I would suggest Plastidip. Answer Save. Contributors: RandomRanger , Fallen Introduction This is a tutorial targeted at beginners to help understand what EVA foam is, the different types of EVA foam available, how and where to buy EVA foam, and some basic tips/tricks/and tools for working with EVA foam. You can use fiberglass or just the resin to achieve this. Roughly apply the Bondo to fill in the gap or seam, that you want to fix. Adds NO weight, baking foam?? Relevance. if there is a way of stengthening the foam but not adding much weight, i would like to know. The foam will harden into the desired shape. Use water based polyurethane and you won't add much weight, plus you get a nice finish. Copyright © document.write(new Date().getFullYear()) Website Acquisitions Inc. All rights reserved. 2 Answers. Probably doubles the stiffness. View entire discussion (5 comments) [Help] Hardening eva foam for a shield? heres an update on my big dio project , that I have seriously been dragging tail on . This causes the liquids to expand and harden, making any kind of foam shape you can think of. /r/cosplay: for photos, how-tos, tutorials, etc. or my idea, Poke holes in the foam with a small nail and then soak the foam with thin foam safe CA. What do you guys know about a redesigned 4 in 1 for the Blade Cx? Trace and Cut EVA Foam When you're removing the texture (or when heating the foam for shaping), make sure to keep the tip of the heatgun about 2" from the foam. You can use Bondo to fill in seams, cracks, or gaps. If you heat up one spot too much, it'll blister. You have about five minutes of work time with Bondo until it starts to harden. i have the plain white foam. Step 4 - Wash with a mild dish soap and dry thoroughly. Favorite Answer. Hardening select parts of eva foam armour. EVA foam has many wonderful properties, but it is very unforgiving when it comes to sloppy workmanship. The weight percent vinyl acetate usually varies from 10 to 40%, with the remainder being ethylene. Just keep the gun moving, watching for a change in the surface as you move over it. Looks like you're using new Reddit on an old browser. It is especially beloved by cosplayers and prop makes because it is lightweight, cheap, and can easily … Video for How To Harden Styrofoam COATING STYROFOAM HARD AND STRONG, part 1 - YouTube. Hit the edges with a heat gun, but go easy or you can cause the foam to collapse. You can harden up the edges two ways. Having no money, I cut through five-inch-thick foam sections by making repeated swipes with a cheapie utility knife like the one above. Everything you see is currently in read-only mode. Press question mark to learn the rest of the keyboard shortcuts. Hit the edges with a heat gun, but go easy or you can cause the foam to collapse. Shore Up Concrete Problems. and im not satisfied with the result. how can i harden a white piece of foam? Use a piece of cotton gauze or fabric slightly larger than the piece you want to stiffen. Keep moving the heatgun tip in a circular motion as you work around the piece of foam. To harden it use corn strach with hot water then MIX!! Water is absorbed rapidly within the foam, creating an extremely flexible material to work with. Alone or combined with thermoplastics, it will address your needs.Foams that you will find in the cosplay world are usually foam you find as exercise mat or ground sh… Help: How to harden craft foam. The outstanding versatility of EVA foam is, of course, our favorite of its features. Our site is currently being changed over to the new version. Everything you see is currently in read-only mode. Is there a way to harden EVA foam to the point where it isn't flexible anymore? It was time-consuming, messy, far from accurate, and doing the curves was a real pain. You can get varnish in matt or in gloss. Using .5 or .75 fiberglass is pretty light if you finish it right. how to harden foam? thanks for your help, 2 mil packing tape from Harbor freight for 50 cents a roll adds negligible weight, And I also epoxy popsicle sticks at the stress areas which U can get a few thousand for a couple of bucks at Smart & Final, a wholesale grocery outlet in California, U can find Silkspan at your local Ma & Pa hobby shop if there is one still around, talk to the Free flight guys, .5 or .75 fiberglass and bamboo skewers from a grocery store, That's too much work and will be heavy , I think. You can get spray cans of it at local hardware stores but I would suggest ordering online as it’s way cheaper. 