What is a blister?

A thermoformed blister is a shell of rigid plastic utilized to retain product. Thermoformed blisters can be the inside or the outside of a package. Blisters are made from a sheet of transparent or colored plastic that is thermoformed into a specific shape and can have...

What is a clamshell?

A thermoformed clamshell is a shell of rigid plastic that hinges in the middle to retain a product and graphic insert(s). Clamshells typically start out as a sheet of transparent thermoplastic that is heated and formed into a detailed shape to allow for the desired...

Do you vacuum form?

Vacuum forming is a simplified form of thermoforming using only heat, vacuum and atmospheric pressure to form a thermoplastic part. All About Packaging uses compressed air in addition to heat and vacuum to form parts (thermoforming). Forming at higher pressures allows...

What is thermoforming?

Thermoforming involves heating plastic and using vacuum and air pressure to form the heated sheet onto the surface of a mold. The part is then cooled so it holds a custom shape for product retention and display. Thermoformed packaging often takes the form of hinged...