Then, concentrated streams of hot air are directed solely to the desired shrink area. This minimizes possible distortion and damage and assures a uniform TE seal.
Dual-heat shrink tunnel
K.O.E. (E. Norwalk, CT) has introduced a new shrink tunnel with two types of heat to achieve precise fit and placement of heat-shrinkable labels. The combination hot air tunnel first uses radiant and convection heat to gradually heat the labels.
Jan 31, 1996