It is also flammable when exposed to an open flame for quite a bit. There are a few substances that JB Weld will not stick, bond, or glue well to. The important thing to remember when using heat is that the JB Weld must reach temperatures above 600 degrees. Today, Ill be describing everything you need to know when you want to remove this glue. Once the JB epoxy is cured, the only method to remove it is by grinding or machining, or heating. JB weld is an epoxy glue that has an equal ratio of resin and hardener. These processes could help remove the jb weld even after it has dried. Nope, since any type of long-lasting link between the adhesive and the metal beneath the rusting will be prevented by the rust already there when any JB Weld is applied. That will be lighter and easier to use than JB weld and more than strong enough for the job . Hurry it up, and dont allow it to heal fully. Attempt to clean the glue before it hardens completely. Follow this with a vice or clamp that holds the part in place. Read Also: Is Welding Hard? Using a piece of Scotch-Brite, we roughed up the tubing, removing any loses rust and dirt. J-B Weld's SuperWeld line offers innovative high-strength super glues. It is the ratio that makes JB weld glue the top contender when you are looking for the strongest. A simple method to eliminate JB weld is to utilize a heat gun. Id prescribe not to blend procedures in light of the fact that applying synthetics and crushing simultaneously will bring about an immense wreck. If you dont have a heat source, you can also try mechanical force with a grinder. Often JB Weld is used on car parts and other do-it-yourself projects. Then, let it sit in the chosen chemical for about ten to fifteen minutes. You may also read How To Make A Plasma Cutter From An Arc Welder. It would be best to keep the following in mind when trying to remove JB Weld from an item: Following these safety guidelines will help protect you and others from any known or unknown harmful effects while removing the JB Weld. how long will JB weld last? Because sometimes we need to break some bond that has been stuck with this glue. So do you knowhow to remove jb weld? They are likely to soften the weld, then you can easily remove it with some force. They're easy to use, set quickly and are ideal for instant bonding on crafts, home and auto repairs and more. Let us go through the basic mechanism of how glue works in laymans term. It might take some time for this process to go smoothly, but it will be worth it when you get closer to finishing! DO NOT use alcohol or any "cleaner" that will leave a petroleum residue. Again, if there is a tinkerer who wants a new 1185 as a test bench lamp, this would be a good candidate! Epoxy is not a good adhesive to use on high temp parts. Might I also suggest experimenting on a piece of scrap to get a feel for the process? New Things To Try With Your Tea, Are Clorox Bleach Pens Discontinued? Fortunately, it is possible to remove JB weld from metals. Use water, lacquer thinner, or mineral spirits to keep the product from drying out and becoming resistant. JB Weld is considered permanent in most cases. You can't sand or wipe it off, and any other adhesive remover won't work either, as the glue has multiple layers. Aug 20, 2021. youtube.com. What is the shelf life of J-B Weld Putty Stick products? The set and cure times can be impacted by environmental conditions, such as temperature and humidity. In most cases, as long as they're stored in a cool, dark area, away from extreme conditions, and they don't mix, Twin Tubes products may last even longer. The hardest part is often removing the adhesive residue left behind when trying to scrape off all traces of JB Water Weld; its best to carefully sand down these areas beforehand so they are not too rough on your hands while scraping the surface clean. The most controlled removal method would be to use a Dremel tool, file, sandpaper, etc. J-B Weld is a two-part epoxy adhesive that sets in just 4-6 minutes and cures in 15-24 hours. Other applications include shrink wrap, bend plastic pipes, and loosen rusted nuts or bolts, Trigger-start ignition easily ignites the flame, Versatile webbed flame completes a variety of household projects, including small diameter soldering, thawing, melting and heat application, Use only with propane fuel, such as the Bernzomatic 14.1 oz. SuperGlues: Our SuperWeld line offers innovative high-strength super glues. You can use a variety of scrapers and tools to remove JB Water Weld from surfaces. [Some Ways To Get Use], How to Clean Aroma Rice Cooker The Correct Way, How Much Does It Cost to Move a Hot Tub? Or, removing this adhesive with soldering iron is possible if the surface is small. So we have summed up our top three methods to remove JB weld. Yes, it can hold on in extremely cold temperatures, up to -67 degrees Fahrenheit. This material is frequently used on faucets, shower doors, and cabinet hardware. You can use liquid that contains alcohol or apply extreme heat. J-B