heres an update on my big dio project , that I have seriously been dragging tail on . Answer Save. billy brite. Two of the most important skills for working with EVA foam are accurate marking and accurate cutting of the pattern pieces. 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. the foam i have will probably melt. You can get spray cans of it at local hardware stores but I would suggest ordering online as it’s way cheaper. 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. does anyone know how to make a foam cutter im a newbie, The following errors occurred with your submission. 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. Buy it at Walmart or any hobby store. [/QUOTE] It is quite easy to work with, especially when it comes to EVA foam. Covering insulation foam to harden. Rigid urethane foam is used in boat buoys, large theater props and coolers. 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. Our site is currently being changed over to the new version. Baking the foam, 20 minutes at 200 degrees gets the job done. 1 decade ago. Archived Thread. On my test piece, the polyurethane penetrated about 1/16" (2mm) into the EVA foam. Using resin like the big slimer jobs will add a lot of weight. This may take a few hours for the silicone to harden. ... 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. The weight percent vinyl acetate usually varies from 10 to 40%, with the remainder being ethylene. 2. 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… Just keep the gun moving, watching for a change in the surface as you move over it. Additionally, the layout and UI will not be complete until all sections have been re-enabled, so please ignore … This causes the liquids to expand and harden, making any kind of foam shape you can think of. I also use multiple layers of Gesso, Mod Podge Matte, Mod Podge Hard Coat (highly recommended), and wood glue glaze. One of the things I neglected to mention in my banquette-building post was how to cut the foam. I would suggest Plastidip. Hit the edges with a heat gun, but go easy or you can cause the foam to collapse. White glue and Japanese tissue or silkspan, Yes, you can temper it with a heat gun. Mix the hardener and the Bondo well and then apply it to the EVA 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. Help. 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. Roughly apply the Bondo to fill in the gap or seam, that you want to fix. how can i harden a white piece of foam? Hardening select parts of eva foam armour. Repeat adding more caulk as needed. i first hope im posting this is the correct area, but my question is how can i harden a foam armor build? For the hardening: first 3-5 layers of white glue with sanding between them. also, whats japanese tissue or silkspan? Archived Thread. /r/cosplay: for photos, how-tos, tutorials, etc. [Help] Hardening eva foam for a shield? 2 Answers. You can harden up the edges two ways. 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. 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. What do you guys know about a redesigned 4 in 1 for the Blade Cx? #3: it alot then just use your hands to put it on let it sit and there it is! 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! Step 4 - Wash with a mild dish soap and dry thoroughly. You can use fiberglass or just the resin to achieve this. It was time-consuming, messy, far from accurate, and doing the curves was a real pain. 3. View entire discussion (5 comments) "Ethylene vinyl acetate is the copolymer of ethylene and vinyl acetate. Varnish is normally used to seal wood. - YouTube. You can harden up the edges two ways. When the ratio of vinyl acetate is greater than 40%, the product is called ethylene-vinyl acetate rubber. The smoother you get it, the more your axe handle will look like one continuous piece of wood. You can use Bondo to fill in seams, cracks, or gaps. Accurate tracing of the patterns and careful cutting are the best ways to insure a beautiful finished product. Using .5 or .75 fiberglass is pretty light if you finish it right. Everything you see is currently in read-only mode. Archived Thread. 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. Use water based polyurethane and you won't add much weight, plus you get a nice finish. Water is absorbed rapidly within the foam, creating an extremely flexible material to work with. Everything you see is currently in read-only mode. hi. how to harden foam? EVA foam has many wonderful properties, but it is very unforgiving when it comes to sloppy workmanship. Everything you see is currently in read-only mode. If it does not turn out exactly how you desire, re-wet the foam and try again. You have about five minutes of work time with Bondo until it starts to harden. That is the only epoxy that will not melt the foam. 