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These boxes meet ECT 32 (32 lbs. per inch), which is comparable to a 200-lb. burst strength.
Heavy duty boxes are stronger than standard boxes. They meet ECT 44 (44 lbs. per inch), which is comparable to a 250-lb. burst strength.
With two walls for more support, these are the strongest cardboard boxes. They meet ECT 51 (51 lbs. per inch), which is comparable to a 275-lb. burst strength.
Fold along the built-in incremental creases to customize the height.
A foam lining prevents static build-up to protect static-sensitive materials.
Lined with thick polystyrene panels, these boxes protect temperature-sensitive products during shipment.
Contain small parts and samples.
Because of their square shape, these tubes won't roll away. They can be stacked, and the flat surface is easier to label than a round surface.
Slide the 6" long cap onto one end; the other end has a permanent steel cap.
Close these tubes with a cap on each end.
Multiple layers of laminated cardboard make these crates a more durable alternative to shipping tubes and cardboard boxes and a lightweight, economical alternative to wooden crates.