The comparision of Basalt fiber rebar & Fiberglass rebar

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Published on: 2025-04-01 11:48
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Basalt Fiber Rebar vs. Fiberglass Rebar: The Ultimate Composite Reinforcement Guide

Introduction to Composite Rebars
Basalt fiber rebar and fiberglass rebar represent innovative alternatives to traditional steel reinforcement, both manufactured through pultrusion but using distinct raw materials: basalt fiber (volcanic rock-based) and glass fiber (silica-based), respectively. Basalt Fiber rebar and Fiberglass rebar are both used for concrete reinforcement and in precast concrete projects.

 

Basalt Fiber Rebar: The Volcanic Reinforcement

Key Advantages:
✔ Superior Strength - 2.5x stronger than steel in tensile strength
✔ Ultralight - 80% lighter than steel (1/5 the weight)
✔ Natural Corrosion Resistance - Immune to rust, acids, and alkalis
✔ Thermal Compatibility - Matches concrete's expansion coefficient
✔ EMI Protection - Non-conductive for sensitive installations
✔ High-Temp Performance - Withstands up to 1,450°C

 

Premium Applications:

  • Critical infrastructure (bridges, tunnels)
  • Marine structures (seawalls, piers)
  • Hospital/data center construction
  • High-temperature environments

 

Fiberglass Rebar: The Lightweight Champion

Key Advantages:
✔ Extreme Lightweight - 7x lighter than steel in flatwork
✔ Corrosion Proof - Zero rust with minimal concrete cover
✔ Double Steel's Strength - Superior tensile performance
✔ Easy Installation - No welding required
✔ EMI Neutral - Ideal for electrical-sensitive areas

 

Ideal Applications:

  • Commercial flatwork (parking decks, pool surrounds)
  • Marine environments (docks, retaining walls)
  • Lightweight structures (balconies, prefab elements)
  • Electrical substations

Technical Comparison

Feature

Basalt Rebar

Fiberglass Rebar

Tensile Strength

2.5x steel

2x steel

Weight

1/5 steel

1/7 steel (flatwork)

Modulus of Elasticity

46.88 GPa (steel-like)

20-50 GPa

Fire Resistance

1,450°C melting point

700-900°C limit

Cost

Premium

Cost-effective

Color

Natural black

Customizable

 

Selection Guidelines

1、Choose Basalt When:

  • Maximum fire resistance is critical
  • Structural stiffness matching steel is required
  • Project budget allows for premium solution

2、Opt for Fiberglass When:

  • Weight reduction is paramount
  • Standard corrosion resistance suffices
  • Cost sensitivity is a factor

 

Industry-Leading Solutions
Our composite rebars deliver:

  • 100+ year service life in corrosive environments
  • 30-50% faster installation vs. steel
  • 60% lower lifetime costs
  • Sustainable, non-toxic materials

 

Expert Recommendation
For most marine and infrastructure projects, we recommend basalt fiber rebar for its unparalleled durability. Fiberglass rebar excels in commercial flatwork and lightweight applications.

 

Hubei Yulong is a leading manufacturer and exporter of glass fiber and basalt reinforced polymer composite products and is IOS9001, IOS14001 certified. Our motto is “Quality First, Customer Supreme”. We are committed to providing our customers with high-quality and reliable products that meet their diverse needs.

 

We can assure you cost-effective price with qualified customized GFRP, BFRP, and FRP products. You are welcome to visit our company and get free samples for test, if you want to save time, please tell us what you need, our professional team and the most advanced machines can make samples quickly and send them to you for free within 5 days.

 

Request samples or technical datasheets today to specify the ideal solution for your project.

  Email: rosie.xiao@ylfrp.net

  WhatsApp: +86-13477858967

www.ylfrp.net

 

Tags: Basalt fiber rebar, fiberglass rebar, concrete reinforcement, precast concrete, GFRP PINS, hubei yulong, yulong frp, yulong composite, rosiexiao, jinli new materialspultrusion, pultruded, molded, winding machine, grp, civil construction, Marine, sea walter, gfrp, frp

 

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