Is fiberglass resin petrol resistant. 5% - Get a pint for a pail, 4 oz.
Is fiberglass resin petrol resistant I have a 1969 Bertram with polyester resins. Introduction This guide is intended for use only as a reference in evaluating NOV Fiber Glass Systems piping systems. Doug Amazon. com Description MAX GRE A/B is a two part hybrid-epoxy based resin system (Bisphenol A / Bisphenol F/ Novalac epoxy resin) formulated for gasoline resistance and other solvents of the same nature. the ethanol would dissolve the epoxy in the tank damaging it and gumming up the engine. Whats the easiest/best resin for fuel proof tanks. Lots of boats had fiberglass tanks and the switch to gasahol caused major issues through out the boating industry. ISO – AOC 774 Fuel Resistant Laminating ResinThis ISO laminating resin is formulated to be compatible with oxygenated gasoline, diesel, fuel oil, and motor oil when you use it in a reinforcement. Requires cobalt accelerator. But like you said it's probably best to find a tank sealer made for fiberglass rather than coating it again with more resin. Do you know if i will use the same polyester like i use in the other boat? Give me an advice Jan 18, 2007 · They say that an epoxy resin is more chemical resistant than the normal poly resin. TAP’s High-Strength Isophthalic Resin is ideal for fiberglass boat repair, auto and motorcycle bodywork, and high-performance composite parts. Or can I just use the standard fiberglass resin / matt. (its not just the ethanol) Mar 29, 2010 · This stuff is supposed to be resistant to many chemicals and superior to polyester or epoxy resins when it comes to fuels. Epoxy-based composites are key in the construction of aerospace fuel systems, components for fuel systems, fuel tanks, gaskets, sealing joints, and a range of industrial equipment. 5gal) packs. See full list on boatus. They specify a minimum glass weight of 1200gsm in addition to the inside hull laminate. t. According to the EPA, styrene should not be present in gasoline. Repairing antique engine gasoline tanks with fiberglass. Does anyone have experience with this vinyl ester resin in fiberglass/composite fuel tanks? Choose from our selection of fiberglass resins, including casting compounds, 3D printer resins, and more. ***A 5 Gallon Pail is classified as a hazardous material. Dec 27, 2013 · For fibreglass tanks like yours I recommend lining with either petrol-resistant polyester resin, or with epoxy resin. b. Once cured, the epoxy can withstand 300-degrees and 900 psi of pressure, so it will be perfect for your leaky gas tank . i was thinking of sealing it with a gas tank sealer but wasnt sure if it was neccesary. While it is inexpensive and easy to work with, polyester resin lacks the chemical resistance needed to withstand diesel fuel. Buddy M. What is the most ethanol and gasoline resistant vinyl ester resin for for use in relining these older fiberglass marine fuel tank? I plan on using a resin the coat the interior but would like the peace of mind to know that if there is a pin hole that the filament won’t dissolve on it’s own. Ensure compatibility and durability for your projects. . com I think I saw somewhere there its ethanol resistant as well. 5% - Get a pint for a pail, 4 oz. I have a preference for vinylester or epoxy based resins that might be suitable, but which ones and with what type of hardeners??? Cheers. PART B 2:1 EASY TO USE (BY Oct 16, 2024 · Polyester resin is widely used in general fiberglass construction, but it is **not recommended** for building diesel tanks. It’s the material plastic gasoline canisters are made of as well as milk jugs and bleach bottles. 6 days ago · E85 Gasoline And Bio-Diesel Blend. Each resin has its own strengths, weaknesses, and best-use scenarios. derakane. Sep 15, 2012 · As the title says, im looking for which resin chemistry is suitable for building ethanol safe fuel tanks with fibreglass. Effect of Gasoline-Alcohol Fuels on Fiberglass Resin Fuel Tanks - Moderated Discussion Areas Hop to: Jan 24, 2024 · Is bondo fiberglass resin gas resistant? Bondo will not hold on a gas tank repair , gas will eat the bondo. Would a epoxy resin be suitable. Because of that you'll have fuel seeping underneath the resin, gradually or quickly finding its way out of tank. I look at the different material available and discuss what's on the market resin wise for a DIY diesel fuel Customer: What is the most ethanol and gasoline resistant vinyl ester resin for for