aircraft fuel tank sealant aircraft fuel tank sealant

Latex sealants are known for their moldability and ease of clean-up. What Do Aircraft Sealants and Aviation Sealants Do? The primary purpose of this material is to coat the inside walls of a fuel tank for protection. Fuel Tank / Proven StandardsThe cured sealant maintains excellent elastomeric properties after prolonged exposure to both jet fuel and aviation gas. Will buy it again when needed. The spread of fire from one compartment to another. Great Product. Please note, Aircraft Spruce's personnel are not certified aircraft mechanics and can only provide general support and ideas, which should not be relied upon or implemented in lieu of consulting an A&P or other qualified technician. We stock some of the most commonly used and many of the not as commonly used PRC Desoto sealants. Can I drain fuel and reapply? Easy Apply. These usages can include: In addition to differing uses, aviation and aircraft adhesives also come in an array of forms. Q: What is the lowest temperature that the product can be reasonably mixed and applied? I see it in my airline career and on my 172. Q: Can this product be used in aluminum floats or aluminum boats to seal rivets and be applied with a brush? Gets the job done. It would be nice if this site told you which you were getting. Hope this helps Mike. I ordered 3.5 oz tube which was WAY more than needed to seal approximately 6 linear feet of fuel tank on a RV6A. Any product eligibility information provided here is based on general application guides and we recommend always referring to your specific aircraft parts manual, the parts manufacturer or consulting with a qualified mechanic. This cookie is set by GDPR Cookie Consent plugin. Hopefully it seals. This is an FAA-approved PMA replacement for PPG's PS-890B2 sealant that . Fuel Tank Sealant, 654 Semkit 6 OZ . I love this product. Bobs son Jim Irwin has been invisible fathers footsteps for many years at Aircraft Spruce Products.. and 6 oz can fills 16 oz? With over 70 years of experience - the most extensive in this industry Flamemaster is one of the main suppliers of aerospace sealants and specialty products for both military and commercial applications. Yes you could drain the tank and reapply. This material is designed for fillet sealing of fuel tanks and other aircraft fuselage sealing applications. Pop the plunger in the rod up with a pick and you can then measure out the amount you need separately from the rod which holds the catalyst and using a screwdriver handle to push the plastic plunger in the tube. PR-1782 Class C Low Density SealantPR-1782 Class C is a low density, aircraft fuel tank and general purpose sealant, roller grade. Overview PR-1422 Class B is an aircraft integral fuel tank sealant. Does that now come with them or do we have to buy that someplace else? Ready to go in 24 hrs. Customized Sealant Solutions (CSS)A family of products designed to simplify the sealing process. Please click the link below for the listing: Customer Service: 800-861-3192 For further information on how to manage or remove cookies visit, Aerospace Coatings, Pretreatments, Cleaners, PPG Ambient Reactive Extrusion (ARE) Additive Manufacturing Technology, CA Transparency in Supply Chain Disclosure, Improve quality, reduce application time, and reduce waste, Environmentally friendly, light weight / low density, rapid cure materials, Durable, quality performance Aerospace Sealants, Convenient and efficient containers including. We offer nozzle part number 02-00099 that can be used with the PPG SEM kits. They used to have a price advantage over strip and reseal, but now theyre about the same price. If you don't allow cookies, you may not be able to use certain features of the web site including but not limited to: log in, buy products, see personalized content, switch between site cultures. This cookie is set by GDPR Cookie Consent plugin. I bought a cheap caulking gun and ground the ram down a bit on my bench grinder so that it fits the plunger on these tubes. WHAT WE MANUFACTURE A diverse line of sealants - polysulfide, polythioether, silicone, and epoxy for military and commercial applications . 