Epoxy Zinc Primer (2K, C6-Modified) – Two-component epoxy zinc primer (C6-modified) for cathodic-protection priming.
Salt spray resistance 1300 h (as stated).
Theoretical consumption 0.25 kg/m² at 50 µm DFT (losses not included).
For offshore platforms, underwater steel, pipelines, oil tanks, bridges, and petrochemical steel structures.
PLH53-35 Epoxy Zinc Primer (C6-Modified) is a two-component epoxy zinc primer modified with special C6-element material and cured with a polyamide hardener. It is intended for cathodic-protection priming and use in industrial anti-corrosion coating systems, including localized repair of inorganic zinc-rich primer coatings.
The product is formulated with epoxy resin, ultrafine zinc powder, anti-settling agent, toughening agent, solvent, and special C6-element material, and is supplied with a polyamide curing agent as Part A and Part B.
Intended for cathodic-protection priming on steel substrates
Suitable for use in industrial anti-corrosion coating systems
Can be applied by airless spray, brush, or roller
Can be used for localized repair of inorganic zinc-rich primer coatings
Compatible with a wide range of intermediate coatings and topcoats
Salt spray resistance: 1300 h
This primer is suitable for a wide range of steel protection projects in industrial and marine environments.
Typical application areas
Ship repair/building
Bridges
Petrochemical facilities
Steel structures
Offshore platforms
Underwater steel structures
Pipelines
Oil tanks
Maintenance and repair uses
Cathodic-protection priming in industrial anti-corrosion coating systems
Localized repair of inorganic zinc-rich primer coatings
| Item | Details |
|---|---|
| Mixing Ratio (A:B) | 21:3 |
| Induction Time | 5 min |
| Pot Life | 4 h |
| Application Methods | Airless spray, brush, roller |
| Thinner / Cleaner | X-7 epoxy thinner |
| Typical Dilution | 2–8% (air spray/roller may require more) |
| Recoat Interval / Overcoating Interval (25°C) | Minimum 12 h; maximum not limited |
| Recommended DFT | 50–80 µm per coat (brush/roller: 30–40 µm per coat) |
Abrasive blasting or shot blasting to Sa 2.5, or power-tool cleaning to St 3. Surface profile: 30–75 µm.
| Item | Value |
|---|---|
| Product Type | Two-component epoxy zinc primer |
| Appearance / Color | Gray |
| Theoretical Consumption | 0.25 kg/m² at 50 µm DFT (losses not included) |
| Density / Specific Gravity | Approx. 1.87 kg/L |
| Drying / Curing (25°C) | Touch dry 1 h; hard dry 24 h; full cure 7 days |
| Salt Spray Resistance | 1300 h |
This primer is compatible with epoxy intermediate coating, epoxy topcoat, polyurethane topcoat, acrylic topcoat, chlorinated rubber topcoat, high chlorinated polyethylene topcoat, chlorosulfonated polyethylene topcoat, and chlorinated ether topcoat.
Packaging: Part A 21 kg; Part B 3 kg
Shelf Life: 12 months
Store in a dry, cool, ventilated warehouse away from fire sources and direct sunlight; outdoor storage is not permitted.
What is this primer used for?
This primer is used for cathodic-protection priming in industrial anti-corrosion coating systems and for localized repair of inorganic zinc-rich primer coatings.
What substrates and structures is it suitable for?
The product is intended for steel substrates and is suitable for ship repair/building, bridges, petrochemical facilities, steel structures, offshore platforms, underwater steel structures, pipelines, and oil tanks.
What application methods are available?
The product can be applied by airless spray, brush, or roller.
What surface preparation is recommended before application?
Abrasive blasting or shot blasting to Sa 2.5 is recommended, or power-tool cleaning to St 3. A surface profile of 30–75 µm is specified.
What is the recommended recoat interval?
The minimum recoat interval is 12 h at 25°C, and the maximum interval is not limited.
What coatings is it compatible with?
It is compatible with epoxy intermediate coating, epoxy topcoat, polyurethane topcoat, acrylic topcoat, chlorinated rubber topcoat, high chlorinated polyethylene topcoat, chlorosulfonated polyethylene topcoat, and chlorinated ether topcoat.
We would love to speak with you.
Feel free to reach out using the below details.
Epoxy High-Build Topcoat (2K) – High-solids epoxy topcoat for heavy-duty protection.
For steel structures and concrete surfaces.
Induction time 5 h; pot life 3 h.
Recoat 24 h–7 d; X-7 thinner 3–9%.
Indoor Intumescent Fireproof Coating for Steel Structure – Waterborne intumescent coating for indoor steel fire protection.
2 h rating: ≥3.3 mm; 4.6 kg/m² theoretical consumption.
Water-thinnable; max dilution 5%.
Bond strength test result: 0.82 MPa.
Vinyl Phosphating Primer (2K) – Two-component phosphating primer for galvanized steel, aluminum, and other light metals.
Forms chemical adhesion to improve intercoat adhesion of subsequent coatings.
Low film thickness system: 15–25 µm DFT per coat; theoretical consumption 0.06 kg/m² at 20 µm DFT.
Min. recoat 2 h (25°C); dedicated PLX06 thinner (10–20%).
Epoxy zinc phosphate anti-rust primer (2K) for heavy-duty steel corrosion protection.
For ports/docks, heavy structures, mining machinery, power machinery plants, and water conservancy steelwork.
Zinc phosphate anti-rust pigment system with stated water and salt water resistance.
Mix ratio 7:1; theoretical consumption 0.12 kg/m² at 50 µm DFT.
Protect. Perform. Endure. – Advanced Coatings for Industrial Excellence.
© 2025 All Rights reserved Anhui HUILI Coating Technology Co., Ltd. | Privacy Policy