Epoxy Anti-Corrosion Coatings
Epoxy anti-corrosion coatings form a dense, chemically cross-linked barrier that protects steel structures, concrete surfaces, and industrial equipment from corrosion, chemical attack, and moisture ingress. HUILI’s epoxy anti-corrosion coating series includes 15 products — from high-solids intermediate coats and solvent-free tank linings to glass flake reinforced systems — covering corrosivity categories C3 through C5-M for onshore and offshore environments.
Products
Max DFT
Min Cure Temp
Explore the Full Epoxy Anti-Corrosion Coating Product Range
Browse the complete series below, grouped by application type. Each product page includes full technical data — DFT, mixing ratios, pot life, cure schedule, surface preparation requirements, and application instructions — everything you need to write a specification or submit for project approval.
Epoxy Topcoats (6)
PLH-60 Modified Epoxy Weather-Resistant Topcoat
2K modified epoxy topcoat with fast-drying performance and weathering resistance for marine and industrial use. Suited for offshore platforms, port equipment and gas holders. Surface dry under 2 hours, 80–100µm DFT.
PLH-40 Epoxy Topcoat
2K epoxy topcoat with chemical, oil and impact resistance for steel and concrete in industrial environments. Suited for water treatment facilities, port structures and petrochemical plants. Surface dry in 1 hour, 40µm DFT.
PLH52-4 Epoxy High-Build Aluminium Pigmented Topcoat
2K high-solids epoxy aluminum topcoat with heat resistance and chemical stability for buried and above-ground steel structures. Suited for demanding industrial corrosion protection. Single coat achieves 150–200µm DFT.
PLH52-3 Epoxy Glass Flake Topcoat
2K epoxy glass flake topcoat engineered for immersion service on submerged steel and concrete in chemical and marine environments. Abrasion-resistant with outstanding water barrier performance. 150µm DFT per airless spray pass.
PLH52-2 Epoxy High-Build Topcoat
2K high-build epoxy topcoat with high-solids formulation for heavy-duty corrosion protection on steel and concrete. Outstanding chemical, solvent and water resistance. 60µm DFT per coat, 2-coat system to 120µm.
PLH52-1 High-Grade Epoxy Enamel
2K epoxy enamel with a porcelain-smooth, abrasion-resistant film for decorative heavy-duty corrosion protection on steel and concrete. Chemical, oil and moisture resistant. 30µm DFT per coat, 3-coat system to 100µm.
Heavy-Duty Systems (2)
PLHS-1 Epoxy Polyurethane Heavy-Duty Anti-Corrosion Coating
PLH-30 Epoxy Heavy-Duty Anti-Corrosion Coating
2K epoxy coating system for immersion service in acid, alkali and solvent environments. Engineered for crude oil tanks, chemical plants and wastewater structures. Sa2.5 prep, 180µm+ total DFT.
Solvent-Free Epoxy (3)
PLH52-8 Solvent-Free Epoxy Ceramic Coating
2K solvent-free epoxy ceramic coating with abrasion-resistant performance and zero VOC for pipelines and storage tanks. Suited for aggressive chemical and immersion service environments. Single coat achieves 600µm+ DFT.
PLHL52-7 Solvent-Free Epoxy Coal Tar Bitumen Coating
2K solvent-free epoxy coal tar coating achieving 600µm+ DFT in a single coat with zero VOC. Engineered for buried pipelines, chemical equipment and underground structures. Outstanding oil and chemical resistance.
PLH-50 Solvent-Free Epoxy Coating
2K solvent-free epoxy coating with zero VOC achieving 400µm+ DFT in a single application. Suited for steel structures and storage tanks requiring heavy-duty corrosion protection. Full cure in 10 days.
Coal Tar / Asphalt (4)
PLHL52-4 Epoxy Coal Tar Bitumen Anti-Corrosion Coating
2K epoxy coal tar coating with seawater resistance, stray current resistance and anti-microbial performance. Engineered for buried pipelines and submerged tank floors. Sa2.5 prep, 60µm DFT per coat.
PLHL52-3 Winter-Grade Epoxy Coal Tar Bitumen Coating
2K epoxy coal tar coating engineered for low-temperature cure down to -10°C in severe corrosive environments. Suited for buried pipelines and steel structures. Sa2.5 prep, 50–60µm DFT per coat.
PLHL52-2 Moisture-Curing Epoxy Bitumen Coating
2K moisture-cure epoxy coal tar coating that cures rapidly on wet and damp substrates. Suited for mines, ports and sewage treatment structures. Seawater and oil resistant, 60µm DFT per coat.
PLHL52-1 Epoxy Bitumen Glass Flake Coating
2K epoxy coal tar glass flake coating for buried and submerged steel structures and concrete. Outstanding water resistance and abrasion-resistant film for underground gas holders and mine shafts. 250µm+ total DFT.
What Makes Epoxy the Right Choice for Industrial Corrosion Protection?
Epoxy anti-corrosion coatings cure to form a dense, chemically cross-linked film that bonds directly to steel, concrete, and prepared metal surfaces — blocking moisture ingress, resisting aggressive chemical media, and arresting the electrochemical reactions that drive structural corrosion. High adhesion strength, mechanical toughness under impact and abrasion, and broad compatibility with primers and topcoats make epoxy systems the globally specified first choice for heavy-duty corrosion protection across oil & gas, petrochemical, power generation, port, and infrastructure sectors.
