High-Strength Polypropylene Monofilament Fiber For Concrete Reinforcement

Monofilament Fiber is a kind of high strength monofilament micro fiber made of polypropylene, which could effectively prevent concrete micro-crack, as well as improve concrete performance of anti-crack, anti-infiltration, anti-concussion and anti-shock. This fiber is produced by special technology, the products with many fiber mono-filaments, when the fiber is put into the concrete, the horizontal structure in fiber monofilament can be destroyed in the course of stirring owing to friction and rubbing, and the fiber monofilament will fully stretch, thus the concrete is reinforced by a great number of polypropylene fibers.

Key Benefits:

Good dispersion with no fascicles

Strong toughness and high strength

Good freeze-thaw resistance

Improved crack resistance of concrete

Enhanced durability and aging resistance

Better impact, flexural, fatigue, and seismic resistance

Improved fire performance of concrete

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Product Advantages

  • High-Strength Polypropylene Monofilament Fiber — Made of high-strength polypropylene monofilament micro fiber for concrete reinforcement.
  • Good Dispersion Performance — Offers good dispersion in concrete with no fascicles.
  • Special Production Technology — Produced by special technology that helps the fiber mono-filaments separate and stretch during mixing.
  • Effective Micro-Crack Prevention — Helps effectively prevent concrete micro-cracks and improve anti-crack performance. Multi-Function Concrete Improvement — Helps improve anti-infiltration, durability, aging resistance, and resistance to impact, fatigue, and seismic action.
  • Suitable for High-Requirement Concrete Projects — Suitable for demanding concrete applications requiring improved crack resistance and durability.

Technical Specification

Fiber TypesMonofilament fiber
Identical Diameter(μm)15-45
Elongation at Break(%)≥15
Modulus of Elasticity(Mpa)≥3500
Length(mm)3-50
Density( g/cm³)0.90-0.93
Melting point(℃)160-170
Tensile strength(Mpa)≥400

*Note: The range of length is 3-50 mm, and according to your demand.

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Product Applications

Monofilament Fiber is suitable for concrete applications that require better crack resistance, durability, anti-infiltration performance, and overall reinforcement. Typical uses include:

Dosage Guideline:

For best results, the recommended dosage should be optimized based on your raw materials and target performance.

Need custom formulations or comparative testing?

Contact BOTAI’s technical team for customized formulation support and performance consultation.

 Contact Botai R&D Team

Packaging & Delivery

  • Standard packaging: In 15Kg/20Kg PP woven bags with inner separate 1Kg small bag.
  • OEM or neutral packaging available upon request
  • Minimum Order Quantity (MOQ): 3 metric tons.
  • Typical lead time: 7–15 days after order confirmation
  • Trade terms: FOB / CIF / DDP under Incoterms® 2020

Storage and Shelf life

  • Store in a dry and cool place.
  • High humidity and temperature increase the risk of caking.
  • Do not stack pallets on top of each other to avoid compaction.
  • “Best use before end” date is on the label; storage beyond it doesn’t necessarily mean unusable, but required properties must be checked for quality assurance.

Safety & Compliance

Monofilament Fiber is safe, non-toxic, and environmentally friendly. It complies with ISO 9001 and EU REACH standards.

For detailed handling and safety information, refer to the MSDS.

About Henan Botai Chemical Building Materials Co., Ltd.

Established in 2004, Botai Chemical is a certified manufacturer specializing in Redispersible Polymer Powder, Cellulose Ethers (HPMC/HEMC/HEC), Calcium Formate, and Superplasticizers (SMF/PCE). Our products are widely used in dry-mix mortars, paints, oil drilling, feed, and detergent applications.

As a member of China’s Building Materials and Ceramic Industry Associations, Botai is actively involved in R&D and innovation for tile adhesive and repair materials. We operate two advanced R&D centers and hold over 25 patents and 20 registered trademarks.

With ISO 9001, EU REACH, HALAL, and FAMI-QS certifications, Botai ensures consistent quality and sustainable manufacturing. Our annual capacity exceeds 100,000 tons across VINNATE®, VAMCELL®, BOMCELL®, THYLOCELL®, FORCA®, and DEMACSA® product lines.

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Why Choose Us?

Factory established in 2004, backed by 20+ years of manufacturing expertise and over 60,000 m² of modern production facilities

Trusted by customers in 100+ countries and regions, with stable export supply and responsive service

One of China’s leading manufacturers of construction chemical additives, with a total annual capacity exceeding 100,000 tons

Two advanced R&D centers with full in-house laboratories and patented formulation capabilities

Certified quality and production systems: ISO 9001, EU REACH, HALAL, FAMI-QS

25+ patented technologies and 20+ registered trademarks, including VINNATE®, VAMCELL®, BOMCELL®, THYLOCELL® and more

Dedicated QC management and global technical support teams ensuring fast response and reliable service

Strong supply stability with long-term raw material partnerships and automated production lines, ensuring consistent quality and on-time delivery

FAQ

Can I get a free sample?

Yes, we offer 200–500 g samples for testing with TDS/SDS.

Do you support custom formula or OEM brand?

Yes, we customize grades based on adhesion strength, open time, and workability requirements.

How We Guarantee Quality?

Pre-production sample testing is always conducted before mass production to ensure consistency and compliance.
Final inspection before shipment is strictly implemented to verify product quality, packaging, and labeling accuracy.
All production processes are managed under ISO 9001 quality management system to maintain stable quality performance.

What is Monofilament Fiber made of?

It is made of polypropylene and produced through a special process that helps the fiber disperse effectively in concrete mixtures.

What is the main function of Monofilament Fiber in concrete?

Its main function is to reinforce concrete by helping control micro-cracks and improve resistance to cracking, impact, and shock.

What benefits can Monofilament Fiber provide?

It can help improve anti-crack performance, anti-infiltration performance, toughness, impact resistance, and overall concrete durability.

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