Overview
Two-component winter-grade epoxy coal tar bitumen coating designed to cure under low-temperature conditions.​

Composition
Epoxy resin, coal tar pitch, anti-rust pigments, solvent, additives, catalyst; fast-drying curing agent; supplied as Part A & Part B.​

Typical uses
Corrosion protection for steel and concrete in severe corrosive environments.​
Suitable for external anti-corrosion of buried pipelines.​

Technical data (typical)

• Appearance: primer brown-black; topcoat black.​

• Theoretical consumption: 0.18 kg/m² at 60 µm DFT (loss not included).​

• Density: 1.32 kg/L.​

• Volume solids: ≥75%.​

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

Application data (25°C)

• Mixing ratio (A:B): 20:4.​

• Induction time: 5 min.​

• Pot life: 4 h.​

• Application methods: spray, brush, roller.​

• Thinner: HL52-6 dedicated thinner, 3–8%.​

• Recoat interval (25°C): min 12 h; max 7 d.​

• Recommended DFT per coat: 40–70 µm (brush/roller 30–40 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: winter-grade epoxy coal tar bitumen primer + winter-grade epoxy coal tar bitumen topcoat.​

• Packing: Part A 20 kg; Part B 4 kg.​

• Storage: store in a dry, cool, ventilated place; keep away from fire; avoid strong sunlight; no outdoor storage.​

• Shelf life: 12 months.