Properties for Man-Made and Natural fibres


Physical properties
Fibre Relative
density
Tenacity Elongation at
break
Creep
resistance
Moisture
regain
Melting
point

kg/dm³ gf/Denier N/tex % (*) % °C
Polyamide 1.14 7.5-10.5 0.66-0.93 14-28 2-3 4-6 220
Polyester 1.38 7.5-10 0.66-0.88 10-18 4 <1 260
Polypropylene 0.91 splitfilm 4.5-5.0
monofil 6.0-6.5
multifil 6.0-6.5
0.4-0.44
0.53-0.57
0.53-0.57
8-12
12-18
20-24
2 0 170
Polyethylene 0.95 5.5-9.0 0.49-0.79 16-24 1 0 170
Sisal 1.38 2.0-2.5 0.18-0.22 6-12 5 100
Manila 1.35 2.5-3.0 0.22-0.26 6-10 5 100
Hemp 1.35 2.5-3.5 0.26-0.31 6-12 5 100

Enviromental properties
Fibre Enviromental
resistance
Sunlight
resistance

(*) (*)
Polyamide 5 4
Polyester 5 4-5
Polypropylene 3 2
Polyethylene 4-5 4
Sisal 1 3-4
Manila 1-2 3-4
Hemp 1-2 3-4

(*) Legend: 1=poor / 5=excellent