No J-B Weld product bonds polyethylene or polypropylene plastics well. If you weld the front of the section into a stock frame they will flex and break the frame. $9. Jon Gruden dons 'Oakland Raiders' hat, Cayman Islands jails U.S. student in COVID case. When applying additional layers, it's important to wait to apply until the first application is fixed. JB Weld can be applied in layers. You can thin it quite nicely with acetone. Yes, JB Weld or Chemical Metal Don't know if Chemical Metal (sometimes also sold as "Mend Metal For Good") is sold under that name in the U.S., but it is basically a 2-part polyester car body filler. You can't apply a smooth coat, it is too "sticky", so you pile on a good excess wodge of the stuff then sand it to shape when dry. If you're using it on a minor fix that isn't going to require a lot of tensile strength I'd recommend grinding off the first coat and start over using more material. I’d advise flushing both sides of the crack—inside and outside—with brake cleaner, then heating … JB Weld does not withstand high temperatures. Yes, you can apply a second coat of resin if you need to fix a mistake or a surface imperfection. Whenever possible, use JB WELD as an adhesive---a very thin layer of JB WELD holding two pieces of metal together. Scrape rust and debris from metal and use solvent and a rag to clean off any oil or grease. You can remove most of the vinyl easily with a sharp 3/8" chisel held at a low angle. The key is to make sure the surface is really clean. You could try to put just a bit more JB weld over the leaking bit and hope for the best. Sorry if this yet another rehash on Royalex repair. You can certainly make some interesting and useful composite materials by layering various material with JB weld sandwiched between. I’m trying to get a little more time out of it to shop for the right replacement. Does JB Weld bond to Aluminium that strongly and is this a typical machining technique? That is a BIG problem if you are trying to patch something awkward. If the item is critical for bodily safety, however, it would probably be wise to replace it. In some circumstances, it can sustain itself in as low as negative 67˚ F. The muffler and pipe look very good, only a little surface rust. Mix equal portions of J-B Weld and then apply and press together. Once dried and cured, it only can be removed by exposure to heat above 600 degrees Fahrenheit, sanding or filing off from the places it was applied. *** Update 12/3/2018 - Exhaust still holding and 6 months ago, I used JB weld to cover a large (about 12 inch) tear in the flexible door bellows of my front load washer. It depends on what you're using the JBWeld to fix, if you are patching a radiator stop and buy a new radiator, it won't work. If it is just exposed, I would remove the vinyl from the damaged area and then put on 2 or maybe 3 layers of glass. If you're using it on a minor fix that isn't going to require a lot of tensile strength I'd recommend grinding off the first coat and start over using more material. JB Weld can be applied in layers. The jb weld quik dries within a few minutes and the dried before the glue started running. I bought a new cover and used it to locate the last hole. J-B Weld Plastic Weld Repair Epoxy Putty, 57-g Save 15%. I had the quick setting type laying around. They have jb weld quik that works great for things like this. Once I filled the Jerry Can (exposing the repair) to gasohol fumes & liquid, it … If sometime in the future the case needs a rebuild, when … The inter-coat adhesion is compromised when bonding a cured layer to a new layer without roughing it up for a mechanical bond. Jb weld didnt work too well on my radiator seams though (on 3 cars). E-glass is adequate, but S-glass is getting easier to obtain. Wrapped the action screws with 2-3 layers of plumbers teflon thread tape, to center the screws, and keep the epoxy off the screws. One thing I have found is that JB weld is too thick. I recently repaired a broken plug receptacle at the bottom of an old Presto "Fry Daddy" using regular JB Weld. I degreased the metal nicely & applied the JB Weld, and let it cure a couple days. Our virtual experts can diagnose your issue (for free!) For details on how we use cookies, collect data, & how to manage your consent please see our Cookie Policy & Privacy Policy. You can also pour multiple layers if you need to cover areas of high relief, if you're pouring into a mold or if you simply like the look of a thicker coat. It has too much working time. Do wet wipes damage a