Needle-punching is the mechanical process used to bond nonwoven geotextiles. In the needle-punching process, the web is passed under a needle board, which is made up of thousands of barbed needles.
Needle-punching is the mechanical process used to bond nonwoven geotextiles. Inthe needle-punching process, the web is passed under a needle board, which is madeup of thousands of barbed needles.