... and stability of small contraction. Carpet Non-woven fabric at the end of the box is used for carpet backing materials, boxes, box ... , PVC, PU at the end, non-woven fabrics at the end of; Compared to other materials, non-woven fabrics at the end of the following several advantages ... value. Non-woven through the pitch back at the end of the end of the general, but can also be back at the end of PVC and ...