Polypropylene fiber is manufactured by mixing, spinning, stretching and cutting the combination of modified base. Polypropylene fiber for concrte could be effective resitance plastic shrinage cracking of concret. Suit for project of concrete and mortar. Widely used in building, road, bridge and other construction field.

Property:
Cross section configuration: Round or trilobal
Equivalent diameter: 20-40um
Tensile Strength: ≥ 500 Mpa
Density: 0.91
Extreme Limit extension rate: 15%-20%
Length: 3mm-19mm
Melting point: 160º C
Burning point: 590º C
Dispersity: High
Heat conductivity: Extremely lower
Acid and Alkali Resistant: High
Security: Innocuity, non-stimulate
Lower Temperature Tolerance: Property keep the same after testing in -78º C

Advantages:
Good dispersancy, better grip.
Random dispersal, subordination reinforced.
Physically-added tendon, anti-crack and high reinforcement.
Diamagnestism and antirust, corrosion protection and alkali resistant.
Innocuous and odorless, safe.
Simple operation, more economic and dependable.

Function:
Anti-crack.
Increasing seepage-proof performance.
Anti-concussion and anti-wear performance.
Increasing shock proof.
Cold-resistant property.
Enhance the property of toughness and ductility.
Fire resistance and anti-detonation quality.
Preventing or reducing the major reinforcing steel bar from being eroded.
Reducing rebound of jetting concrete.