Weld can be used as an adhesive, laminate, plug, filler, sealant, or electrical insulator. In most cases, as long as they're stored in a cool, dark area, away from extreme conditions, syringe products may last even longer. J-B Weld has a wide selection of products for nearly any plumbing repair, helping you prevent leaks and drips - whether it's a pinhole in a copper pipe, a leaky pool, or a cracked piece of PVC. Of all methods mentioned it is the easiest one. You can also use vinegar to remove the adhesive. It is recommended to wait at least 24 hours before putting the repaired item into service, and this time may be increased in cold temperatures. Hi, this is Antonio. Use the chisel attachment and let it get real hot then press it to the JB Weld. How can I remove J-B Weld products from hands/skin or surfaces? Also, the cure time of KwikWeld (4-6 hours) is much lower than J-B Weld (15-24 hours). The heat resistance for all the products found within the catalog of J-B Weld is between 300F and 600F. It can be applied to wet or dry surfaces and cures in usually four to six hours. Cookware is always in contact with food. What color do they cure? It is the flexible rubber surface that this one fails to fix. Is JB Weld permanent? As the dampness from the paste of the JB Weld dissipates, the paste begins to solidify, making it into a bond. You must log in or register to reply here. The primary difference is in the dispensing method: When fully cured, J-B Weld is non-toxic. Im a welder. Removing welding depends on many things. A few proven ways will help you remove JB weld from metal surfaces. Therefore, it is considered permanent. But we can outsmart it with a few practical ways and ultimately get it off the metal surface. Yet when these are used to make glue the reaction starts as soon as they come in touch with the environment. Press the materials together. J-B Weld KwikWeld is a fast setting version of The Original J-B Weld two-part epoxy cold weld system that provides strong, lasting repairs to metal and multi. For this, you will need an angle grinder and sandpaper. JB Weld does not withstand high temperatures. If you use potent alcohol, chances are that it will partly or mostly dissolve. Take precautions before acting, as the scraped particles can be inhaled and cause respiratory issues. When grinding it off, it would be ideal if you try to wear a mask, veil, or respirator to try not to breathe in the residue, since it very well may be perilous. Best MIG Welder Under 1000 [Top 7 Picks In 2021], How to Bond Metal to Metal Without Welding? J-B Weld 8276 KwikWeld Quick Setting Steel Reinforced Epoxy - 2 oz. It cannot bond with this sort of substance. By creating a lasting connection, it is possible to restore metal and other materials. Lastly, we hope the methods we have stated here will help remove the JB water welds. Save my name, email, and website in this browser for the next time I comment. But take precautions to maintain the scalpel elevated off the cars skin. Where can I see your full product catalog? You are using an out of date browser. Because JB weld is not rated food safe. Even then the process will be painfully slow. In case you need to remove it for some reason, lets see what you should do. J-B Weld may be used to attach nearly anything. What is the difference between Twin Tubes, Syringes, Putty Sticks, SuperGlues, Repair Wraps, and Pastes?? Mix both substances together with a toothpick, cotton swab or plastic putty knife until thoroughly blended. No. Use a tool like an angle grinder, a Dremel and sandpaper to completely remove JB Weld. Nov 24, 2021. Acetone or acetone-based products will remove most J-B Weld from hands and most surfaces. Adhesive and metal will ultimately detach when temperature transformations cause them to change sizes at different rates. You must wait between fifteen and twenty-four hours for a good outcome. SuperWeld products include SuperWeld, SuperWeld Professional Grade, SuperWeld Brush On, SuperWeld Extreme, and SuperWeld Light Activated Instant Glue. We are compensated for referring traffic and business to Amazon and other companies linked to on this site. John Motomoron Stainless Joined Jul 28, 2005 Location Chevy Chase, MD Aug 30, 2006 #12 Is there any matter or substance that J-B Weld wont glue too? Removing JB weld can be challenging and, in some extent, it may cause partial damage to the base materials. Hence, its best not to apply heat until after removal has been completed using nonmetallic tools only. Cool welding and JB welder are both two-part adhesive processes. Any ideas? Are you looking for a simple remedy to refurbish any steel or household appliance? According to JB Weld if you are going to remove the adhesive with heat, the product must be heated above 600 degrees. The optimal temperature for the JB weld to begin melting is 600 degrees Celsius. This article is written for you if you are muddled about getting off JB weld from a metal surface. However, it is heavily recommended not to consume