Dalian Chem Imp. & Exp. Group Co., Ltd.

Cement-based Concrete Polypropylene Fiber

Cement-based Concrete Polypropylene Fiber
Product Detailed

Polypropylene Fiber
control the microcracks resulting from ductile shrink of concrete,dry shrink and variations of of temperatu

 

Polypropylene Fiber for Cement-based Concrete

 

Polypropylene Fiber effectively control the microcracks resulting from ductile shrink of concrete,dry shrink and variations of temperature, prevent and constrain the from and development of cracks. As a new kind of reinforcement fibers for concrete,

the polypropylene fibers have becoming a focus on research and application  of  fibrous  concrete  science  after  glass  fiber  and  steel  fibers.

 

Properties of  Polypropylene Fiber

 

Density g/cm3 : 0.91

Length(mm) : 12,15,17,19

Acid and Alkali resistance : strong

Tensile Strength (mps) : 400 min.

Melting Point (Deg.C) : 160--175

 

 

Function of Polypropylene Fiber Reinforced Concrete
  

Polypropylene Fibers have obvious advantages of its single fiber slim in length,large in amount after fully spread out in concrete,comparing with steel fibers,and they are characterized by their resistance to moisture and chemicals,and low in elastic modulus so made improvements in concrete performance in the following aspects:
Constrain cracks resulted in ductile shrink
Improve permeability
Improve abrasion resistance
Improve tensile strengthcapability of impact and fatigue 
Prevent and stave off  main structural bars from erosion
Replace other forms in controlling nonstructural cracks

 

 

Applications of Polypropylene Fibers

Concrete pavementsbridge decksAirport runways and Manufacturing

facilities
Tunnelwalls and top deck of mining tunnel
Riverway dam  reservoir
Military infrastructures pier dock
Highway barrier walls Concrete edging

 



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