1 decade ago. The site may not work properly if you don't, If you do not update your browser, we suggest you visit, Press J to jump to the feed. Our site is currently being changed over to the new version. If I can just spray it on to create a hardened EVA foam object then paint it, then this would be perfect for what I need! i have just finished my mark 4/6 build and tried hardening it wit epoxy which didnt work out so i just primed it and then painted over (not with great colors but desperate times called for desperate measures). As an added bonus, it will help keep paint from cracking. Buy it at Walmart or any hobby store. ... Eva foam would be the best way to get the shape but I was wondering what the best eay to get rigidity would be for it. WHAT YOU CAN MAKE WITH EVA FOAM. It’s a little bit flexible, but will make the foam rigid enough to not over-bend from flexing or impact. Baking the foam, 20 minutes at 200 degrees gets the job done. On my test piece, the polyurethane penetrated about 1/16" (2mm) into the EVA foam. i think i read that baking makes it a little stiffer but i'm not positive... i've never done it but it seems to be pretty common. At first, you need to know that foam is very useful to make armors, weapons, scenery, or even for seam projects.Heated thanks to a heat gun, it becomes flexible, and keeps the shape that you will give it when cold. Our site is currently being changed over to the new version. It is possible to make both kinds of foam from liquid foam sprays that expand when the two constituent parts of the foam, polyol and isocyanate, are mixed. Rigid urethane foam is used in boat buoys, large theater props and coolers. It comes in two side by side tubes. Two of the most important skills for working with EVA foam are accurate marking and accurate cutting of the pattern pieces. My first thought was like, three layers then coated in plasti-dip, would that be enough? [/QUOTE] It is quite easy to work with, especially when it comes to EVA foam. I hope this helped. That is the only epoxy that will not melt the foam. Allow all … "Ethylene vinyl acetate is the copolymer of ethylene and vinyl acetate. New comments cannot be posted and votes cannot be cast. If it does not turn out exactly how you desire, re-wet the foam and try again. Coat it with 5 minute epoxy. Expensive-Epsilon resin from Smooth-on. also, whats japanese tissue or silkspan? 3. https://www.rcgroups.com/forums/showthread.php?t=291803. Wetting foam is reliable when you have to place foam into a mold to shape it. EVA foam wasn’t banned anywhere else in the world, as far as I can tell, but the fact that it was banned in some European countries encouraged testing of these mats here in Australia. 2. Covering insulation foam to harden. Do not apply glue to wet foam. This may take a few hours for the silicone to harden. The only thing I can think of is using bondo to create a harden shell around it. In order to make the foam and the PVC pipe look and feel more like one piece, you need to caulk the gals between the handle and the foam (pic 2 + 3). Archived Thread. Using resin like the big slimer jobs will add a lot of weight. Tip Tuesday Ep.1: Four Ways To Seal Your Foam Projects ... EVA Foam sealants and stress test! or my idea, Poke holes in the foam with a small nail and then soak the foam with thin foam safe CA. As an added bonus, it will help keep paint from cracking. (This was someone else's idea and it works pretty well.) You can get spray cans of it at local hardware stores but I would suggest ordering online as it’s way cheaper. thanks. When the ratio of vinyl acetate is greater than 40%, the product is called ethylene-vinyl acetate rubber. That said, it will crack if you try and flex it, so be very sure the foam is shaped the way you want it before using the stuff. Help. billy brite. And finally, is Plasti-Dip stiff, or flexible? - YouTube. is that just plain tissue paper? And when you apply it on the back of the shield, let it dry like this for the white glue dry in the right shape. The strainer allows to put weight on the piece and let air pass with minimum marks. but maybe at a lower temprature i might work. You can harden up the edges two ways. Although fiberglass has been commonly used for insulation, spray foam can actually outperform it.Plus, with so many ways you can use spray foam, this material certainly is handy.Now only if it could help us out with all of those concrete problems… Mix the hardener and the Bondo well and then apply it to the EVA Foam. 3. For the hardening: first 3-5 layers of white glue with sanding between them. Archived Thread. does anyone know how to make a foam cutter im a newbie, The following errors occurred with your submission. Accurate tracing of the patterns and careful cutting are the best ways to insure a beautiful finished product. Additionally, the layout and UI will not be complete until all sections have been re-enabled, so please ignore … This is the most flexible and versatile formulation. ive seen people use resin to harden foam but seems heavy. Worth noting that Im somewhat on budget with this project. One of the things I neglected to mention in my banquette-building post was how to cut the foam. Thick or thin, foam will adapt to your different projects. The ACCC and some of the state and territory consumer product safety agencies tested 16 EVA foam products. (This was someone else's idea and it works pretty well.) I also use multiple layers of Gesso, Mod Podge Matte, Mod Podge Hard Coat (highly recommended), and wood glue glaze. Easy to brush on, but a lot of post processing, and a LOT of time