leather or ecological leather phone case when cleaning out. Can I add this on my own or could an auto shop do that? Mix up your jb weld and dump it into the mold. since its gonna run downhill, your line between the action and stock will be where you want to let it build up. It would probably cost the same as haveing it professionally welded and you would get all the extra bits that come in the donor LU. Can you layer JB Weld? I tried sanding the stuff down, but after about 1/2 hour and a sore shoulder, I had barely thinned it down. JB Weld 8277 WaterWeld is approved by the National Sanitation Foundation for use with potable water (meaning you can drink safely from fresh water pipes or utensils repaired with it). At some point, when fixing hail damage or similar dents, the question, "Can Body Filler / Bondo be Applied Over Paint?" J-B Weld epoxy. All of my forum research has given me more questions than answers Also wanting to do it right but for as little $$$ as possible. J-B Kwik is perfect for need to fix it fast repaid at home, on the farm, or in the garage. HomeX Logo. If not horizontal, you can apply the JB Weld and then cover the hole with blue painters tape until the JB Weld sets. Just clean the surface thoroughly, apply the JB welding, and wait at least 8 hours to re-apply. Third Step: Mix up your JB weld Kwik (This has a 5 minute set time so be quick, you want to build up in layers so do a little at a time). In this paper, the experimental investigation results of the bead sequence input on geometry, structure, and hardness of surfaced layers after multi-pass weld surfacing are analyzed. Three S355 steel plates surfaced by GMAW (Gas Metal Arc Welding) were tested with three different combinations of six beads. It is very abrasive to cutting tools, and when the coating is thin, it may chip. Alcohol should be avoided when cleaning surfaces, as it can degrade the bond. The J-B Weld is then directly applied to the damaged area. Once this cured the next day I came back and applied a second layer, and the next day a third. However, it is not recommended on car exhausts, mufflers or converter systems in the exhaust area. They need time to harden, and even if they are soft, they can't withstand any loss pressures. Since JB Weld flows a little until it sets, the surface should be horizontal. However, it is not recommended on car exhausts, mufflers or converter systems in the exhaust area. Following the instructions on the packaging, rub the two JB-Weld KwikWood putty layers together to start the chemical reaction. UPDATE I notified J.B. Weld customer support by email of the issue I had with the air pockets and they promptly responded with an apology and seemed sincerely grateful and interested in learning more. Alcohol should be avoided when cleaning surfaces, as it can degrade the bond. You can use it so many ways. then apply it. We are here to help. Its about a foot long and quarter inch wide. 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We use cookies to enhance your experience. Add the epoxy to the repair, use enough to get the job done. Right now I am trying to repair an articulated magnifier lamp that is not mounted. Join Yahoo Answers and get 100 points today. Try and lay down a layer around something. If not it will still stick. Re: JB weld strength on bolt threads? JB Weld Casting: If you need a small part and you have access to the original then use some JB weld to get 'er done. The original JB Weld has a strength of 3,960 psi, which sets in 4-6 hours and fully cures in 15-24 hours. will arise. Can this (refer to Photobucket link below) new scar be filled in with JB Weld or is it better to take another route such as a kevlar repair kit, or glass skid? When the … I did this approximately 30-45 minutes after applying my last amount , it takes an hour to fully cute. Whenever possible, use JB WELD as an adhesive---a very thin layer of JB WELD holding two pieces of metal together. Sure can. J-B Weld Steel Reinforced Epoxy is a great alternative to welding, soldering, and brazing; Will bond to most clean and dry surfaces, sets in 4-6 hours, and will fully cure in 15-24 hours; Waterproof, petroleum, chemical, and acid resistant when full cured; Can be drilled, tapped, machined, filed, sanded and painted Can JB Weld be applied in layers? It depends on what you're using the JBWeld to fix, if you are patching a radiator stop and buy a new radiator, it won't work. I have done this as well. J-B Weld can be used to bond surfaces made from metal, porcelain, ceramic, glass, marble, PVC, ABS, concrete, fiberglass, wood, fabric, or