Textiles for Industrial Applications

36 Textiles for Industrial Applications

© 2008 Taylor & Francis Group, LLC

For making staple nonwovens, bers are rst spun and cut into staple form

and then compressed into bales. These bales are then opened and scattered

on a conveyor belt, and the bers are spread in a uniform web by a wet-

laid process or by carding. These nonwovens are bonded either thermally or

by using resin. The spun-laid nonwovens are made in one continuous pro-

cess (Figure 2.15). Fibers are spun and then directly dispersed into a web by

deectors or with air streams. Melt-blown nonwovens have extremely ne

ber diameters but are not strong fabrics. Spun laid is also bond ...