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Since 2002

Pioneer Rimix 3D concrete fiber to eliminate WWR and steel fibe

Rimix™ 3D Concrete Floors

Distributed Macro Fiber Reinforcement for Slabs

Engineered for Durable Concrete Floors

Since 2002, we have specialized in concrete crack resistance, waterproofing, and anti-corrosion technologies.

Macro Synthetic Fiber Reinforcement for Concrete Floors

Engineered Reinforcement for Slabs-on-Ground and Suitable Concrete Floor Applications

What Is Rimix™ 3D Macro Synthetic Fiber?

Rimix™ 3D is a high-performance macro synthetic fiber engineered for fiber reinforced concrete, industrial floors, slabs on grade, and shotcrete applications. As a structural-grade concrete reinforcing fiber, it is manufactured using premium PP-PE materials and functions as a reliable macro fiber reinforcement solution in demanding construction environments.

Rimix™ 3D provides distributed macro fiber reinforcement that can support toughness, crack control and post-crack performance. In applications where it is considered as an alternative to welded wire reinforcement or steel fibers, final fiber selection and dosage should be based on project design and applicable performance requirements.

Lightweight, non-corrosive, and easy to disperse, Rimix™ 3D macrofiber creates a dense three-dimensional distributed reinforcement network, enhancing performance across a wide range of concrete fiber applications.

Holding Rimix™ 3D Macro-Synthetic Fibers
Rimix3D Concrete Fiber Reinforcement System packaging box and bags manufactured by Pioneer.

Rimix™ 3D Macro Synthetic Fiber - Steel Fiber Alternative

Challenges of Welded Wire Mesh in Concrete Floors

Welded wire mesh (WWR) is widely used to control temperature and shrinkage cracking in concrete slabs, especially in slab-on-grade construction. However, in real construction, its reinforcement performance is often difficult to achieve as intended.

In practice, the following challenges are commonly observed:

1. Reinforcement Limited to a Single Layer

WWR is typically placed at a specified level within the slab, so reinforcement distribution depends on maintaining the designed position during construction.

2. Difficult to Position and Prone to Settlement

During concrete placement, it is difficult to keep the mesh in its intended position. It can shift or sink, resulting in inconsistent reinforcement performance.

3. High Labor Demand for Installation

Installation may involve chairs, tying, positioning, and manual adjustment, which can increase labor requirements, particularly on large-area floor projects.

4. Complex Installation with Longer Construction Time

The additional positioning and installation steps may increase construction effort and affect installation efficiency, particularly on large-area floor projects.

5. Higher Overall Cost in Floor Construction

Material, labor, handling, and installation requirements can all contribute to the overall cost of floor construction.

How Rimix™ 3D Reinforces Concrete Floors

Rimix™ 3D is a macro synthetic fiber reinforcement system for concrete floors that distributes high-performance fibers throughout the mix, forming a dense network of distributed secondary reinforcement across the slab.

Compared with conventional steel fiber reinforcement, Rimix™ 3D uses a lower-density polymer fiber system that distributes a larger number of reinforcing elements throughout the concrete matrix. Final reinforcement performance should be evaluated using project-specific design criteria and relevant FRC test data.

Its high tensile strength and engineered fiber geometry contribute to post-crack residual strength, flexural toughness, and impact resistance, while helping control cracking and support the durability of concrete floors.

Rimix3D structural reinforcement for slabs-on-grade featuring a 3D fiber distribution model graphic.

Dense distributed secondary reinforcements inside concrete

Why Consider Rimix™ 3D for Concrete Floor Reinforcement

Rimix™ 3D is an engineered macro synthetic fiber reinforcement option for concrete floors and slabs-on-ground and may be considered as an alternative to conventional WWR or steel fiber reinforcement where supported by project-specific design, required residual strength, and applicable specifications.

Smooth Finish. Better Floor Quality.

Rimix™ 3D remains subsurface and does not interfere with power-troweled finishing, producing smooth and dense concrete floors.

Easy Handling. Corrosion-Free Reinforcement.

Engineered for uniform dispersion and practical batching and placement. As a synthetic fiber, Rimix™ 3D does not corrode.

No Mesh. No Tying. No Chairs.

Where approved as an alternative to welded wire reinforcement, Rimix™ 3D can simplify reinforcement installation and reduce the need for mesh-related handling.

Lower Cost. Faster Construction.

Simplified installation can reduce labor requirements, support faster construction, and help lower total project costs.

Warehouse industrial concrete slab with Rimix3D non-corrosive 3D fiber reinforcement, a cost-effective rebar alternative.

Easy Handling. Corrosion-Free Reinforcement.

Where Rimix™ 3D May Be Considered as a WWR Alternative

Rimix™ 3D macro synthetic fiber may be evaluated as an alternative to welded wire reinforcement (WWR) in selected concrete floor and slab-on-ground applications where the required reinforcement performance can be demonstrated through project-specific design and relevant FRC performance criteria.

It is suitable for:

  • Industrial concrete floors

  • Warehouse flooring systems

  • Commercial concrete floors

  • Slab-on-grade concrete slabs

  • Superflat and jointless floors

Designed for Modern Concrete Floor Systems

Rimix™ 3D is widely used in:

  • Fiber reinforced concrete floors

  • Macro fiber reinforced concrete slabs

  • Concrete slab reinforcement systems

In selected concrete flooring applications, Rimix™ 3D may be considered as an alternative to welded wire mesh where project-specific design and applicable performance requirements support its use. Its use can simplify reinforcement installation and support efficient concrete floor construction.

