Polyacrylonitrile (acrylic) bunched monofilament fibre for asphalt concrete and cement concrete.

Key features

• Higher elastic modulus than PP fibre
• UV, high-temperature and cold resistance
• Strong bond with cement matrix (polar nitrile groups)

Specifications

Length	3–12 mm (customised)
Diameter	15 ± 2 µm
Tensile strength	≥600 MPa
Melting point	220–300 °C
Recommended dosage	0.9–1.5 kg/m³ concrete
Performance	dispersity, stability, crack resistance ★★★; highly recommended for asphalt, precast, sprayed/pumped and road concrete

Typical applications

• Asphalt pavements, motorways, airport pavements, bridge decks
• Cement concrete