1st disappointment was Aircraft Spruce not mentioning or listing the required caulking gun for applying the sealant. There are a few solutions. Item qualifies for flat rate ground shipping. Bought this sealant to repair a leak in my fuel tank, worked perfectly. This is the perfect size for small repairs. For more information go to www.P65Warnings.ca.gov. Each application can vary. Please note other excluded items on the same order may incur a freight charge. The tech data sheet only refers to aviation and jet fuel. PR-2007 Class A 1.1 Specific Gravity Fuel Tank SealantPR-2007 Class A is a 1.1 specific gravity, fast curing, high temperature aircraft integral fuel tank sealant, brush grade. Very easy to use. Not wanting to use the twin plastic 5 gallon cans in the original design I plan an aluminum rectangle (33wide X 16tall X 13length, in inches) of around 27 gallons with weight and balance understood. This stuff fit the bill and is completely leak free. very quick shipping time. excellent product. PR-1435 is a quick repair, aircraft integral fuel tank sealant. Maxwell does a couple of tank repairs a week, but sends reseal work to Paul Beck at Weep No More. However your kit is not complete without the screw in dispensing nozzle. Manufactured by Royal Adhesives And Sealants Llc, this FCD60712 NSN Part can be shipped at any time. This sealant works awesome. Our view is that bladders make sense only if youre not weight criticalin other words, you dont need much payload with full fueland you simply dont trust a resealed wet wing. The cured sealant maintains excellent elastomeric properties after prolonged exposure to both jet fuel and aviation gas. PMA products, including aircraft-grade fuel tank sealants, are "Parts Manufacturer Approved" products that work interchangeably with the Original Equipment Manufacturer parts. Once the location of the leak is determined, the tank sealant is removed and new sealant is applied. PolyGone is a non-corrosive, water-soluble solvent specifically designed for polysulfide sealers. Performance cookies are used to understand and analyze the key performance indexes of the website which helps in delivering a better user experience for the visitors. Just keep moving it around to get even coverage. Fuel Tank Sealant Tale - Grumman Style: A look at multiple fuel tank sealant used to seal a tank. For the hardware part, we utilize a high-precision 3-D scanner and a visual-inertial odometry (VIO) to acquire point clouds and poses, simultaneously. The other brand was A-C-Tech AC-226 B4 from Advance Chemistry & Technology , and it didn't cure after 14 days just became less sticky. The two parts, A&B, are already properly measured, so the two parts are mixed in the cartridge until one uniform color and then you install the nozzle, and push rod, then just apply to the area. This cookie is set by GDPR Cookie Consent plugin. I got the single use tube that mixes inside the tube and has to be all used at one time. NSL1422 A1/2 is a fuel resistant aviation sealant intended for use on integral fuel tanks and pressurized cabins as well as other areas subject to contact with aircraft fuels, lubricants, oils, water and/or weathering. PR-1770 Class B High Strength Fuel Tank SealantPR-1770 Class B is a high strength, aircraft integral fuel tank sealant. The tubes of sealant were quickly delivered and the product worked as advertised. Q: Is this Pro-Seal product compatible with methanol? Adhesion PromotersAn Adhesion promoter will enhance the coupling characteristic of our sealants to a wide variety of substrates. There is no thickness that we recommend. The cookies is used to store the user consent for the cookies in the category "Necessary". Seal all tank openings and attach a low pressure gage to the tank sump. Q: Will this Pro-Seal type tank sealant adhere to a plastic tank? Per the tech data sheet: Color of Class B is Base Compound Off-white, curing agent is Gray, and Mixed is Gray. The manufacturer provided us no data for testing with auto fuel. I have ordered a Lodi from ACS and most of the time they have been good, but this time they did not live up to expectation. It is self contained, and designed for a one time use. Search for aircraft spare parts and suppliers. The brand I used says Flamemaster on the tube, which comes in a plastic bag. Q: Can we reduce curing time with increase in temperature? Some people want the bladders so their local mechanic can take one out and get it fixed if it leaks. Fuel Tank / High Performance OptionsExpanding the performance envelope in areas such as higher strength, temperature range and weight reduction. This comes in a single tube that can also act as a dispenser or can be used with 6oz dispenser guns. A Little stiff on application for smoothing with a paint brush. . Thanks Jim. Necessary cookies are absolutely essential for the website to function properly. The product generally leaves behind a very thin coating. Are you interested in buying this part? Aircraft Seat - 421 Cessna. Q: What is the application thickness that the manufacture recommends? 