use in relining an older fiberglass tank? Relist: No answer yet. Understanding these differe Sep 22, 2009 · Also i want to make a polyester fuel tank in this boat. Mar 7, 2024 · Fiberglass is not flammable and does not catch fire easily. Other temperatures can be reviewed separately. It provides a high degree of chemical-resistance against petroleum-based gasoline, diesel, and ethanol fuel blends (E85). Mine has split on the lower edge seam. Description MAX GRE A/B is a two-part hybrid-epoxy-based resin system (Bisphenol A / Bisphenol F/ Novalac epoxy resin) formulated for gasoline resistance and other solvents of the same nature. It is also suitable for non-fuel/chemical contact applications requiring superior mechanical properties or high temperature resistance, up to 140°C service temperature. Requires cobalt accelerator and MEKP catalyst, sold separately. In this video I walk though the design choice for my integral fuel tank in the keel. Perfect for bonding aluminum and steel tanks, and coating fiberglass. As a coating, you are on your own. MAX GRE A/B works well as an impregnating resin for fiberglass, carbon fiber fabrics for patching, reinforcing, and fabricating FRP composite fuel cells. Jul 26, 2019 · MAX GRE A/B works well as an impregnating resin for fiberglass, carbon fiber fabrics for patching, reinforcing and fabricating FRP composite fuel cells. Chemical resistance: No reaction with aliphatic or aromatic hydrocarbons – the material remains stable and durable. Because you can't get in and super-clean the rust the fiberglass will most likely fail to adhere 100%, 'missing' just a bit here & there. Fiberglass has a high resistance to ignition, making it a popular choice for insulation, protective equipment, pipes, vehicles, etc. MAX GRE A/B is resistant to sudden mechanical impact, cryogenic May 8, 2025 · Properties of fuel-resistant epoxy resins at a glance: Excellent adhesion: Suitable for metal, plastic and composite surfaces, prevents fuel penetration and protects against material degradation. Aug 7, 2025 · Shop MAX GRE A/B Gasoline Resistant Epoxy Resin for fuel tank restoration and repairs. I don't have a problem with liquid tank coatings on fiberglass tanks but, I don't hold faith in them being a great fix. PART A 32 oz. Available to buy online in 1kg and 5kg packs. Degrease and dry – Degrease the surface as noted above, sand or sandblast the surface lightly but thoroughly. Of course I can point you to lots of examples of failed fiberglass tanks but none of those use resins designed specifically for gasoline If you use a resin that is gasoline resistant you should not have a problem. Feb 17, 2004 · Can anyone advise on a method to seal a fiberglass fuel tank. Polyester resins combine excellent mechanical, electrical and thermal properties with very good chemical resistance and dimensional stability. The alcohol in the gasoline is destroying the tank. Anybody know? SAT= Saturated Aqueous Solution R: Resistant NR: Not Resistant Temperature data is not necessarily the maximum service temperature; it is the upper temperature at which a resin has been tested, used or evaluated. to ethanol in gasoline it caused problems. The three main types of resin used in fiberglass applications are polyester, epoxy, and vinyl ester. some older fiberglass boats have fiberglass fuel tanks. Oct 12, 2020 · The unfortunate thing is in the past many people used plain old polyester resins which do not play well with gasoline. when the switch was made from m. Chemical resistance of polyester to some common products: Description VE140 is a high-performance epoxy novalac vinylester resin system suitable for the construction and sealing/coating of composite fuel tanks. thanks. VE140 is a fuel and chemical resistant epoxy novalac vinylester resin suitable for composite laminating and sealing/coating where high fuel and chemical resistance is required, such as construction and sealing of carbon or glass fibre fuel tanks. It should be used for a general indication of chemical resistance. Dec 27, 2008 · Part of the problem is that most fiberglass tanks are made with polyester resin which is more susceptible to the additives in modern gasoline. The fiberglass tanks would eventually leak and the residue from the dissolved resin caused major issues in the fuel systems. *The ratings for these materials are based upon the chemical resistance only. Excellent strength, corrosion, fuel, and heat resistance. MAX GRE A/B is used as a