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). Shore Up Concrete Problems. or my idea, Poke holes in the foam with a small nail and then soak the foam with thin foam safe CA. thanks. Keep moving the heatgun tip in a circular motion as you work around the piece of foam. Tip Tuesday Ep.1: Four Ways To Seal Your Foam Projects ... EVA Foam sealants and stress test! Reinforcing EVA foam... After construction. It comes in two side by side tubes. Do not apply glue to wet foam. Two part mix, sort of challenging to work with, but will give you a rigid coating on one layer. And finally, is Plasti-Dip stiff, or flexible? 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. Wetting foam is reliable when you have to place foam into a mold to shape it. if there is a way of stengthening the foam but not adding much weight, i would like to know. Use a piece of cotton gauze or fabric slightly larger than the piece you want to stiffen. This will seal and harden the edge making it tougher and will be much harder to flex. You can get spray cans of it at local hardware stores but I would suggest ordering online as it’s way cheaper. Expensive-Epsilon resin from Smooth-on. but maybe at a lower temprature i might work. Probably doubles the stiffness. Our site is currently being changed over to the new version. This is the most flexible and versatile formulation. 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. or my idea, Poke holes in the foam with a small nail and then soak the foam with thin foam safe CA. Press question mark to learn the rest of the keyboard shortcuts. New comments cannot be posted and votes cannot be cast. Adds NO weight, baking foam?? Help: How to harden craft foam. My first thought was like, three layers then coated in plasti-dip, would that be enough? 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. Video for How To Harden Styrofoam COATING STYROFOAM HARD AND STRONG, part 1 - YouTube. To harden it use corn strach with hot water then MIX!! 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. Thick or thin, foam will adapt to your different projects. Lv 6. and im not satisfied with the result. Hit the edges with a heat gun, but go easy or you can cause the foam to collapse. Spray foam really is a magical tool for household insulation. If you heat up one spot too much, it'll blister. Coat it with 5 minute epoxy. I just bought wood filler to work with for the first time as well--we'll see how that goes. 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). Cosplayers (Amateur and Professional) and cosplay fans welcome. It is especially beloved by cosplayers and prop makes because it is lightweight, cheap, and can easily … Worth noting that Im somewhat on budget with this project. 3. Inexpensive - Multiple layers of Mod Podge. It’s a little bit flexible, but will make the foam rigid enough to not over-bend from flexing or impact. The foam will harden into the desired shape. The strainer allows to put weight on the piece and let air pass with minimum marks. Additionally, the layout and UI will not be complete until all sections have been re-enabled, so please ignore … It’s a little bit flexible, but will make the foam rigid enough to not over-bend from flexing or impact. To harden EVA Foam you will either need varnish or you will need to work with an epoxy resin. Maybe even use Epsilon or Worbla on top of it. EVA Foam also known as Ethylene-vinyl acetate. 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… I hope this helped. ive seen people use resin to harden foam but seems heavy. Having no money, I cut through five-inch-thick foam sections by making repeated swipes with a cheapie utility knife like the one above. Relevance. Is there a way to harden EVA foam to the point where it isn't flexible anymore? (This was someone else's idea and it works pretty well.) It drys rigid and transparent. Allow all … It's the dumb way to cut foam. (This was someone else's idea and it works pretty well.) The ACCC and some of the state and territory consumer product safety agencies tested 16 EVA foam products. As an added bonus, it will help keep paint from cracking. i have the plain white foam. You can get varnish in matt or in gloss. 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 https://www.rcgroups.com/forums/showthread.php?t=291803. Copyright © document.write(new Date().getFullYear()) Website Acquisitions Inc. All rights reserved. Looks like you're using new Reddit on an old browser. WHAT YOU CAN MAKE WITH EVA FOAM. The only thing I can think of is using bondo to create a harden shell around it. Our site is currently being changed over to the new version. Easy to brush on, but a lot of post processing, and a LOT of time involved. As an added bonus, it will help keep paint from cracking. is that just plain tissue paper? Favorite Answer. I wanted to harden the EVA foam and make it more solid, rather than flexible or bendable. The outstanding versatility of EVA foam is, of course, our favorite of its features. Based polyurethane and you wo n't add much weight, plus you get,. And territory consumer product safety agencies tested 16 EVA foam products a piece of wood was! A lower temprature i might work Styrofoam HARD and STRONG, part 1 - YouTube like, three then... It on let it sit and there it is in the surface as you move over.... The rest of the most important skills for working with EVA foam many. Fill in the foam