Canning and Fish Packaging Technology

Unit 8 - Metal Containers

8.1.1.Advantages of metal containers

• Metal containers can be used for canning all types of foods, any type of process (high temperature) and various types of filling.
• They can be vacuum sealed.
• Good barrier to light, gases and moisture.
• Reliable double seaming can be done and seal integrity can be checked even by non destructive (acoustic and optical) methods.
• High speed of filling sealing and production.
• Excellent durability and long distance transport is possible due to rigidity.
• Convenience can be added, such as easy open ends.
• Metal cans can be lacquered, printed and decorated.