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Product: 2400tex Alkali Resistant Fiberglass Roving

Usage: GRC reinforced

Loading time: 2025/8/21

Loading quantity: 1171KGS)

Ship to: Philippine

Specification:

Glass type: AR fiberglass, ZrO2 16.5%

Linear Density: 2400tex

In the world of construction and building materials, concrete is king. But while it’s known for its strength under compression, its weakness lies in its tensile strength and susceptibility to cracking. This is where AR (Alkali-Resistant) glass fiber comes in, acting as an invisible reinforcement that transforms ordinary concrete into a high-performance, durable, and versatile material.

What Makes AR Glass Fiber Unique?

Unlike standard E-glass fibers, which degrade quickly in the highly alkaline environment of cement, AR glass fiber is specifically engineered to withstand this harsh chemical attack. It’s made by incorporating Zirconia (ZrO2), a key component that provides exceptional resistance to alkali corrosion. This unique property ensures that the fibers maintain their integrity and reinforcing power over the long term, making them the perfect partner for concrete.

The Science Behind the Strength

When chopped AR glass fibers are dispersed throughout a concrete matrix, they create a dense, three-dimensional network of reinforcement. This network intercepts and controls micro-cracks before they can propagate and grow into larger structural flaws. The result is a composite material with significantly improved mechanical properties:

Enhanced Flexural and Tensile Strength: The fibers bridge tiny cracks, dramatically increasing the concrete’s ability to bend and stretch without breaking. This is especially crucial for thin, lightweight panels and precast elements.

Improved Impact Resistance: The distributed fibers absorb and dissipate energy from impacts, making the concrete more resilient to shocks and sudden loads.

Superior Durability: By controlling cracking, AR glass fiber prevents water and corrosive agents from penetrating the concrete, which in turn protects internal steel rebar from rust and extends the lifespan of the structure.

Lighter Weight Construction: The reinforcement provided by AR glass fiber allows for the production of thinner concrete sections, reducing the overall weight of a structure without compromising strength. This is particularly beneficial for architectural facade panels, pipes, and decorative elements.

Applications Transforming the Industry

The use of AR glass fiber has unlocked a new era of possibilities for architects, engineers, and manufacturers. Its applications are diverse and rapidly growing:

Glass Fiber Reinforced Concrete (GFRC): This is one of the most significant applications. GFRC is a thin, lightweight, and strong composite material used for architectural panels, complex facade elements, and decorative castings. The use of AR glass fiber makes these products highly durable and weather-resistant.

Precast Concrete: AR glass fiber reinforces precast elements like utility vaults, pipes, and manhole covers, providing added durability and crack resistance during handling and installation.

Concrete Repair and Overlay: It can be added to repair mortars and overlays to strengthen the new material and ensure it bonds effectively to the existing structure, preventing future cracking.

Lightweight Architectural Elements: From ornate sculptures to furniture, AR glass fiber allows for the creation of intricate and detailed concrete pieces that are much lighter than traditional concrete, making them easier to handle and install.

Contact information:
Sales manager: Yolanda Xiong
Email: sales4@fiberglassfiber.com
Cell phone/wechat/whatsapp: 0086 13667923005