r tamper evident sleeves Year of manufacture 1991, up to 400 containers per minute. PDC shrink tunnels are engineered for the application of heat shrinkable sleeve labels and tamper evident banding. They produce highly consistent film shrink for best-possible product appearance, and lowest-possible energy use. PDC shrink tunnels are manufactured from dual-wall, heavy gauge stainless steel. This construction specification lets hot air circulate for greatest efficiency, while protecting operators from high heat. Note: All equipment is being sold in ?as-is? condition and without warranty. It may have been used on products containing cephalosporin, Apex or the seller cannot be held responsible for any remaining contamination on any equipment. The buyer has full responsibility for the further use of this equipment.