Fiber Dosing System for Durable Asphalt Mixes

fiber dosing for asphalt plant

The fiber dosing system plays a crucial role in enhancing the mechanical strength and long-term durability of asphalt pavements. Designed to precisely integrate reinforcing fibers into the asphalt mix, this system reduces rutting, cracking, and fatigue failure—making roads stronger and more resilient to extreme conditions.

At Alltech, our automated fiber dosing solution combines engineering precision with rugged dependability, making it an essential component for high-performance road construction.


What Is a Fiber Dosing System?

A fiber dosing system is an automated mechanism that accurately feeds pre-weighed synthetic or mineral fibers into the asphalt mixing process. These fibers act as reinforcement agents, distributing stress and improving resistance to cracking, deformation, and moisture damage.

Alltech’s solution is compatible with both batch mix and drum mix plants and is engineered to meet diverse mix design requirements with consistent accuracy.


Key Features of Alltech’s Fiber Dosing System

  • Precision Fiber Feeding with adjustable rate control
  • Vibration-Assisted Hopper to avoid material clogging
  • Sealed Conveying Mechanism to prevent fiber loss
  • User-Friendly PLC Interface for seamless integration
  • Compact & Modular Design for easy installation or retrofitting

This system ensures safe, dust-free, and controlled fiber introduction without disrupting plant operations or mixing uniformity.


Benefits of Fiber Dosing in Asphalt

1. Enhanced Pavement Strength

Fibers improve tensile strength, reduce cracking, and increase resistance to dynamic loading.

2. Improved Durability

Asphalt mixes reinforced with fibers show better performance against rutting and thermal fatigue.

3. Better Workability

Controlled fiber distribution ensures uniformity in the mix, improving compaction and laydown.

4. Sustainable Construction

Fibers reduce the need for costly overlays or frequent maintenance, promoting resource efficiency over the pavement life cycle.


Applications in Modern Infrastructure

Fiber-reinforced asphalt is increasingly used in:

  • Highways and Expressways
  • Airport Runways and Taxiways
  • Industrial and Heavy-Load Roads
  • Urban Roads in High-Traffic Zones

The fiber dosing system helps meet stringent pavement performance standards and offers long-term cost savings for contractors and road authorities alike.


The Alltech Advantage

With Alltech, you’re not just investing in a component—you’re adopting a future-ready system backed by innovation, field-tested reliability, and a commitment to performance. Our fiber dosing solutions are engineered for harsh working environments and can be tailored to your plant capacity and production needs.

Incorporating a fiber dosing system into your asphalt plant is a smart, forward-thinking move to improve road durability and performance. Trust Alltech to deliver rugged, reliable, and technologically advanced solutions that empower your infrastructure projects with greater strength and efficiency.

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Picture of Author: Alltech
Author: Alltech

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