These polyester gel coats can be used as the surface of new fiberglass parts layed up in molds or used in the repair of gel coat surfaces on fiberglass parts. On surface repairs, the gel coat must be sealed to fully cure. PVA can be used to seal the gel coat.
What ratio do I mix the Polyester Gel Coats with?
Per the supplier: the ratio is 2% by volume or 10cc's per pint to give you a starting point.
Is the gel coat supplied as a two part mixture?
Yes, the gel coat comes with the catalyst.
Can this polyester gel coat be used as the surface for an epoxy part lay-up or is it only compatible with polyester lay-ups?
No, this is only compatible with polyester lay-ups. We can special order the epoxy lay-up version. Please contact sales and reference vendor # 06481 and vendor part # ES-221-Q for current price and lead time.