Täydellinen maalausohje Hempel Silic One -järjestelmälle

Complete painting instructions for the Hempel Silic One system

Base: Light Primer (2-5 coats)
Adhesion coat: Silic One Tiecoat (1 coat)
Topcoat: Silic One (2 coats for the first application)


1. Preparatory work before painting

  • Clean the surface thoroughly, e.g., with Hempel’s Pre-Clean.
  • Lightly sand (e.g., with P120 sandpaper).
  • Rinse with fresh water and allow to dry completely.

2. Light Primer (2-5 coats)

First coat:

  • Thinning: 20% with Hempel thinner
  • Drying time:
    • +10 °C: 8 h
    • +20 °C: 4 h
    • +30 °C: 3 h
  • Max. waiting time before next coat: 60 days (10 °C), 30 days (20 °C), 22 days (30 °C)

Subsequent coats:

  • Thinning: max 5%
  • Drying time:
    • +10 °C: 4 h
    • +20 °C: 2 h
    • +30 °C: 1 h
  • Max. waiting time before next coat: 60 days (10 °C), 30 days (20 °C), 22 days (30 °C)

Tip: Light Primer coats must be completely dry before applying the Tiecoat layer.

3. Silic One Tiecoat (1 coat)

  • Do not thin
  • Ensuring a covering layer is important
  • Drying time:
    • +10 °C: 16 h
    • +20 °C: 8 h
    • +30 °C: 4 h
  • Max. waiting time before topcoat: 48 h (10–20 °C), 24 h (30 °C)

4. Silic One (2 coats)

  • Do not thin
  • Apply 2 coats the first time; subsequently, 1 coat every other year is sufficient
  • Drying time:
    • +10 °C: min. 16 h
    • +20 °C: min. 16 h
    • +30 °C: min. 8 h
  • No max. waiting time for the next coat (but the surface must be cleaned after 48 h before applying a new coat)

5. Launching

  • After the final coat, the boat can be launched:
    • +10 °C: 36 h
    • +20–30 °C: 24 h
  • Within 1 month at the latest from painting


Summary of painting sequence

Coat Product Thinning Number of coats Min. drying time (+20 °C)
1 Light Primer 20 % 1 4 h
2 – (5) Light Primer max 5 % 1 (4) 2 h
3 (6) Silic One Tiecoat No 1 8 h
4 (7) Silic One No 2 16 h/coat

Also read the Hempel Silic One FAQ article, which compiles the most common questions about using the system.

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