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6.2.6
Repairing Gel Coat Crazing
TOOLS
Heavy duty polisher
Huffing pad
White cloth
Sanding block
Putty knife
Cellophane
Single edge razor blade
Preparing the Surface
B.
1.
Remove the crazed (cracked) area entirely by block
sanding with 100 grit sandpaper.
IMPORTANT
If all the crazed area is not removed it will continue to spread after
the unit being repaired has been returned to normal use.
2,
while sanding, be careful not to make ripples
and indentations in the gel coat surrounding
the craze. If ripples and indentations do appear
after the craze has been removed, go to Procedure
C below.
3.
If, after you have completed sanding the surface, the craze
appears in the fiber glass below the gel coat, to to Section
6.3, Fracture & Puncture Repairs.
9.
If, after you have completed sanding the surface, there are no
ripples or indentations and the craze does not appear in the
fiberglass go to Procedure D below.
C.
Patching Ripples and Indentations
NOTE:
This procedure applies only if ripples and indentations
appear in the gel coat as a result of sanding the crazed
area (Procedure
1.
Make a smooth, thick, manageable putty by mixing Cab-o-sil and a
matching gel coat. Mix thoroughly until all lumps have been
removed.
Harsh grit buffing compound
Water
Gel coat
Cab-o-sil
Catalyst
Sandpaper 100, 220, 400 6 600
above).
B
SECTION 6
Page 13
MATERIALS
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