Polyester resin filler after grinding out spider veins?

enkeivette

Well-known member
Joined
Mar 30, 2008
Messages
990
Should I use polyester resin filler after grinding out the spider vein cracks in my bumper, or should I use fiberglass resin?
 
urethane or glass bumpers?

fiberglass resin = polyester resin, as in it contans styrene to break down the binders in fiberglass matte.
 
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