name:geotextile color:white method:needple punched nonwoven weight:146 gram per square meter industrial material 1.staple acupunture nonwoven geotextile is mainly made of polyester or polypropylene .It has excellent permeability ,tensile strength ,tear strenth,and against the broken high mechanis perfomence.It is can be widely used in railway,highway,turnel and so on and play a unique role ...