Using this data, it is possible to manufacture boxes, packages and other products taking into account the material’s protective capabilities. When performing an edge crush test, a cross-sectional load is applied on corrugated cardboard until it collapses, thereby calculating the maximum compression force that the material can withstand without failing.Īn edge crush test for corrugated boxes yields the exact resistance of a material. ![]() This offers the necessary information to determine the ability of a sheet of corrugated cardboard to resist crushing forces. 4 The edge crush test formula: how to calculate it, step by step What is an edge crush test?Īn edge crush test (ECT) is a laboratory test method used to measure the cross-section crushing of corrugated cardboard.
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