Internal Bubble Cooling ●

A dedicated exhaust pipe, usually located in the middle of the die, pulls the warm air out.

The numerical results suggest that Internal Bubble Cooling (IBC) equipment introduces distinctive design and operation challenges. ResearchGate Digital Internal Bubble Cooling - Addex Inc. INTERNAL BUBBLE COOLING

Numerical Study of Internal Bubble Cooling (IBC) in Film Blowing A dedicated exhaust pipe, usually located in the

Fresh, often chilled air is blown into the center of the die to inflate the bubble. A dedicated exhaust pipe