Cortec® Cor-Pak® Linerboard is the premium corrosion inhibiting linerboard in the industry. It provides superior corrosion protection for both ferrous and non-ferrous metals. In addition, Cortec® Cor-Pak® Linerboard is fully recyclable/repulpable. It can be recycled into other types of paper products such as boxes, cardboard and other corrugated materials. Cor-Pak® Linerboard is environmentally safe, nontoxic, biodegradable and doesn’t contain any nitrites, phosphates, silicates or other hazardous compounds.