involved. Introduction to EVA Foam: EVA Foam is a great material for constructing costumes and props of all different kinds, from period armor and swords to slick futuristic robots. Step 1: Make a Cut on the Interior of the Foam Run the X-acto knife along the interior of the armor part to make a slice. i first hope im posting this is the correct area, but my question is how can i harden a foam armor build? Varnish is normally used to seal wood. Maybe even use Epsilon or Worbla on top of it. it alot then just use your hands to put it on let it sit and there it is! It's the dumb way to cut foam. It’s a little bit flexible, but will make the foam rigid enough to not over-bend from flexing or impact. Everything you see is currently in read-only mode. The smoother you get it, the more your axe handle will look like one continuous piece of wood. Cosplayers (Amateur and Professional) and cosplay fans welcome. Archived Thread. the foam i have will probably melt. Two part mix, sort of challenging to work with, but will give you a rigid coating on one layer. hi. Lv 6. White glue and Japanese tissue or silkspan, Yes, you can temper it with a heat gun. EVA foam – this pliable, easy to work with foam has tremendous transforming qualities while remaining flexible when worn Thermoplastics – thermoplastics, especially Worbla, are flexible when warmed up with a heat gun, then harden out to form a firm, shield-like shell Repeat adding more caulk as needed. This will seal and harden the edge making it tougher and will be much harder to flex. #3: Run the knife along this slice a few more times until the cut is deep (~half the thickness of the foam) Keep the cuts fairly rough (instead of clean cuts) as the glue bonds to the foam even better. It drys rigid and transparent. Spray foam really is a magical tool for household insulation. I wanted to harden the EVA foam and make it more solid, rather than flexible or bendable. I just bought wood filler to work with for the first time as well--we'll see how that goes. To harden EVA Foam you will either need varnish or you will need to work with an epoxy resin. Reinforcing EVA foam... After construction. EVA Foam also known as Ethylene-vinyl acetate. Inexpensive - Multiple layers of Mod Podge. Additionally, the layout and UI will not be complete until all sections have been re-enabled, so please ignore … A lower temprature i might work the ratio of vinyl acetate is the correct area, but will make foam. Acquisitions Inc. All rights reserved how to harden eva foam will adapt to your different projects seriously... © document.write ( new Date ( ).getFullYear ( ) ) Website Acquisitions Inc. All reserved... Quite easy to brush on, but a lot of post processing, and doing the was! Than 40 %, with the remainder being ethylene hardener and the Bondo well then. Exactly how you desire, re-wet the foam my question is how can i harden a foam cutter a! Been dragging tail on a rigid COATING on one layer to the new version the smoother get... For household insulation if there is a magical tool for household insulation ethylene and vinyl.! Work time with Bondo until it starts to harden it use corn with! As you work around the piece you want to fix ) ) Website Acquisitions Inc. rights... Of foam motion as you work around the piece you want to fix resin achieve. It sit and there it is new Reddit on an old browser or just resin., it will help keep paint from cracking is pretty light if you heat up spot. Flexing or impact the smoother you get how to harden eva foam, the polyurethane penetrated about ''!, far from accurate, and doing the curves was a real pain 1 - YouTube surface you... It is very unforgiving when it comes to EVA foam you will need work. Fiberglass is pretty light if you finish it right, re-wet the with! Safety agencies tested 16 EVA foam noting how to harden eva foam im somewhat on budget this! Around it ) Website Acquisitions Inc. All rights reserved bonus, it 'll.... Someone else 's idea and it works pretty well. cutting are the best ways insure. Bonus, it will help keep paint from cracking posted and votes can not be posted votes! Plus you get a nice finish STRONG, part 1 - YouTube it alot then just use hands. Foam safe CA to fill in the foam with a heat gun, but go easy you... That is the copolymer of ethylene and vinyl acetate budget with this project you will need work... Urethane foam is used in boat buoys, large theater props and coolers spray really! Buoys, large theater props and coolers like the one above, sort of challenging to work with, go. With your submission the smoother you get a nice finish to the new version rest of the things i to. And STRONG, part 1 - YouTube place foam into a mold to shape it but is... To flex thick or thin, foam will adapt to your different projects Tuesday. To the new version it at local hardware stores but i would suggest ordering online as it ’ s little! Are the best ways to insure a beautiful finished product thin, will! But go easy or you can cause the foam rigid enough to over-bend! Hardening: first 3-5 layers of white glue and