the product. Once it hits the 600-degree mark, it will come off. Hurry it up, and don't allow it to heal fully. JB Weld is a powerful adhesive and is hard to remove once cured. Original JB Weld can bear up to a constant temperature of 500-degree Fahrenheit. Also, you can help with repairman power and scratch or dismiss it. Of course, all of these methods do have their advantages and disadvantages. I have been using JBWeld to hold a custom board that i made to my heatsinks and this stuff hold really well. Liquid weld like JB Weld gets unstable when exposed to temperatures higher than 600 degrees Fahrenheit [Source]. Use a heat gun to soften the epoxy then remove the parts. All information is subject to our Privacy Policy. How To Make A Plasma Cutter From An Arc Welder, How to Get Conch out of Shell without Breaking. Yes. On steel and numerous other materials, it acts at a 1:1 ratio and creates a solid and durable connection. And once cured, they create a permanent bond and can be sanded, drilled, tapped, shaped and painted. It is somewhat brittle so if you can remove the PR base you may be able to chip it off the pins of the bulb. So fret not; go further into the context. There are a few automotive aphorisms that people dispense like hot dogs at a barbecue when what you really want is a cheeseburger. There are two significant chemicals people typically use to remove JB Weld. DO IT YOURSELF: Big or small, you can DIY it with J-B. 0.1 Repairing a radiator leak using a J-B weld. It can withstand temperatures up to as 300 degrees Celcius and has a mechanical property of up to 5020 N. JB weld is a cold-welding method that may be used for a variety of applications. JB Weld has an elasticity of 3960 PSI. Then you can use sandpaper to make the surface smooth. YesWelder MIG 205DS Review: Do You Really Need It? - Related Questions Is jb weld epoxy paintable? Twin Tubes: The original! JB Weld fills gaps and cracks on wood. Heat is a significant element you can use to confront JB glue. Once the temperature goes above 600 degrees it will come off. But it can take some more time since the heat will take more time to penetrate to do its thing in the thicker JB weld layers. I have used this for some time when potting the old Dorcy AAA circuits and it sets up very hard. However, if the temperature is below 50F (10C), the curing time will be longer. Generally, any rubberized coating texture will not allow the majority of J-B Weld offerings to stick or bond well. Take care not to scratch your car's paint while scraping; use masking tape on the surface before you begin removing the product. I found that hand sanitizer works. The original formula can endure up to 550F when fully cured. JB Weld is just a filled epoxy. Our SuperWeld super glues are ideal for crafting, DIY repairs, and fixes on a variety of surfaces, including: What is the strength of SuperWeld super glues? Wear a mask and goggles any time you are using chemicals or abrasives. When you are rebuilding plastic parts, CLEAN THEM WELL WITH ALCOHOL, then mock everything up, and fill in on the back side with JB Weld. The alcohol molecules when come in touch with the weld, they weaken the structure. We've got pretty much anything you need to keep your car up and running, from bumper to bumper. There are few other alternatives out there like Slime 1050 Rubber Cement for working with rubbery stuff. Isopropyl (rubbing) alcohol and a blade scraper (the kind you put a razor blade in). [Tips To Store], Can You Wash Sheets and Towels Together? Install the tap into the tap handle (See photo). Let us know if you try one of these methods and which one worked best in your case! MyWeldingTools discover a wealth of information for the welders including welding equipment reviews, welding tools, welding tips and tricks, safety tips, welding gear, and your go-to resources! Other than exerting a solid force to the weld, there are several techniques to accomplish this. Using a heat gun to eliminate JB weld is simple and effective. As plastics are unlikely to withstand high temperature or grinding the best choice would be acetone and vinegar. However, it will take about 15 to 24 hours to fully cure and reach its maximum strength. This site is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. These products are specially formulated to withstand extremely high temperatures. Robert Cook Add up to one teaspoon of acetone or lacquer thinner per two ounces (one full package) of mixed product. JB Weld is pretty damn difficult to remove. Note the static mixer attachment is a one-time use product. Obviously, these strategies do have their points of interest and disservices. The most controlled removal method would be to use a Dremel tool, file, sandpaper, etc. The answer might not be something you expected. The resistance to substances including water, chemicals, and fuel differs by product. JB Weld is a mixture of two epoxies mixed at a ratio of 50 to 50 mixture. Select the appropriate tap size. Once cured, the putty can be sanded, drilled, tapped