will fiberglass resin harden without the hardener
Aug 12, 2010 · I don't know if the MEKP catalyst degraded over time, or if I just didn't mix things correctly, but that's the point when I gave up on fiberglass resin and used Sintra instead. I …
Fiberglass resin not hardening? My experience might help!
Oct 24, 2014 · Put your resin can in a tub of hot water. Keep adding hot water to the tub to keep it warm. When the whole can is just shy of uncomfortable to the touch, run outside and resin …
Resin not hardening...WHY? - Boat Design Net
Aug 4, 2010 · Even after a day or two, still tacky. I tried going over them with more resin with lots of hardener, so it should have hardened in about 5 minutes, but its still tacky the next day. Did …
BODY FILLER / BONDO (Drying time...)??? - RPF Costume and Prop …
Sep 19, 2007 · I believe it is 'catalyzing'. So it would harden very slowly. It hardens in the can without hardener. On some fiberglass that wouldn't dry I smeared hardener over the surface …
Questions about fiberglass resin, Plaster and bondo
Jun 28, 2013 · 1. Tips for getting resin/hardener mix correct in fiberglass resin and bondo? I use isopon body filler, its pretty easy to mix stuff. Add a blob of grey stuff to a blob of pink stuff, …
Protecting Plywood with Polyester Resin - Boat Design Net
Oct 18, 2006 · I have read that treating the wood with resin (using Polyester Resin) will protect the wood againist the effects of water. I have also read that using Treated Plywood (e.g. marine or …
Fiberglass surface still somewhat sticky - RPF Costume and Prop …
Oct 10, 2018 · It's possible, If you did not first apply "Gel coat" to your mold, and used only "Laminating resin", then the surface will remain sticky for a while. Laminating resin is …
How to fix slow-curing fiberglass resin: MEKP diluted with?
Aug 27, 2021 · Fiberglass resin is nothing like paint. Paint dries (solvents evaporate) then hardens. Polyester resin hardens first before any solvent can evaporate. After it cures, styrene …
Will Polyester resin eventually cure fully if applied below 60 …
Nov 26, 2007 · Lewis is right if you are using a nonwaxed, laminating resin, it will stay tacky. If you are using waxed resin ,finishing resin, 50 degrees should be fine. Just make sure you fully …
Minimum working temps for polyester resin | Boat Design Net
Jan 10, 2017 · If doing a sample, record temp, humidity, amount of resin, amount of hardener, time of mixing in pot, pot life and time of application. Lastly, the time it takes for the surface to …