Table 2.

Characterization of fiber properties.

	PM	PD	FF
lf	54 mm	48 mm	52 mm/52 mm
df	0.45 mm	0.60 mm	0.45 mm/-
lf/df	120	80	115/-
ft	550–650 MPa	550–600 MPa	620–758 MPa
Material	copolymer	copolymer	95% copolymer/5% polypropylene
Form	twisted, monofilament	monofilament	twisted, monofilament/fibrillated