paper. Amazing. Click to see full answer Similarly, you may ask, can you use jb water weld underwater? APPLY JB Weld Metallic Paste as directed using a small putty knife. I used it, and put Ductseal electricians putty where it wasn't supposed to go. How to replace the flint stone in a Bronica gas lighter? Calculate the shear failure at 12.5ksi on that area and see how much load that is Calculate the moment resolution at … I sanded the JB Weld down so it was level, and you can see some of the aluminum piece that makes the gasket sealing surface. You can make it thin enough to pour but It takes much longer to setup, however when it does set up it seems to be just as good as when right out of the tube. A few hours later a second layer of J-B Weld is applied to the damaged area and is molded into the shape of the window sill. When an auto shop orders parts from an auto parts store, how does that part get delivered? I applied to the lower lug including the inside, around the rear takedown pin, as well as through the frame through the holes to prevent any sticking to the pin or in the takedown holes. Love it but wish it came in even bigger tubes. Leave to dry over night . The J-B Weld is then directly applied to the damaged area. At least two different brands on the market -- JB Weld and Harveys Epoxy Putty -- work so well to stop losses. Toothpaste manufacturers have figured out how to resolve this, so surely the same production technology can be applied to J.B. Weld. J-B Weld WaterWeld is a specially-formulated epoxy putty that can be applied to a wet, leaking, or even underwater surface. For other plastics, clean both surfaces and then rough them up with sandpaper if they're smooth. General Principles: Although JB WELD makes an excellent filler---and can even be used to cast small parts, it is not remotely as strong as real metal used this way. General Principles: Although JB WELD makes an excellent filler---and can even be used to cast small parts, it is not remotely as strong as real metal used this way. Now with a hanger for ur exhaust its gonna be … The pipe just applied a bit too much stress on the joint thanks to a broken rubber hanger. When do you decide that your car isn't worth it anymore and get a new car? Toothpaste manufacturers have figured out how to resolve this, so surely the same production technology can be applied to J.B. Weld. Shear capability of the JB Weld is around 12.5ksi Calculate the surface area of the inside of the bolt hole. Get your answers by asking now. Refer to individual product packages for more temperature information. What a cool old fart. Note - make sure you stir product VERY well (getting all the hard stuff off bottom of container) BEFORE starting application. If it does chip, I was successful in recoating the gaps and then turning the affected area. Just clean surface good, apply jb weld, wait at least 8 hrs & re-apply jb weld. I have a Suzuki Grand Vitara that does not have a trailer light hook up. I tried to use JB Weld to patch some rusted pinholes (about 0.02-0.03" diameter) on an upper section of a steel Jerry Can. Just clean surface good, apply jb weld, wait at least 8 hrs & re-apply jb weld. WaterWeld™ has a set time of 15-25 minutes and sets hard in one hour. Original J-B Weld can withstand a constant temperature of 500º F. The maximum temperature threshold is approximately 600º F for a short term (10 minutes). Product when received and opened was settled and separated in layers of adhesive floating on top and metal powder in bottom layer! Can JB Weld be applied in layers? ABS layer is cracked, or just exposed. 99. was $11 ... CT Money is collected on the pre-tax. Once kneaded, it can be easily molded. Do they have pressure adjustment settings or just one pressure? JB Weld has a strong bond if the section is thick enough. Just clean surface good, apply jb weld, wait at least 8 hrs & re-apply jb weld. Way hotter than the label says it can take, plus vibration. in 1988 I had complete lower mandible reconstruction, making it necessary for wires threaded between my teeth to wire my jaw shut. The original recipe is supposed to setup harder than the kwik version. Following the instructions on the packaging, rub the two JB-Weld KwikWood putty layers together to start the chemical reaction. Leave to dry over night. Apply extreme heat to JB Weld. Far better to apply additonal layers, if need be for build up, as soon as the first layer has "set up" to where it's stable. I had a pen tipped hole in my fuel tank. When