I have not got JB Weld in hand yet but will that work great for plastic in this situation? You wouldn’t want to fix an acrylic fish tank with black epoxy, you need a clear product like JB Weld ClearWeld. JB weld works fine on plastic, if it has a rough surface, however if it's smooth and you want to actually bond the plastic you may look at a solvent-type glue that actually melts the plastic together. While JB Weld will bond to all most anything, there are a few things it is not suited for. Stainless steel welding really nice with a TIG welder. Oh, and if you do this, take the petcock completely apart, removing all rubber, plastic and melty parts. i have a small crack in a plastic radiator. This includes: ... Side Mirror Repair with JB Plastic Bonder Syringe; Knife repaired successfully after the blade broke in the handle. If the area to be repaired can be prepped and reached in order to put JB Weld on it, I'm having problems understanding why fiberglass itself can't be used. J-B Weld PlasticWeld comes in a syringe allowing for an easy 1:1 mix ratio. Find epoxy full of metal. Sep 6, 2009 #6 LOL, thats how I read it! Does JB Weld work on stainless steel? It has held for 2 years now. If you are going to use jb welding, you could also leave it alone. Has anyone successfully used JB Weld or something else on the plastic tank to stop the leak until that gets here and I'm able to change it out this weekend? Good luck. Clean it up good with some fine grit sandpaper, and use some really nasty (read: Corrosive and effective) plumbing flux, a torch, and some flux core electrical solder. Here’s how to use JB Weld … I need to bandaid it. Step 4. [TechAssist] Re: JB weld. Bazaarvoice SAP Hybris Integration Version 2.8.0. Uses are limited only by your imagination. I have used it to make a temperary patch on a low presssure A/C line. I'm thinking of a kind of "tinkers patch" two wide washers or pieces of metal, bolt through the middle, with JB weld sandwiched in the middle. In many cases, these plastics are identified by the recycling codes on them. I have a crack in the plastic radiator neck. This quick-setting epoxy cures clear when applied less than 15 mil thick. J-B Weld is not designed for some types of plastic , but the company makes many other epoxies designed for specific situations involving many types of plastic . How to Use JB Weld. Make sure to work quickly, as the J-B WELD sets very fast. Plastic is a very smooth material that is non-porous, these properties make it very difficult for an adhesive to bond with anything on the surface. JB weld is a unique product. It's a neat hole and doesn't appear to have caused any structural cracks around it, it's between two webs on top. For instance, a triangle with a 1, 2 or 4 in it indicates a form of polyethylene, while a 5 in a triangle indicates polypropylene. I am putting a plastic model giant robot kit together and I by mistake break one of the plastic pieces. Trust me on this: JB Weld will work, but you want to solder it. J-B Weld epoxy. J-B Weld Plastic Weld Repair Epoxy Putty bonds instantly with superior strength, and does not shrink or pull away; For rigid and semi-flexible plastic, ABS, PVC, … JB Tools. It would work on a plastic to metal bond, as long as you roughened bolth surfaces at the joint with 100 grit emory cloth and removed any trace of oil on bolth surfaces. The key to ensuring you have the strongest bond possible is the preparation of the materials to be repaired and the correct application of the J-B Weld. Allow it to dry overnight, preferably with a clamp or a Vise Holding the part together if Possible. How to Use J-B Weld on Plastic Parts | Hunker. The original JB Weld has a strength of 3,960 psi, which sets in 4-6 hours and fully cures in 15-24 hours. Devcon makes them, also Lottite. For many plastics , the original J-B Weld creates a strong bond that holds up over time provided that the item isn't required to flex or bend. R. ryan2022. i called jb weld & asked their technical department would it work on a plastic radiator. If you need to repair something metal and are not a welder or it can't be welded, try JB Weld for a temporary or long-term fix. J-B Weld Adhesives and Sealants - 'The Original Cold Weld' two part epoxies are effective even in the harshest environments. Personally I would try to go with a proper fiberglass repair, then an epoxy and then JB weld (JB Weld is a type of epoxy, but there are epoxies available that will work specifically with fiberglass). Will JB Weld work with plastic? Will J-B Weld work on an automotive exhaust? I have a new radiator but cannot get it installed for a few weeks and my Jeep is losing more AF that I would like to see. If it were me Id probably get a hold of some fiberglass cloth like used in autobody work or kevlar cloth both are easly to get at autobody supply shops or canoe shops and use it with the epoxy layering it like a plaster cast rapping the joints etc it would be hella strong :) 0. JB weld is great for SMALL repairs. Some plastics are not compatible with different repair materials. Unfortunately, the MarineTex grew legs and left town. Fortunately, plastic glue is specifically designed to work with the properties of plastic so that you can easily repair or create something made out of plastic. This particular article is all about KwikWeld, the fast-setting version of JB Weld epoxy. The J-B Weld 50139 Plastic Bonder Body Panel Adhesive and Gap Filler Syringe, however, definitely made the cut! For many plastics, the original J-B Weld creates a strong bond that holds up over time provided that the item isn't required to flex or bend. To my surprise, the CA glue does not work. I've got a 250-mile trip ahead of me Friday, and don't want to run out of coolant in the middle of the highway. J-B Weld is not designed for some types of plastic, but the company makes many other epoxies designed for specific situations involving many types of plastic. I've holed the tranny case on my A670 above the diff. J-B Weld is a two-part epoxy adhesive (or filler) that can withstand high-temperature environments. without any hesitation they said it would not hold & they advised against trying it. Some plastic cements will work really well on Nylon but won’t bond to metal. Some glues like JB weld work great on metal, but not on Nylon. my mechanic told me to use marine tex epoxy & make certain it is prepped well with acetone and rough sandpaper. J-B Weld is not designed for some types of plastic , but the company makes many other epoxies designed for specific situations involving many types of plastic . In fact, to get a good Nylon to Metal bond we need to use a few different products, one for each material and stick them together. Alcohol should be avoided when cleaning surfaces, as it can degrade the bond. Work & Emergency Lighting; Tools & Garage Tools & Garage. Anyhoo. This video is about how well JB Weld's Marine Weld has held up after 7 months of hard fishing. But if you want a super-strong thin plastic repair, this works better than other products. Does JB quick weld work on plastic? Thats a good idea!, I've actually used JB on plastic, and it does work pretty well. [ View Follow Ups] [ Post Followup] [ Return to Forum] Posted by Popster (MD)` on November 10, 2002 at 20:46:51 from (66.82.9.46): I was going to use some MarineTex to repair a sonar transducer. Messages 1,513 Location Peterborough. 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