Epoxy Primer 4:1

Anticorrosive epoxy primer

Variants

Colour Art. No. Capacity Quantity per carton
light grey5429 0,8 l + 0,2 l6
black 9880 0,8 l + 0,2 l6
white 9882 0,8 l + 0,2 l6

Gloss grade

matt
Epoxy Primer 4:1

Technical documentation

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Description

High-quality 2K epoxy primer with anticorrosive additives. Perfectly protects steel substrates against corrosion in the car repair process. Can be used as a filling or isolating primer. Suitable for application wet on wet.

Advantages

  • Excellent protection of steel surfaces.
  • Very good adhesion to various substrates.
  • Easy to mix and apply.
  • Exceptional fluidity.

Substrates

Anticorrosive epoxy primer can be applied directly on:

  •  Bare steel and aluminum after flatting and degreasing.
  • Zinc coated steel, galvanized steel after flatting and degreasing.
  • Sanded polyester-glass laminates (GFK/GRP) as well as epoxy-glass laminates.
  • 2K polyester putties and 2K epoxy fillers.
  • Old finishes in good condition after flatting and degreasing.

Good preparation is necessary for achieving best results.

Important informations

  • Przetrzeć odtłuścić

    degrease

  • Proporcje mieszania

    Mixing ratio
    4 : 1 + 15÷50%

  • Lepkość natryskowa

    Spraying viscosity
    18 ÷ 60s / 20°C

  • Żywotność mieszanki

    Pot life
    ~ 3h / 20°C

  • Liczba warstw

    2÷3 layers
    HVLP / RP
    ø1,5 ÷ 2,0 mm

  • Czas odparowania

    between layers
    5 ÷ 10 min.

  • Czas odparowania

    before baking
    ~ 10 min.

  • Czas utwardzania

    Hardening  time
    8 h / 20°C
    45 min. / 60°C

  • Szlifowanie na sucho

    P360÷P500
    P280÷P320

  • Szlifowanie na mokro

    P600÷P1000
    P800÷P1000

Application process

  • Zastosowanie
  • Use

    For car repairs as an isolation primer for sending, or wet-on-wet technique

  • Proporcje mieszania
  • Mixing ratio by volume

    Primer: 4
    Hardener: 1
    Thinner: 15÷50%

    Stir thoroughly until obtaining a homogenous mixture.

  • Lepkość natryskowa
  • Spraying viscosity
    • 55÷60 seconds at 20°C with 15% of thinner.
    • 35÷40 seconds at 20°C with 25% of thinner.
    • 18÷20 seconds at 20°C with 50% of thinner.
  • Żywotność mieszanki
  • Pot life for the mixture

    About 3 hours at 20°C

  • Liczba warstw
  • Number of layers

    2÷3 layers.
    Recommended layer thickness:

    • isolation primer: 50÷70µm of dry film
    • filling primer for sanding: 200÷250µm of dry film

    Gun parameters:
    RP nozzle: 1.6÷2.0 mm; Pressure of input: 2.0÷2.2 bars.
    HVLP nozzle: 1.5÷1.9 mm; Inlet pressure: 2.0 bars.

  • Czas odparowania
  • Evaporation time

    Between layers: 5÷10 minutes
    Before baking: about 10 minutes
    Before topcoating (wet on wet): 60÷120 minutes

    Evaporation time depends on the temperature and the number of layers.

  • Czas utwardzania
  • Hardening time
    • about 8 hours at 20°C (depending on coating thickness).
    • about 45 minutes at 60°C (depending on coating thickness).

    Temperatures below 20°C significantly increase the drying time.

  • Suszenie promieniem IR
  • IR drying

    10÷15 minutes under short wave for a coating thickess of 150÷200µm. Do not exceed maximum temperature of 60°C. Use according to the recommendations of the equipment manufacturer. Wait about 10 minutes before starting IR drying.

  • Szlifowanie na sucho
  • Dry sanding

    Machine sanding: P360÷P500
    Hand sanding: P280÷P320

  • Szlifowanie na mokro
  • Wet sanding

    Machine sanding: P600÷P1000
    Hand sanding: P800÷P1000

  • Informacja
  • Further work

    2K epoxy primers can be directly over coated with:

    • 2K top coats.
    • 1K base coats.
    • 2K acrylic primers.
    • 2K polyester body fillers.
    • 2K epoxy body fillers.
  • Informacja
  • General notes
    • Do not exceed recommended doses of the hardener!
    • The best repair results can be achieved by painting at room temperature. The temperature in the body shop and the temperature of the product should be similar.
    • When working with 2K products, it is recommended to use personal protection equipment. Protect the eyes and airways.
    • The rooms should be well ventilated.
    • Clean the guns and equipment immediately after use.
    • This product cannot be applied on wash primers and 1K primers.

    Caution: To maintain safety, always follow the instructions given in the MSDS for the products.

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