100 % Pure Polypropylene
High Tensile Strength
Polypropylene macro synthetic fiber has good dispersion
Best for Concrete Reinforcement
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Polypropylene macro fiber for cement board
Polypropylene Macro Fiber Mining Shotcrete Fiber
Polypropylene macro fiber mining shotcrete fiber, also known as plastic steel fiber, is high-performance engineering concrete fibers & concrete reinforcement synthetic fibers for tunnel and mine shotcrete corrosion-resistant reinforcement.It is widely applied in concrete engineering.

Polypropylene Macro Fiber Mining Shotcrete Fiber feature:
Wave corrugated shape pp fibers creates strong bonding with concrete, anti-pullout and excellent anti-crack effect.
It has good durability and has very good corrosion resistance and anti-aging ability.
Belongs to high-performance Engineering Concrete Fibers, improves concrete toughness and impact resistance.
PVA soluble bundle packaging, evenly dispersed without clumping, no blockage during spraying.
As Concrete reinforcement synthetic fibers, low mixing dosage cuts overall construction cost.

Plastic steel fiber parameter:
Density(g/cm³) | 0.91 | Elastic Modulus(Mpa) | >4000 |
Length(mm) | 36,42,48,54mm | Equivalent Dia(mm) | 0.2-1.0 |
Color | White or black | Crack Elongation(%) | ≥15 |
Shape | Curved/wave | Melting Point | 160-170 ℃ |
Tensile Strength(Mpa) | ≥ 450Mpa | Resistance Acid alkali | Strong |

Applying Insturction
◆Dosage: more than 3kg/cubic meter of concrete.
◆Length: 36mm for general crack level, no more than 25mm for shotcrete, best use no more than 35mm
◆Mix design: In general, no need change the ratio parameters of concrete.
◆Instructions: crushed stones, fibers and sands are put into the mixer in succession.
◆Forming conservation: Conservation can be based upon the requirement of ordinary concrete.
No special requirement, tape time can be extended for 30 seconds according to actual situation.
In order not to bring out fiber, plastering should be carried out after the concrete surface passivation slightly.


Plastic steel fiber advantages:
As durable Engineering Concrete Fibers, polypropylene macro fiber mining shotcrete fiber features excellent chemical stability. It is acid-proof, alkali-resistant and anti-corrosive, never rust or degrade in humid, saline mining environments. Compared with traditional steel fiber, it avoids rust expansion, concrete peeling and short service life, ensuring long-term structural stability for underground shotcrete works. Meanwhile, its non-conductive property guarantees safe operation in mine construction.

Packaging:
Normal plastic packing and water soluble carton packing are available
Different packing different price, please freely contact us for exact price.


Application:
Polypropylene macro fiber mining shotcrete fiber is widely used in mine roadway shotcrete support, tunnel primary lining, slope stabilization, foundation pit reinforcement, underground hydraulic concrete and various heavy-duty concrete projects, providing reliable long-term structural protection for all concrete reinforcement systems.

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