Damage prevention with dunnage
A Dunnage air bag is a poly bladder surrounded by numerous plys of paper, equipped with an inflation valve, and is used to minimize front-to-back load shifting in tractor sales, railcars, and overseas containers.
Compacting or positioning the lading
Compacting and positioning takes place during dunnage air bag inflation. The air bag surface pushes uniformly out against the load. As the air pressure increases, it overcomes frictional forces, eliminating small voids
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