Needle Punched Nonwovens - an overview ScienceDirect Topics
Needle-punched nonwovens are felt-like and very flexible, having a fibrous network with distinctive pores, which makes them suitable for applications in filtration and drainage. The needle-punched nonwoven geotextiles are entangled to form a complex 3D structure by random fibres, accounting for its bulky nature, wide range of pore size distribution, and good drainage.
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