A rigid-flexible biodegradable polyester blend with hydrophobic additives cuts water vapor transmission while staying sealable and extrusion-friendly.
A glued baking-paper liner separates food from cardboard, helping preserve crunchiness and limit spill damage during transport.
Weakening edges on the cover film allow separate row opening, preventing moisture migration and protecting macarons.
Monoaxially oriented polypropylene film features peelable seals and tab portions that tear preferentially orthogonal to the seal line.
A bagging machine locks the sheath edge against a plate to facilitate flat-based loaf insertion.