Graupappe
Graupappe, also known as greyboard or chipboard, is a thick, stiff paperboard made from recycled paper pulp. It is typically manufactured in various thicknesses and densities, with its characteristic grey color resulting from the unbleached and uncolored recycled fibers. The manufacturing process involves pressing and drying multiple layers of paper pulp together to form a solid sheet.
Due to its durability and rigidity, graupappe is commonly used in the packaging industry. It serves as