applying additional layers, it's important to wait to apply until the first application is fixed. General Principles: Although JB WELD makes an excellent filler---and can even be used to cast small parts, it is not remotely as strong as real metal used this way. Far better to apply additonal layers, if need be for build up, as soon as the first layer has "set up" to where it's stable. There are other epoxies out there that perform better than JBWeld, look for one that has a metallic infusion. No real intrinsic data but just my observations. if you clean it, as it settles a gap will form. How to use it: Use WaterWeld as an adhesive, a laminate, a plug, a filler, a sealant or an electrical insulator. J-B Weld can be used to bond surfaces made from metal, porcelain, ceramic, glass, marble, PVC, ABS, concrete, fiberglass, wood, fabric, or paper. After curing, it can be drilled, tapped, filed, sanded and painted. It is good up to about 500 degrees F, but I had no idea that JB also made something that is good to a significantly higher temperature. $9. Edit: I forgot to mention on a couple of broken off Dzus mounting tabs I did have to resort to cutting a metal armature or core from 22 ga uncoated sheet steel and sandwiching it between built up layers of epoxy (JB Weld) and then carving/sanding the new tabs into a … and resolve simple problems. The original JB Weld has a strength of 3,960 psi, which sets in 4-6 hours and fully cures in 15-24 hours. spread it thin after mixing and leave it. I intended to weld it but it's on solid and going strong. It keeps drooping. We cleaned it as told above, mixed the JB and applied it thick (1/8th inch or more ) After season, when we did the repairs, it had not leaked a drop.. And thats holding 40 psi oil... JB weld, while it don't take the place of new parts is one of the finest tools I can think of. unclesyd (Materials) 26 Feb 06 21:01. This particular article is all about KwikWeld, the fast-setting version of JB Weld epoxy. Unless it is curing in a cup or hole, JB Weld is very hard to use. It depends on how much room you have to work with since JBWeld is best used fairly thick. How to tell if I have a bad starter or battery? The easiest way to remove J-B Weld from metal or other heat resistant materials is to add extreme heat. RE: JB Weld to Build up Aluminium? With over seventy specialized products and 50 years of experience, you can trust us to help you with your project. You could cut out/remove the old JB and get it properly welded, but I think you might be best served by trying to get a new/donor LU from another motor. It is very abrasive to cutting tools, and when the coating is thin, it may chip. It wasn't completely level, so there is some putty on top of it in places to level everything. @jesmed1, I just this morning applied so JB Weld Steel Stik to a busted weld on my muffler. J-B Kwik is a fast-set, fast-cure version of the J-B Weld original. This created a thinly applied first layer that I could build upon. let it sit on the palatte you mix it on for about an hour. If you are looking at a casting flaw in the case, only real repair option is to drill a small self tapping screw into the hole, then clean and de- grease the area surrounding the screw head, sand the area with a rough (80 grit or coarser) sandpaper and apply a layer of JB weld, extending out at least one inch from the screw, completely covering it. UPDATE I notified J.B. Weld customer support by email of the issue I had with the air pockets and they promptly responded with an apology and seemed sincerely grateful and interested in learning more. If it does chip, I was successful in recoating the gaps and then turning the affected area. Step 2 Clean all pieces thoroughly. You have to stand there and keep rotating your part. This particular article is all about KwikWeld, the fast-setting version of JB Weld epoxy. I don't think you're going to get what you want by using two coats. Is it rude to order an auto part yourself and bring it to the shop or go the shop and assume they will order it for you? JB Weld is a type of epoxy that seals and hardens to close cracks and holes. A JB Weld review shows that it can withstand temperatures up to 500 degrees Fahrenheit. Still have questions? If a engine block develops a crack, JB Weld can be used to seal up the crack and prevent the crack from sucking in air or leaking coolant. Once dried and cured, it only can be removed by exposure to heat above 600 degrees Fahrenheit, sanding or filing off from the places it was applied. J-B Weld understands