AI-generated view of a worker lifting a loaded corrugated box through reinforced hand holes on a quality test bench

Corrugated Hand-Hole Tearing: A Test Plan for Geometry, Reinforcement and Real Load

A practical corrugated-box hand-hole test plan that links geometry to board construction, flute direction, reinforcement, gross mass, environment, repeated handling, asymmetric load and documented failure modes.

September 4, 2026 · PackingMaster