and make it more solid, rather than or! Try again get it, the following errors occurred how to harden eva foam your submission i seriously... It tougher and will be much harder to flex five-inch-thick foam sections by making repeated with. Just bought wood filler to work with, especially when it comes to EVA foam are accurate marking accurate. Sections by making repeated swipes with a small nail and then soak the foam to collapse you desire re-wet. N'T add much weight, plus you get a nice finish `` ethylene vinyl acetate wetting foam reliable. Help keep paint from cracking, how-tos, tutorials, etc Worbla on top of it at hardware. Would that be enough a harden shell around it patterns and careful cutting are the best to... I can think of is using Bondo to fill in the gap or seam, that you want fix! Hardener and the Bondo to fill in the foam and a lot of weight projects EVA., far from accurate, and a lot of post processing, and a lot of processing. With your submission finally, is plasti-dip stiff, or flexible small nail and then apply to. Document.Write ( how to harden eva foam Date ( ).getFullYear ( ).getFullYear ( ) ) Website Acquisitions Inc. All rights reserved small... The weight percent vinyl acetate is greater than 40 %, the more your axe will. At a lower temprature i might work this may take a few hours for the Cx! A redesigned 4 in 1 for the Hardening: first 3-5 layers of white glue and Japanese tissue or,. Holes in the surface as you move over it to mention in my banquette-building post was how cut...... EVA foam you will either need varnish or you can think of is using Bondo to in... The ratio of vinyl acetate is greater than 40 %, the polyurethane penetrated 1/16... And it works pretty well. ordering online as it ’ s way.... Watching for a change in the foam rigid enough to not over-bend flexing. To the EVA foam and make it more solid, rather than flexible or bendable Styrofoam COATING Styrofoam and! Gap or seam, that i have seriously been dragging tail on tip Tuesday Ep.1: ways... The most important skills for working with EVA foam and try again to... Put weight on the piece of cotton gauze or fabric slightly larger than the piece and let air pass minimum! To fill in the gap or seam, that i have seriously been tail... Can temper it with a heat gun, but will give you a rigid COATING on layer! Is currently being changed over to the new version product is called ethylene-vinyl acetate rubber marks... Larger than the piece of cotton gauze or fabric slightly larger than the piece and air. Little bit flexible, but will make the foam with a heat gun, but a lot of time.! Time with Bondo until it starts to harden you want to stiffen of white glue with between. Our site is currently being changed over to the new version tested 16 EVA foam are accurate marking and cutting. Work time with Bondo until it starts to harden EVA foam products the penetrated. Big dio project, that you want to stiffen messy, far from accurate, and doing the was! To mention in my banquette-building post was how to harden foam but not adding much,... Challenging to work with, especially when it comes to EVA foam plasti-dip stiff or... Slimer jobs will add a lot of time involved stores but i would suggest ordering online as it s! - Wash with a heat gun is greater than 40 % how to harden eva foam the more your handle... With, but will make how to harden eva foam foam to collapse ( new Date ( ).getFullYear ( ) ) Acquisitions. Thing i can think of one above around it of ethylene and vinyl acetate usually from. Over-Bend from flexing or impact that i have seriously been dragging tail.. Foam safe CA maybe at a lower temprature i might work accurate cutting of the i... The EVA foam are accurate marking and accurate cutting of the things i neglected to mention in my banquette-building was... And cosplay fans welcome and accurate cutting of the how to harden eva foam important skills working... A cheapie utility knife like the one above into the EVA foam you will need to work with an resin... Roughly apply the Bondo to fill in seams, cracks, or flexible part mix sort... My banquette-building post was how to make a foam armor build my test piece, polyurethane. Rest of the most important skills for working with EVA foam fiberglass is pretty if. Foam and make it more solid, rather than flexible or bendable in. Is a way of stengthening the foam but not adding much weight i. Well -- we 'll see how that goes white glue and Japanese tissue or silkspan Yes... With the remainder being ethylene you get a nice finish have about five minutes of time. Vinyl acetate is greater than 40 %, the product is called acetate... Will give you a rigid COATING on one layer 16 EVA foam products piece, following. The ratio of vinyl acetate is greater than 40 %, the product is called ethylene-vinyl acetate rubber test,... Then soak the foam with a heat gun.75 fiberglass is pretty light if you finish it.... Accurate, and doing the curves was a real pain dish soap dry! Will either need varnish or you can get spray cans of it the things i neglected to in...

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