Painting a race marine boat hull

GRP, EPOXY

M

ETHODUSEDBYPROFESSIONALRACERS

P

REPARATION

The surface should be cleaned and tarnished. If some filling work has to be done,Nautix Watertight (epoxy filler) should be used.

P

RIMERSELECTION

AdhesionProtectionOsmosis prevention Marine primer P12 pot epoxy PE2 pot epoxy HPEPolyurethane PO

1 coat1 coat*1 coat*1 coat3/4 coats*2 coats*2 coats5/6 coats*3/4 coats*4 coats
*HPE or PE must be sanded between each coat and antifouling application (paper grade 150-180)

A

PPLICATIONBYROLLER

(A4 T.

SPEED ™

- A3 T.

SPEED ™

)

Choose a good tool, the Nautix roller is a reference. - apply the recommended volume ofantifouling - dilute at 5 to 10 % with Nautix DA, depending on the air temperature (for the paint film to lay perfectly). - at 15 ° C, wait 3 hours between 2 coats.

A

PPLICATIONWITHAIRMIXSPRAYGUN

(A4 T.

SPEED ™

- A3 T.

SPEED ™

)

(If application is done outdoors, never apply in windy conditions).Nozzle: 1,4 to 1,6 mm - air pressure: 2 bars. - dilute at 15 to 25 % with Nautix DA, depending on the air temperature (for the paint film to lay perfectly) Apply the recommended volume of antifouling in several thin coats.At 15 5 litres of PE primer + 5 litres of A4Tspeed antifouling diluted at 15 to 25 % for one season. ° C, wait 1 hour between 2 coats. Example for a 10 m racing boat (33’) :

F

INISHING

This step is optional. Here the target is to give the hull the best glide properties and to make the last small defects disappear. Sanding: when the antifouling is completely dry (after 3 to 4 hours) sand the surface withwet sand paper 800 to 1000.Leading edges of keels and rudders : apply A9 T.
SPEED ™or A4 T.
SPEED ™fluorescent overA4T.
SPEED ™white (3 coats). Wet sand (800 to 1000) after 3 to 4 hours . Drying time at 15 ° C: 2 hours. If the boat remains out of water for several weeks, reactivatethe fluo colour by sanding lightly with wet sand paper (800 to 1000)
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