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Corner Crush simulates the corners of a folding carton. Taber stiffness samples are scored and folded to fit into the Block Comrepssion Jig. Two stiffness samples are placed in the jig, back to back, and they are compressed. The force required to crush the samples is the reported Corner Crush results. This test is applicable to solid fiber and small fluted products.

Corner Crush from Applied Paper Technology on Vimeo.