Polypropylene Mesh Fiber for Fire-Resistant and Anti-Frost Concrete Applications

Calforce® Mesh Fiber is a kind of mesh fiber processed from polypropylene resins. It has strong binding force with cement concrete materials. When adding into the concrete, after stirring, due to the impact of cement and sand, it can open the mesh automaticlly and become various mono-filament fibers, thus can form a chaotic support system inside the concrete, therefore can increase the toughness and abrasion performance of concrete.

Key Benefits:

Improve the homogeneous and fire-resistance of concrete.

Reduce the brittle performance of concrete, which can improve the crushing force and toughness.

Significantly enhance the impact resistance, wear-resisting, and breaking strength.

Improve the anti-frost property of concrete. When adding mesh fiber in the concrete, it can remit the inside internal stress and prevent the gap extension.

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Product Advantages

  • Strong Bonding with Cementitious Materials — Processed from polypropylene resins, Mesh Fiber has strong binding force with cement concrete materials for reliable reinforcement performance.
  • Forms a 3D Support System Inside Concrete — After mixing, the mesh structure opens automatically into various mono-filament fibers, helping form a chaotic internal support system throughout the concrete.
  • Helps Improve Concrete Toughness and Reduce Brittleness — Mesh Fiber helps reduce the brittle behavior of concrete while improving toughness and crushing resistance in demanding applications.
  • Enhances Concrete Durability Under Harsh Conditions — It helps improve abrasion resistance, impact resistance, breaking strength, fire resistance, and anti-frost performance for more durable concrete structures.
  • Suitable for High Anti-Crack Reinforcement Projects — Mesh Fiber is suitable for roads, bridges, airport pavements, tunnels, mine walls, river channels, dams, military protection projects, marina revetments, and piers where crack control and structural durability are important.

Technical Specification

Fiber TypesMesh fiber
Identical Diameter(μm)≤100
Elongation at Break(%)15-50
Modulus of Elasticity(Mpa)≥3500
Length(mm)12-50
Density(g/cm³)0.91-0.93
Melting point(℃)160-180
Tensile strength(Mpa)≥400

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

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Product Applications

Mesh Fiber is suitable for concrete applications that require better crack resistance, toughness, impact resistance, wear resistance, and frost resistance. It helps reduce brittleness, relieve internal stress, and improve the overall durability of concrete. 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

Mesh 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 material is Mesh Fiber made from?

Mesh Fiber is processed from polypropylene resins. According to the TDS, it has strong binding force with cement concrete materials, which helps it work effectively inside the concrete system.

How does Mesh Fiber work in concrete?

After being added into concrete and mixed with cement and sand, the mesh structure opens automatically into various mono-filament fibers. This helps form a chaotic internal support system in the concrete and improves toughness and abrasion performance.

Is Mesh Fiber suitable for heavy-duty concrete projects?

Yes. Mesh Fiber is suitable for demanding concrete environments where crack resistance, toughness, impact resistance, and long-term durability are important.

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