Dimensional changes due to absorption of moisture different textile fibre

 

Fibre	Transverse or area swelling (%)	Axial or longitudinal swelling (%)
Cotton	21	1.1
Wool	25	1.2
Viscose	60	4.0-7.0
Acetate	8	0.3
Nylon	3.2	1.5
Silk	19	1.3-1.7