Production Process

Process-of-coating-fusion-bonded-epoxy-of-reinforcement-bars

Key Properties of Epoxy Coating

Property	Importance
Corrosion Resistance	Blocks moisture, chlorides, and chemicals from reaching the steel.
Adhesion Strength	Bonds tightly to steel but must withstand concrete bonding.
Flexibility	Must not crack when rebar is bent or cut.
Abrasion Resistance	Protects against damage during handling and installation.
Chemical Resistance	Resists alkalis in concrete and saltwater exposure.
Thickness	Typically 150–300 microns (6–12 mils) per ASTM standards.

Advantages of Epoxy Coating

✔ Extends rebar lifespan by preventing rust in corrosive environments.
✔ Cost-effective compared to stainless steel rebar.
✔ Maintains bond strength with concrete if undamaged.
✔ Widely available and compliant with ASTM, AASHTO, and ISO standards.

Main Applications

Application Sector	Specific Structures
Bridges & Highways	Bridge decks, overpasses, ramps, retaining walls
Marine & Coastal	Piers, docks, seawalls, harbor walls
Parking Structures	Multi-level garages, underground parking
Water/Wastewater Plants	Concrete tanks, pipes, filtration basins
Industrial Facilities	Chemical plants, power plants, cooling towers

Packaging

FAQ

Q: What is epoxy-coated rebar?

A: Steel rebar coated with a protective epoxy layer to prevent corrosion in concrete, especially in chloride-rich environments.

Q: Can it be bent after coating?

A: Yes, but with caution-bending may crack the epoxy, requiring patch repairs.

Q: Why use epoxy coating instead of regular rebar?

A:

✔ Resists rust from salt, moisture, and chemicals

✔ Extends structure lifespan

✔ More affordable than stainless steel

Q:Compared with galvanized steel bars, which one is more environmentally friendly?

A:Environmental protection: Epoxy coating does not contain heavy metals (such as zinc), and the production process is less polluting; galvanizing may produce zinc-containing wastewater.

Applicable scenarios: Epoxy coating is preferred for projects with high environmental requirements (such as drinking water facilities).

Q:Does the coating color affect performance?

A:Common colors are green or black. The color is only used for identification and does not affect the anti-corrosion performance.

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