and painted. No, fully cured, JB Weld is considered non-toxic. If that isnt possible with the resources available, go for an iron. Try using two different scrapers: one made from plastic (to avoid scratching) and another that is metal but covered in cloth so that there are no scratches left behind. These options are: According to JB Weld if you are going to remove the adhesive with heat, the product must be heated above 600 degrees. The epoxy in JB Weld works as well on plastic and glass as long as the surface is rough enough to get a grip on. Or. The only way to remove JB Water Weld is with a hard scraper. All of our products offer some level of heat resistance. (II), Adventuring, Hiking, Backpacking, Camping, Gear, When was the last time you actually needed to use a flash light for 7 or more hours. So it is not a good idea to use JB weld on them. Furnace cement available at your local hardware store can be used also. J-B Weld's line of Wood Restore products are a complete solution for wood repair, restoration and other projects. Not at all. Are you looking for a simple remedy to refurbish any steel or household appliance? Do you want to know how to remove J-B Weld from automobile paint? (Yes, 600!!!). Fluid weld like JB Weld gets shaky when presented to temperatures higher than 600 degrees Fahrenheit. When fully cured, it is not toxic. To remove JB weld from wood, expose JB weld to extreme 600 degrees Fahrenheit temperature with a heat gun, grind the cured epoxy with a grinder, or apply chemicals like acetone and vinegar on JB weld. Mixed at a ratio of 1:1, it forms a permanent bond and can be shaped, tapped, filed, sanded and drilled after curing. That being said, it is as important to know how to remove JB Weld as it is to know how to apply it. JB's website says only way to remove it is to heat to above 600F melting point, or drill/grind it out. Syringe epoxies are available in Original, KwikWeld, MarineWeld, ClearWeld, MinuteWeld, PlasticWeld, PlasticBonder, WoodWeld, and HighHeat. As the procedures vary, we will see how to remove this glue from different surfaces. There are several things you should think about before trying to eliminate the J-B Weld: Using a hands cleanser is probably the most typical way to get J-B Weld off of your hands. Save my name, email, and website in this browser for the next time I comment. Both household objects and metallic materials can be treated with it. JB Weld is a cold weld that can be used on many surfaces, making it popular for many projects. You can download our product catalog here. Are J-B Weld Putty Sticks resistant to water, chemicals, and fuel? Can't get my welder in the hole without hitting the threads.. For right hand screws, insert tap into tap hole as you slowly rotate the tap handle clockwise. Use a solder gun or solder stick. Top 3 Methods to remove JB Weld Apply extreme heat to JB Weld Grinding the cured epoxy Remove JB Weld with chemicals Apply extreme heat to JB Weld The easiest way to remove J-B Weld from metal or other heat resistant materials is to add extreme heat. You cant sand or wipe it off, and any other adhesive remover wont work either, as the glue has multiple layers. Wear gloves; do not scratch your cars paint while scraping. However, it can be done using one of the above methods. If it's anything like their Stik-Weld steel putty, you can hack, scrape, squeeze, and gouge at it. You have to apply a grinding machine to the bond, and gradually the weld will become nave. Keep going to learn everything from A to Z to resolve the situation efficiently and effectively. After the 15 minutes remove the item with tongs and place on a cutting board or something that can't burn. Once you put the glue out of its tube, reactions take place and the moisture slowly evaporates leaving the hardener to do the rest of the work. Using vinegar to remove JB weld is a common practice. J-B Weld Original provides strong, lasting repairs to multiple surfaces and creates a bond stronger than steel. It is also good practice to wear a mask when heating items up, as heat can cause some surfaces to give off fumes that are toxic to breathe in. It has a predetermined period of fifteen to twenty-five minutes; after 1 hour, it will be completely cured and firm as iron. It can withstand temperatures of 550 degrees Fahrenheit before becoming compromised. How else should I prepare surfaces? As an Amazon Associate I earn from qualifying purchases through links from this site. The maximum temperature bearing capacity is approximately 600 F for a short term and not longer than 10 minutes. You probably have seen how strong a bond JB Weld has when used to fix things. When you leave alcohol on top of the JB weld, it can penetrate through the glues potent molecules and break the bonds. The main reason you can fix rubber with this one is that the rubbers are polymers. Mistakes are inevitable in this mortal world; it is even more so when you work with epoxy glues like JB weld. . There is nothing magic about JB Weld. The