2 hr work life assures time to do the job neatly. We also use third-party cookies that help us analyze and understand how you use this website. The cookie is used to store the user consent for the cookies in the category "Other. I dropped about 10 ft of chain in the tank and vigorously shook it until all he rust flakes were loose cleaned out and added sealer as directed. Q: What is the working time of the product? Often for the best seal, you will want to use aircraft fuel tank sealant remover for a clean surface to begin the application. Please note other excluded items on the same order may incur a freight charge. Easy to use and cures easily. Flat Rate Shipping must be selected in cart for promotion to apply. LPS 00216 #2 HEAVY DUTY LUBRICANT 11OZ AEROSOL, BRACKETT ELEMENT BA6108 FOR BA2010, BA5110, BA5110A BA6110, PRO SEAL FUEL TANK SEALANT PS 890 B2 PINT, BRACKETT AERO BA-4108 ELEMENT FOR BA-4106, Vena Ht (SCAT Equivalent) Flexible Aircraft Ducting - Cut To Length, Safety Wire - Stainless Steel - 1 Lb Spool, Pro-Seal Fuel Tank Sealant P/S 890 B - 1/2 Hour, Vena HTD (SCEET Equivalent) Flexible Aircraft Ducting - Cut To Length, CHEMSEAL CS 3204 B1/2 6OZ/3.5OZ FILL SEALANT. These adhesives must withstand extreme pressure, temperature extremes, and vibrations. & 2.5 OZ. pint can was only half full, but adequate for my job. . Ships fast and is worth the price. The cookie is set by the GDPR Cookie Consent plugin and is used to store whether or not user has consented to the use of cookies. Must be willing to work in confined spaces. Leave all boxes unchecked for unit only. Definitely cheaper than $2500 for a new tank. Keep refrigerated after using.2 years and going strong! 181 Dislike Riveteer 3.14K subscribers For students of BCIT's Sea Island campus, AME - M program requirements call for a familiarization of sealing compounds used in industry. Other uncategorized cookies are those that are being analyzed and have not been classified into a category as yet. One of the unfortunate side effects of slow aircraft sales has been an erosion in the maintenance base. view Jointing Compounds CA1000 Non-Chromate Jointing Compound Cor-Ban 27L Jointing Compound Duralac DTD369B Duralac Green . The solvent for this sealer is methyl ethyl ketone (mek). never more than 3 psi. Jaco Aerospace is a leader in supplying and offering PRC DeSoto aircraft sealants and adhesives. Southwest - Chandler, AZ Removing aviation sealant can be assisted with a desealing tool. The cookie is used to store the user consent for the cookies in the category "Performance". PRC SLOSHING SEALER PR1005L PT from Aircraft Spruce Europe. In order to provide complete functionality, this web site needs your explicit consent to store browser cookies. The cookie is used to store the user consent for the cookies in the category "Analytics". Q: What is the shelf life before this alcohol resistant gas tank sealer must be used? PR-706 Fuel Tank Channel SealantPR-706 is a non-curing fuel tank channel sealant. Fast Delivery, shame the freight is so expensive. Posted June 18, 2013 Don't forget rope so you can hang yourself about halfway through the job. Flat Rate Shipping must be selected in cart for promotion to apply. Brushables: Adhesive compounds that are applied using a brush, similar to a paintbrush. Dispensing: Like a previous reviewer, I just used a cheap $5 gun.. mine didnt even require making the plunger diameter smaller.. it fit perfectly Used this (B-2)for sealing the fuel sending unit into the side of a wing tank. The tubes of sealant are as always fantastic. Avoid using "gumout" or similar products which have been known to use (mek). Figure 2 shows an aircraft fuel tank being welded and the repaired tank installed in the frame of an antique aircraft. Part-time job, compensation is piece-rate . No this will not stay flexible after curing. If you don't allow cookies, you may not be able to use certain features of the web site including but not limited to: log in, buy products, see personalized content, switch between site cultures. Each approach has its merits. Cleans up easily with MEK. | Legal Notices & Privacy Policies | Aircraft, or airplane sealants, are a unique class of adhesives designed to reinforce and seal aircraft parts to improve structural integrity. The cookie is used to store the user consent for the cookies in the category "Performance". Functional cookies help to perform certain functionalities like sharing the content of the website on social media platforms, collect feedbacks, and other third-party features. I would probably use the faster version next time (B-1/2). Aircraft sealants hold the aviation industry together. All Rights Reserved. It addresses engineering designs for integral fuel tanks as they are currently found in practice; and discusses the most practical and . I want to make sure I have enough product to seal my entire surface. I need something that has a 2 hour work time. PR-1782 Class B Low Density SealantPR-1782 Class B is a low density, aircraft fuel tank and general purpose sealant, extrusion grade. Everything Explained For The Professional Pilot. PR1422-B2 6OZ. The method of removing the sealant from an