by Joey Lindgren
Published 4 years ago
Updated 3 years ago
polyurethane foam
Can you use epoxy resin on foam?
Jun 17, 2020 · What kind of foam can I use with fiberglass? Urethane foam is a better choice if you want to remove the buck after laminating. It is the easiest to shape, and is lighter and cheaper. That is what we use for all of our one offs.
What is the best product to protect styrofoam from dust?
Jan 20, 2022 · When setting up insulation materials, it is imperative to understand that various kinds can be utilized throughout the house. There are a few advantages and disadvantages between each kind. Below are the foam types that you can fiberglass over: Polyurethane foam; …
Can you apply polyester or epoxy directly to styrofoam?
Feb 09, 2007 · there are a few types but the big one thats most widely used by manufacturers and mold makers is polyurethane foam. its ridgid and dimensionally stable. easy to carve and shape. only problem for the home user is its not usually locally available and it can get pricy. i put a …
What kind of foam can you fiberglass over?
With Polyurethane foam, it will easily withstand Polyester or Epoxy resin applied to the top of it without having to do anything special. We recommend scuffing the surface with some sandpaper to get the best bond, but once the standard surface prep is done, you can apply your gelcoat, resin or epoxy.Oct 14, 2016
Will fiberglass eat foam?
Some of the most common things constructed out of fiberglass are boats, showers, pools and industrial pipes. Fiberglass will bond to almost any surface, including wood, foam, metal and even plastic.
Will fiberglass resin melt foam?
Simply put: Polyester Resin, or fiberglass resin will melt EPS foam. You must use Epoxy resin when working with EPS/polystyrene. PU, polyurethane foam, will be okay with either polyester resin or Epoxy resin.
Can you fiberglass over EVA foam?
In short, yes you can. As to whether you want to is a different matter. We have tested it on our foam built pistols to give them a bit extra strength and hardness and in our case it worked well.Jan 2, 2016
Can you put fiberglass insulation over foam board?
If you can use the foam board and fiberglass - without compressing the fiberglass batts, then I say go for it. However, if you end up compressing the fiberglass then you will greatly lose the rated R-Value with an improper installation and almost certainly negate any possible benefits from the foam board.Feb 28, 2017
Does epoxy melt foam?
Although there are no ingredients in epoxy that melt foam, applying an epoxy layer that is too thick, or filling a void that is too large, can cause it to exotherm and the resulting heat can melt the foam.Aug 7, 2014
Does Bondo resin melt Styrofoam?
This may sound like a bit of a downer, but Bondo does not stick to polystyrene. Further, the resin also breaks down the material and eventually melts the polystyrene.Apr 6, 2018
Can I use resin on Styrofoam?
Polyester resin cannot be used to coat styrofoam because the styrene part of it will eat into the surface. However, polyester resin will work perfectly on polyurethane foam and, with predictable logic, polyurethane resin works perfectly on polystyrene foams such as styrofoam!Dec 17, 2015
Is epoxy stronger than fiberglass?
Epoxy resin can be as much as 35% stronger than the resin used on a fiberglass board.Oct 8, 2015
How do you harden soft foam?
Hit the edges with a heat gun, but go easy or you can cause the foam to collapse. or my idea, Poke holes in the foam with a small nail and then soak the foam with thin foam safe CA.Baking the foam, 20 minutes at 200 degrees gets the job done.Nov 1, 2004
How can I improve my craft foam?
I usually cut out a shape of craft foam – coat it 3 times with Mod podge, then cut out some cotton gauze fabric, lay it on the back and seal it with mod podge as well. After that its hardened enough to spray paint, and then heat to bend in the shape I want.Apr 25, 2011
JRD Senior Member
Foam sandwhich construction is very common in boat building. If you use the right foam with the right glass and the right resin it will be fine.#N#To get a better answer that this you will need to be a bit more specific as to what you are hoping to do
Nitro57 Junior Member
I guess the main question is, can you apply fiberglass resin directly to foam? I would think it would melt.