Smooth industrial warehouse concrete floors reinforced with Rimix™ 3D macro synthetic fiber, a durable alternative to welded wire mesh

warehouse floors

Spacious distribution center commercial slab with Rimix3D macro fiber reinforcement for smooth, heavy-duty concrete flooring

commercial slab

Smooth industrial concrete flooring system using Rimix3D macro fiber for structural reinforcement in factory buildings

 industrial floor 

Not sure how to choose the right fiber or dosage?
Our team can recommend a solution based on your project requirements.
Email us:sales@pioneerfibre.com

Standards & Technical References

Rimix™ 3D is developed for macro synthetic fiber reinforced concrete applications. Relevant standards and test methods may include ASTM C1116/C1116M, ASTM D7508/D7508M, ASTM C1609/C1609M and EN 14889-2, depending on the supplied product, project requirements and available supporting documentation. Project-specific compliance or performance claims should be confirmed using current test reports and applicable conformity documentation.

Rimix™ 3D Selection Guide

Rimix™ 3D Structural Reinforcement System is available in three performance levels, designed to meet different concrete floor and slab-on-grade application requirements in fiber reinforced concrete.

Model

Typical Application

Typical Dosage

Rimix™ 3D 100

Light-duty slabs and pavements

3-12 lb/yd³ (1.8–7.1 kg/m³)

Rimix™ 3D 200

Commercial and industrial floors

3-12 lb/yd³ (1.8–7.1 kg/m³)

Rimix™ 3D 300

Heavy-duty floors and infrastructure

3-12 lb/yd³ (1.8–7.1 kg/m³)

Note: Final dosage is determined based on design specifications and residual strength requirements.

Lengths / Packaging

Rimix™ 3D macro synthetic fiber is available in multiple lengths and packaging options to suit different fiber reinforced concrete and shotcrete applications.

Lengths: 38 mm, 48 mm, 50 mm, 60 mm

Packaging: Bulk loose fiber in ton bags or carton packaging (small packs in plastic or water-soluble bags)

Stacked pallets of Rimix™ 3D macro synthetic fiber packaging in an industrial warehouse, ready for global delivery for concrete reinforcement projects
Forklift loading Rimix3D concrete reinforcement fiber packaging into a shipping container for international logistics

Ready for Global Delivery

PIONEER® engineers inspecting FRC construction at the construction site

Have Any Questions?
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Tell us your application and we’ll recommend the right macro or micro fiber solution for your project.

Replace welded wire mesh with a more advanced concrete floor reinforcement system.

Rimix™ 3D delivers improved performance, faster construction, and long-term durability in fiber reinforced concrete floors.

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Why Choose Us?

Proven Expertise & Greater Savings

24 years of focus

on concrete protection solutions.

20+ patents & awards

In concrete durability technology

20+ countries served

with global product distribution.

1,000 projects proven

in diverse applications worldwide.

Why Choose PIONEER® Technologies

Tested, Proven, and Engineered for Concrete Crack Control and Durability

Partner with a trusted leader in concrete crack control, fiber reinforcement, and crystalline waterproofing solutions for modern infrastructure and high-performance concrete systems.

1. Independently Tested and Certified

Validated through independent laboratory testing and compliant with ASTM standards and CE certification, PIONEER® technologies deliver reliable performance in fiber reinforced concrete and crystalline waterproofing applications.

2. Proven in Real Projects Worldwide

With applications in over 1,000 projects across 20+ countries, our systems have been used in major infrastructure such as the Hong Kong–Zhuhai–Macao Bridge, Bangladesh Subsea Tunnel, and metro systems, demonstrating consistent performance in demanding environments.

3. Integrated Reinforcement and Waterproofing Solutions

We provide advanced systems including macro synthetic fibers, micro fiber reinforcement, and crystalline waterproofing, supporting applications in industrial floors, precast concrete, ready-mix, and infrastructure projects.

4. Direct Manufacturer with Engineering Support

We offer dosage design, mix optimization, and on-site technical support, backed by over 24 years of experience, ensuring efficient implementation and consistent performance across large-scale construction projects.

Aerial view of PIONEER® production facility in Nanjing, showcasing the company's modern factory and large-scale concrete fiber manufacturing capabilities.

26,500m² production base

Synthetic fibers manufacturing production line for fiber reinforced concrete, producing concrete fibers and fiber mesh reinforcement to reduce cracks and improve durability.

Advanced fiber dispersibility

Concrete fibers production line manufacturing reinforcement fiber for concrete and improving fiber reinforced concrete performance.

Exceptional tensile strength

FAQ

  • Yes, in suitable applications where an engineered macro-fiber solution is permitted and the required floor performance is demonstrated by the project design and applicable FRC data. Replacement should be based on reinforcement function and performance rather than a direct material-weight conversion.

  • Neither system is universally better. Macro fibers and WWR use different reinforcement mechanisms. The better choice depends on floor design, crack-control requirements, installation, residual performance, construction sequence and project cost.

  • WWR is positioned at a specified level within the slab. Macro synthetic fibers are dispersed throughout the concrete mixture. The two systems should be compared according to the design function they need to provide.

  • Current public guidance identifies a broad range of 3–12 lb/yd³ (approximately 1.8–7.1 kg/m³). The final dosage should be selected according to the Rimix™ 3D configuration, required residual performance and project floor design. (www.pioneerfibre.com)

  • Typical inputs include slab thickness, floor area, concrete strength, subgrade support, loads, joint layout, existing reinforcement, required residual performance, placing method and finishing requirements.

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