HUILI’s epoxy anti-corrosion coating series brings together 15 formulations that cover the full range of industrial epoxy applications. Specifying a high-build intermediate coat for structural steelwork in a C5 chemical plant? A zero-VOC lining for crude oil storage tanks? A coal tar epoxy for buried pipelines under cathodic protection? A moisture-cure grade for a winter shutdown where surfaces can’t be fully dried? Every product in this series is formulated to match a specific substrate condition, service environment, and application constraint — so your specification is driven by performance requirements, not product availability.
Full Series Specification Reference — All Products at a Glance
Use the table below to compare DFT, pot life, cure temperature, and application method across the full series. Shortlist your candidates, then request individual TDS documents for complete specification data.
| Product | DFT | Mix Ratio (A:B) | Pot Life | Surface Dry | Min Temp | Application | Key Feature |
|---|---|---|---|---|---|---|---|
| PLH52-1 High-Grade Epoxy Enamel | 100μm / 3 coats | 5:1 | 6h | 4h | 5°C | Spray / Brush | Porcelain-bright finish |
| PLH52-2 Epoxy Thick-Film Topcoat | 120μm+ / 2 coats | 5:1 | 6h | 4h | 5°C | Airless / Brush / Roll | High solid, chemical resistant |
| PLH52-3 Epoxy Glass-Flake Topcoat | 120μm+ / 1–2 coats | 100:10–18 | 4h | 4h | 5°C | Airless / Brush / Roll | Anti-permeation, submerged |
| PLH52-4 Epoxy Thick-Film Aluminium Topcoat | 300–400μm / 2 coats | 24:4 | 4h | 2h | 5°C | Airless / Brush / Roll | Heat & aging resistant |
| PLH-30 Epoxy Heavy-Duty System (Primer/Mid/Top) | 180μm+ / 5 coats | 20:3.5 | 4h | 1h | 10°C | Spray / Brush / Roll | Full system, tank lining |
| PLHL52-1 Epoxy Asphalt Glass-Flake Coating | 250μm+ / 2–3 coats | 100:6–10 | 4h | 4h | 5°C | Airless / Brush / Roll | Underground & submerged |
| PLHL52-2 Moisture-Cure Epoxy Asphalt Coating | 60μm / coat | 8:1–1.5 | 4h | 1h | 5°C | Brush / Roll | Cures in wet conditions |
| PLHL52-3 / 52-5 Winter-Grade Epoxy Coal Tar | 50–60μm / coat | 5:1 | 4h | 1h | −10°C | Brush / Roll | Low-temp cure, pipeline |
| PLHL52-4 / 52-5 Epoxy Coal Tar Coating | 60–140μm / coat | 7:1 | 4h | 4h | 10°C | Brush / Roll | Anti-stray current |
| PLH-40 Epoxy Topcoat (Polyamide-Cured) | 80–100μm / 2 coats | 5:1 | 4h | 1h | 10°C | Spray / Brush / Roll | Water treatment, port |
| PLH-50 Solvent-Free Epoxy Coating | 400μm+ / 1 coat | — | 50min | 24h | 10°C | Spray / Brush / Roll | Zero VOC |
| PLH-60 Modified Epoxy Weather-Resistant Topcoat | 80–100μm / 2 coats | 4:1 | 4h | ≤2h | 10°C | Spray / Brush / Roll | Colour & gloss retention |
| PLHS-1 Epoxy-Polyurethane Heavy-Duty Coating | ~0.2kg/m² | — | — | 0.5h | 0°C | Brush / Spray | PU hybrid, flexible |
| PLHL52-7 Solvent-Free Epoxy Coal Tar Coating | 600μm / 1 coat | — | 25min | 2h | 10°C | Airless | Zero VOC, pipeline |
| PLH52-8 Solvent-Free Epoxy Ceramic Coating | 600μm / 1 coat | — | 50min | 3h | 10°C | Airless | Zero VOC + ceramic wear |
Engineered for the Conditions Your Project Actually Faces
Every industrial environment imposes a different combination of mechanical, chemical, and electrochemical stresses. The right epoxy system isn’t the most expensive one — it’s the one matched precisely to where and how it will perform.
Structural Steel — C4 & C5 Environments
Chemical plants, power stations, bridges, and port facilities demand a corrosion barrier that holds up under mechanical impact and continuous atmospheric exposure. HUILI’s high-solids and glass flake epoxy systems are formulated specifically for C4 and C5 service — delivering decades of protection over blast-cleaned steel.
Storage Tank & Vessel Linings
Internal linings operate under full-immersion contact with crude oil, refined products, or aggressive chemicals — where coating failure means shutdown and costly remediation. Solvent-free systems eliminate VOC entrapment in sealed vessels, while heavy-build multi-coat systems meet refinery tank specifications.
Buried Pipeline External Protection
Underground pipelines face constant soil moisture, mechanical stress, and stray electrical currents — with no opportunity for in-service inspection. HUILI’s coal tar epoxy range delivers the dense, high-build, electrically resistant film that pipeline operators specify for long-term underground service.
Winter & Wet-Condition Application
Maintenance windows don’t wait for ideal weather. HUILI’s winter-grade system cures down to −10°C, and the moisture-cure formulation adheres to damp substrates — keeping your maintenance programme on schedule regardless of season.
Request a Technical Recommendation
Tell us your substrate, environment and project scale — our technical team will recommend the right system and provide a quotation within 24 hours.
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