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| Knowledge
Base |
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| Water
blisters |
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| Definition |
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Medium-sized blisters in
the middle coat which have popped. |
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| Cause |
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Sanding water which has
collected in corners, edges and recessed areas.
Contaminated air supply. |
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| Prevention |
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Blow clean air into recessed
areas after sanding to ensure that they are
dry. Always remove attachments, if possible. |
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Regularly check that oil
and water separator on compressed air line
is in good working order. |
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| Remedy |
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If there are only a few
blisters, lightly sand the affected area and
then polish. |
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If there are lots of blisters,
lightly sand and then respray. |
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