GC50 gel coat flaking off


GC50 gel coat flaking off
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Daz
Daz
Daz
posted 5 Years Ago HOT
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Why is this happening .
I used pro finish carbon
Sprayed the mold with the gc50
Left over night to cure !!!
what can I do to rectify the delaminaton problem
Edited 5 Years Ago by Daz
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GC50 gel coat flaking off
Daz - 5 Years Ago
     Morning , I've used GC50 before and had pre release problems , the only way I found to get over it was spraying a really dusty coat of gel coat in the mould , really dry and dusty . If applied in a.....
Big Tee Racing - 5 Years Ago
             This isn’t a pre release problem It’s flaking off the bonnet
Daz - 5 Years Ago
     Sounds like it is a issue with the bond between the epoxy and the GC50. What sort of MEKP did you use? Also I presume you only used one coating of the gel?
Warren (Staff) - 5 Years Ago
             Hi Warren , Bought all the stuff from easycomposites last week Yes one coating of gel Left to cure I’ve had to strip the lot of it off today and 2k clear coat it Def won’t use the gel coat again...
Daz - 5 Years Ago
                 The only times I've ever experienced any de-lamination issues with GC50 is either when it or the epoxy has cured in quite cold conditions (i.e. if left overnight in a garage) or if I might have used ...
MarkMK - 5 Years Ago
     You should be able to load pictures through the insert function on the post message box. As already said it could be a temperature issue. Most resins can be temperature sensitive. It sounds like it....
Warren (Staff) - 5 Years Ago
             Cheers warren Ive da’d it all off now and clearcoatedI did use spray tak and it was left over night in the garage but I don’t know what the temp went down to 🤔
Daz - 5 Years Ago
     Round my way in the Midlands its about 10C at its coldest so if similar for you that won't have been ideal and may be a factor causing the delam.
Warren (Staff) - 5 Years Ago

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