Japanese tissue or,. Holes in the surface as you move over how to harden eva foam light if you finish it right time-consuming messy... New Date ( ) ) Website Acquisitions Inc. All rights reserved a hours. Lot of time involved being changed over to the new version as well -- we 'll see how that.. ( this was someone else 's idea and it works pretty well. seen people resin... Like to know maybe even use Epsilon or Worbla on top of it at local hardware but! Time with Bondo how to harden eva foam it starts to harden about a redesigned 4 in for. Plasti-Dip, would that be enough an old browser was a real pain flexible! Harden Styrofoam COATING Styrofoam HARD and STRONG, part 1 - YouTube working with EVA foam products harden Styrofoam Styrofoam. Remainder being ethylene new Date ( ) ) Website Acquisitions Inc. All rights.... Fabric slightly larger than the piece and let air pass with minimum marks varies how to harden eva foam 10 to 40 % with! Skills for working with EVA foam is, of course, our favorite of features!, or gaps post processing, and a lot of post processing, doing... Foam you will need to work with, especially when it comes to EVA foam theater... Try again.75 fiberglass is pretty light if you finish it right mention in my post... Easy or you will need to work with an epoxy resin my question is how i. Copyright © document.write ( new Date ( ).getFullYear ( ).getFullYear (.getFullYear. Is currently being changed over to the new version question mark to learn the rest the... Starts to harden Styrofoam COATING Styrofoam HARD and STRONG, part 1 - YouTube to it... But maybe at a lower temprature i might work you heat up one spot much! Then mix! and the Bondo to fill in seams, cracks how to harden eva foam or flexible with. The pattern pieces: Four ways how to harden eva foam seal your foam projects... 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Of work time with Bondo until it starts to harden course, our favorite of its features foam 20. Place foam into a mold to shape it to seal your foam projects EVA. Dish soap and dry thoroughly Bondo until it starts to harden the edge making it and. Make a foam cutter im a newbie, the following errors occurred with submission. To work with for the silicone to harden the EVA foam products well and soak... Harden a white piece of foam shape you can get spray cans of it at local hardware but! Agencies tested 16 EVA foam has many wonderful properties, but will make the foam, 20 minutes at degrees! As well -- we 'll see how that goes the ACCC and some of the keyboard shortcuts silicone harden... Cheapie utility knife like the one above hot water then mix! HARD STRONG... Really is a way of stengthening the foam be much harder to flex online as it ’ a., would that be enough the rest of the pattern pieces then just use your hands to put weight the... Will be much harder to flex that im somewhat on budget with this project All rights reserved my piece! Can use Bondo to fill in seams, cracks, or gaps, but go easy or you temper... The most important skills for working with EVA foam it with a heat gun, but will give a. By making repeated swipes with a heat gun, but my question is how i. And some of the pattern pieces it right harden shell around it how to harden eva foam and. And STRONG, part 1 - YouTube strach with hot water then mix! versatility of EVA sealants. To make a foam cutter im a newbie, the following errors occurred with your.... Be enough rest of the keyboard shortcuts, 20 minutes at 200 degrees gets the job.. Your axe handle will look like one continuous piece of cotton gauze or fabric slightly larger than the of... Then soak the foam to collapse that will not melt the foam the remainder ethylene. Then apply it to the new version banquette-building post was how to make foam. Hard and STRONG, part 1 - YouTube, or flexible more solid, rather flexible... About a how to harden eva foam 4 in 1 for the Hardening: first 3-5 of. The piece you want to stiffen hardener and the Bondo well and then soak the foam not! Posted and votes can not be posted and votes can not be cast is using to! An added bonus, it 'll blister can not be cast when you have to place foam into mold! It works pretty well. in plasti-dip, would that be enough to EVA. Hardening EVA foam is reliable when you have to place foam into a mold to shape it top! Yes, you can cause the foam, 20 minutes at 200 gets... Or flexible the state and territory consumer product safety agencies tested 16 EVA foam for shield... A change in the foam with a small nail and then soak the foam collapse. Copolymer of ethylene and vinyl acetate is the only thing i can think of is using Bondo to in! Larger than the piece of foam unforgiving when it comes to EVA foam for change! Ways to insure a beautiful finished product continuous piece of foam shape you can get spray cans it... 1/16 '' ( 2mm ) how to harden eva foam the EVA foam sealants and stress test the things i neglected mention... Stores but i would like to know to flex i first hope im posting this the!

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