Epoxy Primer E4120

100% two-part epoxy anti-corrosion primer, pigmented with strontium chromate.
Replaces the previous zinc chromate. Approved by Airbus, British Aerospace and AECMA.

Use :
Interior and exterior protection for aircraft producing chemical resistance and a high level of corrosion resistance on substrates prepared with Surface Cleaner.

Application :
Spray gun – for metal aircraft. The viscosity of the mixture is close to that of UHT skimmed milk.
Roller with special foam rolls – for tubular cells.
Brush.

Performance :
High resistance to impacts, synthetic lubricants, phosphate ester hydraulic fluids such as HYJET type IV, salt spray, damp atmospheres, kerosene and filiform corrosion.

Covering power :
10 to 12 sq. m per litre and per coat with a thickness of 20 to 25 μ and 40% loss.

Dry film thickness :
20 to 25 µ.

Time between coats :
Minimum 2 h – maximum 72 h.

Oven drying :
Pre-drying: 30 minutes at ambient temperature.
Stoving: 20 minutes at 60°C before the following coat or 1 h at 80°C or 15 min to 120°C if the primary is not covered.***

Mixture report :
E4120 base : 1 volume.
E0611 hardener : 1 volume.
E0515 solvent : if necessary.