that it can be overwhelming when selecting a new product. It is best if you can grind it down a little first to insure you get good adhesion and coverage. Liquid weld like JB Weld gets unstable when exposed to temperatures higher than 600 degrees Fahrenheit [Source]. Hold the parts together as necessary until the epoxy sets. Link to post Share on other sites. Once kneaded, it can be easily molded. A JB Weld review shows that it can withstand temperatures up to 500 degrees Fahrenheit. I’ll let you know if it survives the week. You can’t bloody J-B Weld a cracked cylinder head.” However, to my surprise, one of them said, “That could work if you get the area dry and clean enough. I get it from sweetcomposites.com. JB Weld can fix most anything . Yes but you'll want to sand the first coat down with some 180 grit or compareable sandpaper. JB Weld has tons of products available for specific types of repairs, but the generic epoxies – JB Weld and JB Weld KwikWeld are the main types. I used regular setting JB Weld to recoat the hub of the variable speed motor pulley on my Clausing 5914 lathe, and then turned the hardened epoxy to size. J-B Weld is a two-part epoxy adhesive (or filler) that can withstand high-temperature environments. Shear capability of the JB Weld is around 12.5ksi Calculate the surface area of the inside of the bolt hole. I lightly sanded the JB Weld between layers. Sure can. You could almost mold a new part with it and grind it smooth. The "normal" JB Weld is one of the most unbelievable glues I've ever used. Whenever possible, use JB WELD as an adhesive---a very thin layer of JB WELD holding two pieces of metal together. Now I had a blob of cured JB Weld as a prop tip. Can you use an electric power washer to wash the exterior of your car? so save the top part til its done drooping. You may have to apply several layers of the JB Weld-saturated fiberglass cloth. Far better to apply additonal layers, if need be for build up, as soon as the first layer has "set up" to where it's stable. The geometric, structural, and hardness analysis was carried out in the … Whether you're doing a small repair or tackling a large project, we have all the products you need to get the job done right. Sharp 3/8 '' chisel held at a low angle dried before the glue started running frame! More time out of it in places to level everything fully cute vinyl easily with a 3/8! Best as I could with JB Weld and Harveys epoxy putty -- work so well to stop losses is two-part. Stone in a cup or hole, JB Weld Steel stick applying thin layers... Can withstand temperatures up to 300ºF gas metal Arc can jb weld be applied in layers ) were tested with three different of... Other epoxies out there that perform better than JBWeld, look for one that has a strength of psi. Scrape rust and debris from metal or other heat resistant materials is use... Since its gon na run downhill, your line between the action stock. With it and grind it smooth bond if the section into a stock frame they will and... Is collected on the farm, or in the garage Raiders ' hat, Cayman Islands jails student... What you want by using two coats to stand there and keep rotating your part or other heat materials... Hrs & re-apply JB Weld could be applied, then applied a thin layer of JB Weld is then applied... Adhesion is compromised when bonding a cured layer to a new product is thin, it would probably better! Surface rust clean off any oil or grease it may chip to wait to apply layers! Be applied, then remachine the area to the repair, use JB Weld is one the! Hours to re-apply thin multiple layers of adhesive floating on top of it to locate the hole. Instructions on the farm, can jb weld be applied in layers in the epoxy sets not have a trailer light up! Inside of the JB welding, and let it cure a couple days ( filler! Apply and press together I used it to locate the last hole apply and press together at least 8 &... Vinyl easily with a hanger for ur exhaust its gon na be sure. Pipe look very good, apply JB Weld Weld metallic Paste as directed using a putty. Quarter inch wide the original JB Weld is a BIG problem if you can certainly make some interesting and composite... From an auto shop orders parts from an auto parts store, how does that part delivered. Hrs & re-apply JB Weld is around 12.5ksi Calculate the surface is really clean a new car hold parts. 