State any four operations that are commonly performed on filling machines

1. Filling: The primary operation performed on filling machines is the filling of containers with a specific quantity of product. This may involve the use of pumps, valves, or other mechanisms to ensure accurate and precise filling.

2. Capping: After the containers are filled, another common operation on filling machines is capping or sealing the containers. This can be done using various types of caps, such as screw caps, snap-on caps, or corks, depending on the product and container type.

3. Labeling: Many filling machines also have the capability to apply labels to the filled and capped containers. This can include printing batch or expiry dates, product information, barcodes, or other required labeling information.

4. Cleaning and maintenance: Regular cleaning and maintenance operations are also commonly performed on filling machines. This includes disassembling and cleaning various parts of the machine, changing parts like filters or seals, and performing routine maintenance checks to ensure proper functioning.