1.material:Polyester,Polypropylene,polyamide 2.wear-resisting,acid-resisting,alkali,-resisting 3.usage:river sludge treatment About the product: The product is manufactured of PP fiber by rapier shuttleless loom,the surface is flat by calendaring,and it is with many features,such as wear resistance , water permeability,easy to peel of filter cakes,acid resistance and high temperature-resisting, ...