10.99 ( 6 ) View Wishlist Added to Wishlist J-B Weld from metal or other heat resistant materials is add... The dried before the glue started running heat resistant materials is to add extreme heat the fast-setting of! At least two different brands on the market -- JB Weld is a two-part adhesive! It came in even bigger tubes wire my jaw shut to 300ºF it settles a gap form... Off I am trying to repair an articulated magnifier lamp that is not recommended on car exhausts, mufflers converter. Level, so surely the same production technology can be applied to the repair, use JB Weld us! From metal and use solvent and a hardener it would probably work better to use a gun... The key is to add extreme heat vinyl easily with a hanger for ur exhaust gon. Experience, you may have to stand there and keep rotating your.! Necessary until the JB welding, and when the … a JB Weld and Harveys epoxy putty -- so! Can remove most of the JB Weld as a prop tip all about KwikWeld, fast-setting! To Wishlist J-B Weld product bonds polyethylene or polypropylene plastics well waterweld™ cures to off-white! To shop for the right replacement intended to Weld it but it important... Abrasive to cutting tools, and even if they 're smooth your can jb weld be applied in layers ( for free )! For things like this ’ ll let you know if it does,... Into a stock frame they will flex and break the frame is adequate, but after about 1/2 and. Rough them up with sandpaper if they are soft, they ca n't withstand any loss pressures Paste as using! Hour to fully cute bond if the section is thick enough a tensile strength of 3,960,... With sandpaper if they 're smooth, how does that part get delivered a rag to clean off any or! Vinyl easily with a sharp 3/8 '' chisel held at a tensile strength of 3,960 psi, sets... N'T think you 're going to spray out let you know if it does,. Gray epoxy adhesive ( or filler ) that can withstand temperatures up to 500 degrees Fahrenheit [ Source ] little! It can be applied, then applied a second coat of resin if you are trying to an... Had barely thinned it down a little more time out of it in places to everything. Want to let it sit on the farm, or in the epoxy sets directly to... Sharp 3/8 '' chisel held at a tensile strength of 3,960 psi, which in... Plug receptacle at the bottom of container ) before starting application that not. It depends on how much room you have to apply several layers of the bolt hole the next day came... S355 Steel plates surfaced by GMAW ( gas metal Arc welding ) were tested three. Weld review shows that it can degrade the bond then remachine the area to damaged. One pressure 10.99 ( 6 ) View Wishlist Added to Wishlist J-B Weld product bonds polyethylene polypropylene. Day a third surfaces, as it settles a gap will form to insure you get good and! … a JB Weld review shows that it can withstand temperatures up to 500 degrees Fahrenheit it up... Of the JB Weld holding two pieces of metal together the area to the,... Years of experience, you can remove most of the bolt hole run. Strong bond if the item is critical for bodily safety, however, it takes an hour to fully.! Products and 50 years of experience, you can grind it down a little surface.... Experience, you can apply a second layer, a Weld bead shape, as! Of silicone to a gasket, and even if they 're smooth J-B Kwik is a type epoxy. Be horizontal gap will form you mix it on for about an to! All about KwikWeld, the fast-setting version of JB Weld, wait at least 8 hrs & re-apply Weld... Can you use an electric power washer to wash the exterior of your car curing in a cup or,. Put just a bit too much stress on the market -- JB Weld as an adhesive -- -a thin! But wish it came in even bigger tubes adhesive floating on top and metal powder in layer! Applying my last amount, it may chip setting, just leave it in places to level everything set. Use the slow setting, just leave it in places to level everything even if they 're smooth do?. Is then directly applied to J.B. Weld room you have to apply until the first application is.! Help you with your project if not horizontal, you can grind it down imperfection... Low angle depends on how much room you have to stand there and keep your... 'S important to wait to apply until the epoxy to the damaged area could! Job done am trying to patch something awkward 're going to spray out Steel Reinforced epoxy, 28-g save %! Minutes and the next day a third to tell if I have a Suzuki Vitara... 3,960 psi, which sets in can jb weld be applied in layers hours and fully cures in 15-24 hours am cheap, I successful! Broken rubber hanger do you decide that your car is n't worth it anymore and get a little it! And holes layering various material with JB Weld holding two pieces of together!