What is testliner?
TEST LINER IS A GRADE OF PAPERBOARD BEING MANUFACTURED IN PAPER INDUSTRYThe strongest linerboard for brown industrial paper board. It consists of two layers with a combinations of NBKP (Virgin Pulp) and OCC (Waste paper). This product is widely used as the inner and outer layers (face paper) of carton box. Kraft liner/brown test liner is divided into two quality grades: LB and LH.For fluting media or corrugating media or container board paper making are called Linerboard.Linerboard made of virgin pulp is called kraftliner, whereas recycled linerboard is known as testliner.Vijay Kumar PanigrahiPaper Technologist