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Know How in magazin Wind

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Know How in magazin Wind

In the April-May issue of magazin Wind, you will find a guide text on the prevention and treatment of osmosis using Sea-Line products.An old proverb says that prevention is better than cure, so we highly recommend reading not only to those who already struggle with osmosis on the hull.In the printed version, you can find Wiatr in most nautical shops and marinas, and always online http://magazynwiatr.pl/archiwum/

 


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Our FAQ
Answers to frequently asked questions

Can I paint a boat, previously painted with 1 component paint, with polyurethane?

It is not recommended to apply 2K paints over 1K paints. 1K and 2K inks differ in their composition and properties, including hardness, chemical resistance and durability. 1K paints are one-component and dry by evaporating the solvent, while 2K paints are two-component and need to be cured by adding a hardener. Applying 2K paint over 1K paint can cause unpredictable chemical reactions and lead to undesirable effects such as dulling, chipping or flaking of the paint. Therefore, always use paints according to the manufacturer’s instructions and do not mix different types of paints. farby zgodnie z instrukcjami producenta i nie mieszać różnych rodzajów farb.

Why are the streaks formed?

Possible causes

  • Wrong viscosity and spraying technique,
  • Failure to maintain proper evaporation time and thickness of layers,
  • Incorrect spraying pressure,
  • Too low temperature of varnish, surface or space ,
  • Wrong thinner or hardener.

How to prevent

  • Apply the right type of application method indicated by manufacturer,
  • Use working spray guns,
  • Both the object and material must have room temperature of 20ﹾC,
  • Apply correct proportion of base and hardener.

How to remove

  • Grinding and polishing,
  • Grinding and painting,

Can I mix polyurethane paints to get a different color?

Yes, you can mix Sea-Line polyurethane paints. The only difference are the pigments of polyurethane paints that determine the color of the paint. But remember to keep the right proportions of base, hardener and thinner.

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