PLH-30 Epoxy Heavy-Duty Anti-Corrosion Coating

Overview
Epoxy heavy-duty anti-corrosion coating supplied as primer / intermediate coating / topcoat.​

Composition
Special multifunctional epoxy resin, corrosion-resistant pigments, solvent, additives; cured with a special curing agent.​

Typical uses
Internal lining protection for storage tanks and vessels for crude oil, heavy oil, refined oil products, and aromatic solvents.​
Steel structures in chemical, electroplating, pickling, electrolysis workshops, chemical ponds, and sewage tanks.​

Technical data (typical)

• Appearance: primer iron red or grey; intermediate grey or white; topcoat various colors.​

• Theoretical consumption: 0.17 kg/m² at 60 µm DFT (loss not included).​

• Density: 1.4 kg/L.​

• Drying time (25°C): surface dry 1 h; hard dry 24 h; full cure 7 d.​

Application data (25°C)

• Mixing ratio (A:B): 20:3.5.​

• Induction time: 5 min.​

• Pot life: 2 h.​

• Application methods: airless spray, brush, roller.​

• Thinner: X-7 epoxy thinner, 2–8% (more for air spray/roller).​

• Recoat interval: min 24 h; max 7 d.​

• Recommended DFT per coat: 50–90 µm (brush/roller 40–50 µm).​

Surface preparation
Blast to Sa 2.5 or power-tool clean to St 3; surface profile 30–75 µm.​

System compatibility / packing / storage

• System compatibility: epoxy heavy-duty primer + epoxy heavy-duty intermediate + epoxy heavy-duty topcoat.​

• Packing: Part A 20 kg; Part B 3.5 kg.​

• Storage: dry, cool, ventilated; away from fire; avoid strong sunlight; no outdoor storage.​

• Shelf life: 12 months.