Convolute-wound composite paperboard cartons are on a slow roll to dry foods packaging—with their bold entry for tea mix about three years ago, followed last year by Austin’s Dolphins fish-shaped snack crackers and now by SeAnimals, which appear to be a new version of our venerated Animal Crackers, I suppose.
Once upon a time, multiple layers of paperboard were wound around a mandrel and glued together to form a rigid rectangular-shaped structure to which a metal end was affixed for filling with…