strong adhesive for bonding metals, FRP composites, and most porous substrates. Can J-B Weld be used with Mar 23, 2012 · Has anyone ever found the solution to building fiberglass gas tanks that will hold 10% ethanol fuel without destroying the tank and/or engine? I'm sure there is an ethanol resistant resin out there, just not sure where to buy it. Access the Chemical Resistance Chart at Plastics International to select the right materials for your needs. Jun 5, 2012 · The Ethanol in gasoline will disolve polyester based fiberglass. Same and Next Day Delivery. Please see . for a quart. for a gallon, and 2 oz. Jan 19, 2005 · Is there something you have to do to a fiberglass fuel tank so the fuel doesnt eat it away or is the fiberglass resin fuel resistant? If it matters it was made with epoxy resin. Catalyze @ 1. Can you use epoxy on gas tank? Because the epoxy is clay-like consistency, fuel (or other liquids) can’t seep through it or around it. May 6, 2025 · With epoxy, properties inherent to the resin like chemical resistance, durability and structural integrity also help make composites more fuel resistant. Mar 24, 2025 · When it comes to fiberglassing, choosing the right resin is just as important as selecting the right fiberglass material. They are available in a viscosity grade suitable for lining our tanks using gravity to spread a thin layer over the internal surface. Available to buy online in 1kg (37oz) and 5kg (1. with these old boats there wasn't much you could do but cut Feb 20, 2005 · You need to use Derakane epoxy vinyl ester resin, its fuel resistant, lots of information on Ashland's site at www. I have looked into HDPE. Verne Kindschi recommends fibreglassing the interior of rusted gas tanks to retain as much of the original tank as possible. Thanks in advance Fiberglass fuel tank construction and durability discussion with various resin recommendations and experiences Fiberglass tanks made of polyester or vinylester resins will break down from modern fuels but newer epoxy resins will not. Oh, and a tip for anyone using Kreem on metal tanks : Thin it down a little ,before pouring . NOV Fiber Glass Systems data indicates that the pipe and fittings listed are suitable for the services as recommended. this was just one of the many problems caused by ethanol. However, due to varying conditions encountered in usage from plant to plant, the data should Feb 10, 2022 · Can you put gasoline in a fiberglass tank? A separate test, this one on ethanol-enhanced gasoline taken from a fiberglass tank, revealed the presence of styrene, a component of polyester resin that is used to make fiberglass fuel tanks. FOR FIBERGLASS OR CARBON FIBER COMPOSITE GASOLINE TANK FABRICATION USE AS AN IMPREGNATING RESIN FOR CARBON FIBER AND FIBERGLASS CHEMICAL RESISTANT ADHESIVE GASOLINE RESISTANT REPAIR FOR METAL TANKS AND COMPOSITE FUEL CELLS SECONDARY AND CONTAINMENT LININGS AQMD COMPLIANT 100% solids Zero VOC (volatile organic compound) 96 oz. Oct 25, 2025 · E85 Gasoline And Bio-Diesel Blend. Thanks in advance Dec 11, 2012 · The CURRENT australian standards for fibreglass constructed boats AS 4132, which is based on the equivalent ISO standard, permits fibreglass fuel tanks to be built ONLY from vinyl ester resin due to the chemical resistance and low porosity nature of the resin. com: gasoline resistant epoxyTeexpert Epoxy Resin Crystal Clear: 64OZ Epoxy Resin kit Fast Curing Heat Resistant for Casting Coating Art DIY Craft Jewelry Wood Table Top Flower Preservation- 2 Part (32OZ Resin and 32OZ Hardener) This video shows how to apply some gasoline resistant epoxy resin like Tankerite or PowerTank to prevent a fuel tank from rusting itself to death. Over time, exposure to diesel can cause polyester resin to degrade, leading to leaks or tank failure. VE140 is a fuel and chemical resistant epoxy novalac vinylester resin suitable for composite laminating and sealing/coating where high fuel and chemical resistance is required, such as construction and sealing of carbon or glass fiber fuel tanks. Apr 18, 2010 · Fiberglass will definitely withstand gas, but that will not be your problem. e. COMBINED VOLUME 64 oz. It can be used as an impregnating resin for fiberglass, carbon fiber and other fabrics for fabricating composite fuel cells and tanks. The epoxy resins are more expensive and increase the cost of the tank but they can and are made to be compatible with modern fuels. bsy gg a46bn0g 4zy0 ugo zy tgze 6dsehf8v yarkf pn0j