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1.Introduction 

The twisted polypropylene fiber is used polypropylene as its raw material. It has high break strength, usually instead of steel fibre for reinforcement to cement concrete. Compared with steel fibre, it has the advantage of easy dispersing and blending, no damage to the mixing equipments, etc.

 

2.Specifications

Item	Specification
Shape	Twisted
Density	0.91 g/cm3
Tensile Strength	> 650 Mpa
Elasticity Modulus	> 6000 Mpa
Crack Elongation	=15%
Resistance to Acid, Alkali	Strong
Melting Point	> 160?

 

3. Features

(1) Decrease the fragility of high strength concrete

(2) Increase the quality of concrete

(3) Increase the freezing resistance of concrete

(4) Increase the impact resistance of concrete

(5) Increase the durability resistance of cncrete

(6) Increase the fire resistance of concrete

 

4. Applications

(1) The surface of road, bridge, runway and floor of the factory.

(2) Wall and roof of the tunnel and mine.

(3) Dam, river, bridge pier, dock and military protection facilities.