JB weld needs between four and six hours to set to a gray hue at ambient temperature. Dgd6mm said: I have JB Weld on my 10/22 receiver. Scraping off the glue layer is another way of removal. Do you need glue that is as durable as a weld? Cheers! The stock was the recoil lug and mounted to a short butt stock. If you use strong alcohol, the rate of dissolving will be higher. Now that you know everything about dealing with JB weld and metal surfaces let us answer some of your most common FAQs related to the topic. What is the shelf life of J-B Weld Syringe products? This process could be a dangerous way of removing JB Weld. Several consumers have reported that acetone and vinegar softened the weld and made it less difficult to extract. Work in a well-ventilated area so that you are not breathing in materials that could cause respiratory issues. Although you will have to be extra careful not to harm the structure. As a result, the glue starts to solidify. When fully cured, some J-B Weld products can only be removed by grinding or filing it off, or by directly heating the product above the 600 maximum temperature threshold. JB Weld is not temperature-resistant. its really hard to get the board off then afterwards i need to grind down the JB weld to get rid of it. The company would like people to think so tho. Heat is the easiest of the three methods if you have a way to heat the weld to at least 550 to 600 degrees. The connecting rod under test is from a typical Briggs and Stratton engine, and is very much the worse for wear, having broken into approximately 5 pieces. To smoothen the surface. Alcohol is an effective solution for this purpose. No matter how hard JB Weld can get it has weaknesses just like everything in the universe. This is useful for repairing and restoring damaged and rotted wood. So it can be challenging to take it off. Insert it with a syringe, working time before it starts foaming will be about 3 to 4 Mon so get all parts ready first. Depending on the intensity of the alcohol, the glue will soften. If we try to be elaborative, then it might be a whole lecture. Of course, you should not glue safety critical parts (like car frames), anyways. All these chemicals mentioned above can help you dissolve JB weld to some extent and make it removable. Repeat as necessary until the adhesive is gone. These options are: Using chemicals Mechanical abrasion, such as grinding or filing it Heating it. After curing, the wraps can be sanded and painted. It is a very stubborn glue. Opt In to receive updates via email regarding products, offers, ideas, and inspiration. At high temperatures of 290 degrees Celcius, it will gradually degrade and collapse at temperatures beyond 316 degrees Celcius. I have used it a time or two when it has failed in much lower temp applications. Once it has softened, remove the adhesive. When fully cured, our Syringe products offer impressive strength ratings. This two-part epoxy adhesive not only shows excellent performance but also withstands high-temperature. Read Also: How to Becoming a Welder With no Experience? Despite the fact that we have not attempted this technique ourselves, a few people were announcing that synthetics like vinegar and acetone made the weld delicate and assisted with eliminating it. Even though it holds excellently even under harshest conditions, I would recommend against using any parts that are responsible for your safety. Its often referred to as JB Weld or just plain Waterworld, and it can be used in many different situations, from garden hoses (to fix leaks) to car radiators. Using heat is the quickest way to remove the JB Weld. So do you know. Since it's extreme heat you would have a hard time getting it hot enough to get it removed that way. If JB welding is entirely healed, a lasting connection is created. You can use sandpaper, an angle grinder, or other tools to grind the JB weld slowly. On the off chance that you dont have a high heat source, you can likewise attempt mechanical power with a grinder. How to remove epoxy putty? The list includes metal, ceramic, glass, steel, PVC, wood, fabric, etc. Depending on the product the JB weld is used on this may or may not be a good idea. The JB weld is a very handy tool when you need something to repair. How can there be so many different flashlight companies? Wear your protective equipment. On the contrary, if you maintain it well, JB weld can have a long shelf life. With a paste-like consistency, Twin Tubes are great at filling gaps and cracks. The ultimate solution is the J-B Weld. J-B Weld Original can be used to repair many different materials including metal, wood, plastic, ceramic, fibre glass, brick, concrete and much more. However, keep in mind that a J-B weld is capable of withstanding heat as high as 550 degrees Fahrenheit. There are mainly three ways to remove JB Weld from metal. In simple words, alcohol will weaken the adhesive and thus make it soften and partly dissolve. Start with marking the places you want to remove the weld. If you dont have this, use an air-purifying canister (APC) to filter out the noxious gases and vapors created by JB Water Weld. Acetone is another great alternative as well. Believe me it is really not worth the effort or at least for me it was not. JB WELD WORKS ON PLASTIC AND GLASS. Recently, I was looking at my glued steel pipe wondering, how to easily remove J-B Weld. Be safe when removing JB weld from a surface. (We can hear you sighing). Either way, if you dont have the right tools and supplies at hand, removing this type of glue can be an exercise in frustration. 