Automatic wrapping machine for shrink film applications using lower overlap. Machines are equipped with infeed conveyor, sealing bar station including a metal shoe element for shaping film, intermediary conveyor and heat tunnel.
Product is centrally placed on infeed conveyor to go on through a curtain of folded shaped film which is sealed at front edge. Next, sealing bar lowers to close off back edge and item is completely enclosed, ready to run through heat tunnel where plastic film contracts and fits neatly.