Epoxy tooling gelcoat - use with polyester resin?

Author	Message
Christian_83	Christian_83 posted 8 Years Ago HOT Topic Details
Group: Forum Members Posts: 5, Visits: 70	Hi Guys. Got some Epoxy tooling gelcoat for some small molds. I also bought some polyester resin and chopped mat. Will the polyester resin work with the epoxy tooling gelcoat or will it only work with epoxy? Cheers Christian
	Reply Like 4
Fasta	Fasta posted 8 Years Ago HOT Post Details
Group: Forum Members Posts: 468, Visits: 3.5K	It won't work, sorry. It's a general no no to try and bond polyester resins to epoxy materials. Fastacraft Facebook page Edited 8 Years Ago by Fasta
	Reply Like 3
Hanaldo	Hanaldo posted 8 Years Ago HOT Post Details
Group: Forum Members Posts: 2.5K, Visits: 28K	Yeh, definitely won't work. Even vinyl ester resin with an epoxy tooling gelcoat doesn't work in my experience.
	Reply Like 3
Christian_83	Christian_83 posted 8 Years Ago HOT Post Details
Group: Forum Members Posts: 5, Visits: 70	Okay cheers mates. Just hoped i could a corner with the polyester resin over epoxy resin lol. Funds are limited being back to school. But no polyester for my epoxy gelcoat then.
	Reply Like 3