0.1.1 Step 1: Remove the radiator cap and remove the water from the system; 0.1.2 Step 2: Thoroughly clean the place where the leak was located; 0.1.3 Step 3: Thoroughly mix the J-B WELD; 0.1.4 Step 4: Utilizing the wooden tool, apply large amounts of J-B WELD to the entire area where the leak . First, the pieces are cleaned with a . Dry. --- Wattnot, looks like you're stuck with it. Some substances that contain moisture are mixed with hardener, together they make the glue. The evacuation of JB Weld with synthetics is the favored alternative, if the base material doesnt withstand high warmth yet is impervious to acids or acetone. For this reason, today, we will discuss some easy methods to remove JB water. Although considered permanent, you can remove JB Weld by one of three different methods. Don't apply too much force to the parent metals. The JB weld may then be shaped, filed, sanded, and even drilled. Dow Corning makes some silicone based adhesives that work up to 500-550F. The easiest way to remove J-B Weld from metal or other heat resistant materials is to add extreme heat. Do J-B Weld Twin Tubes offer resistance to heat or cold? Sine JB weld is the worlds strongest bond, it really lives up to its name. Can I dilute JB Weld to make it easier to pour? Do J-B Weld Syringes offer heat resistance? But occasionally, we must reverse or restart the operation, isnt that right? They are vinegar and acetone. But is it as simple as it sounds? Saturate the area with one of the chemicals. JB Weld bonds to the items it is used on. The best would be to be very careful when choosing the location to apply the glue. It takes about 15 to 24 hours and turns to a dark gray color before being fully cured. How to Reheat Scallops? It should look clean like this. J-B Weld Original Twin Tubes: for repairs on metal and plastic, SteelStik Putty Stick: for repairs on metal, HighHeat Syringe and Putty Stick: for repairs on high temperature surfaces, PlasticBonder Syringe: for bumpers and plastic repair, ExhaustWeld Wrap: for repairs on exhaust systems, ExtremeHeat Paste: filling and fixing iron and steel, MufflerSeal Paste: sealing around mufflers and exhaust systems, Tiger Patch: repairs tailpipes and mufflers, WaterWeld Putty Stick: for repairs on plastic and rubber, including under water, SteelStik Putty Stick: for repairs on metal pipes and surfaces, MarineWeld Twin Tubes and Syringe: for repairs on multiple surfaces exposed to water, FiberWeld Repair Wraps: fiberglass wraps for pipes of all kinds - copper, PVC, cast iron, rubber, and steel, KwikWood Putty Stick: for insect damage, rot, or furniture/molding repairs, WoodWeld: no-foam adhesive for bonding and repairing interior or exterior wood, Liquid Hardener: seals and reinforces decayed or rotted wood, Wood Restore Repair Putty: fill holes, cracks, and damage or prepare for painting, Wood Restore Premium Epoxy Putty: structural repair and filling of damaged or rotted wood, Metals: all, including aluminum and cast iron, Plastics: most rigid plastics (PVC, CPVC); not ideal for flexible plastics, polypropylene, and polyethylene, Other: wood, concrete, tile, ceramic, fiberglass, Other: Wood, Concrete, Tile, Ceramic, Fiberglass, Plastics: more flexible than epoxy pastes, recommended for most plastics except polypropylene and polyethylene, Original: sets in 4-6 hours, cures in 16-24 hours - dark grey, KwikWeld: sets in 6 minutes, cures in 4-6 hours - dark grey, MarineWeld: sets in 4-6 hours, cures in 16-24 hours - dark grey, ClearWeld: sets in 5 minutes, cures in 1 hour - clear, Original: resistant to water, chemicals, and fuel, KwikWeld: offers some resistance to water, chemical, and fuel, MarineWeld: resistant to water, chemicals, and fuel, ClearWeld: offers some resistance to water and chemicals; not fuel-resistant, Plastics: most rigid plastics (PVC, CPVC); not recommended for flexible plastics, polypropylene, and polyethylene, MarineWeld: for a strong bond, ideal for repairs around water, Other: glass, wood, concrete, tile, ceramic, fiberglass, MinuteWeld: for a clear, fast-setting bond, Other: concrete, tile, ceramic, fiberglass, PlasticWeld: for a quick-setting bond, ideal for rigid plastics, PlasticBonder: for a strong bond or gap filler, ideal for most plastics. You might want to remove the JB water weld for several reasons. All of our products offer a shelf life of 3 years. Removing JB Weld is not easy, especially after it has cured completely.