aircraft integral fuel tank that comprises impinging a spray of volatile solvent against at least the upper portions of the sealant of the. I also used some to seal a rubber grommet on top of my white plastic football fuel tanks on my Ultralight and thats still Excellent. Q: Is there any mistake in the listed quantities ? PR-706 is a non-curing fuel tank channel sealant. Theyve been Aircraft Spruce now.. many years. AirVenture Dates. It has been used in race vehicles that use many alcohol type additives without any known problems, but the supplier will not recommend it since it has not been lab tested. Please check the boxes for the options that you would like to add. Refrigerating the compound after mixing will extend the pot life. The mixing tool saves a lot of time and effort. It sets up quickly, and I was putting fuel in the tank after 3 days. The idea is to pour the product in to the tank and slosh it around. Employees crawl through an opening 18.00' X 10.00' in order to get inside the fuel cell. Please check the boxes for the options that you would like to add. Just allow extra cure time the colder it gets. This material is designed for fillet sealing of fuel tanks and other aircraft fuselage sealing applications. Make sure it is well mixed and it should be fine without any additional products. Free shipping must be selected in cart for promotion to apply. Aircraft Fuel Tank Mechanic (sealant removal and application) part-time position. Technically there is not a minimum temp. Highly recommend this product for sealing exterior pin holes on fuel bladders. Used the mixing tool in my drill and mixing was easy and fast. It has a service temperature range from - 65F (-54C) to 250F (121C), with intermittent excursions up to 275F (135C). Q: Is this the low adhesive product (AMS 3284)? Easy to mix and use. Gray for tanks and Red for inspection plates and covers. These cookies track visitors across websites and collect information to provide customized ads. The interconnecting hoses are typically also self-sealing. Also builds custom bladders and custom fuel cells. 01 Mar 2023 13:27:13 They also have the same fit and form. After cleaning tank with 4 bottles of CLR I used 28oz of sealer in a 20 gallon metal Chevy truck tank. Q: Does this Pro-Seal P/S 890 B2 come in grey? Smallest quantity would have been fine. PR-1770 Class A Fuel Tank Sealant Two-part, high temperature resistant, brushing sealant PR-1770 Class B High Strength Fuel Tank Sealant PR-1770 Class B is a high strength, aircraft integral fuel tank sealant. Fast Cure / Flight Line RepairThese sealants are rapid cure, aircraft integral fuel tank and fuselage sealant. Sealing ability is superb. This would not be recommended per supplier for a plastic tank. You will need to run your own tests to determine if it will work for your application. One of the most unique features of aircraft sealant is its ability to withstand high and low temperatures. Both Florida Flight and Weep No More use a similar strategy to track down leaks. To know more about this innovation, kindly watch the Pitch Video of Pili Seal. I was rolling it around (as directed) the white was seeping out of seams that I didnt even know had leaks. You also have the option to opt-out of these cookies. While adhesives are used on a variety of aircraft parts, most serve similar purposes. You can keep the 30 pounds of payload. The cookie is set by the GDPR Cookie Consent plugin and is used to store whether or not user has consented to the use of cookies. GORE SKYFLEX Aerospace Materials are engineered with unique features that make them more durable against challenging environmental factors and aircraft conditions, including: chemically inert, non-hazardous materials temperature- and abrasion-resistant materials Dry, lightweight and highly conformable materials Perfect for sealing our fuel tank fuel level float and attached fittings. I used it again with Excellent results, this time I was more aggressive with the mixing giving it more than the recomended min 50 strokes and like it says on the packaging extra mixing may initiate curing of sealant inside the cartridgewhich it did, as I noticed it got hard to push it out of the cartridge ( I was just using my thumbs to push it out of the cartridge as I don't have the cartridge gun or know where they sell it ??) Boiling out the tank, or a thorough cleaning with a strong cleaner de-greaser , like ours, will do the job. PR-2001LW Class B Light Weight Rapid Curing Fuel Tank SealantPR-2201LW Class B is a 1.1 specific gravity light weight rapid curing fuel tank sealant. 2015 PPG Industries, Inc. All rights reserved. Per out product support manager: it is a sloshing material that will fill small pin hole leaks and seal the inner tank. Aircraft fuel tank, fuselage, windshield, conductive and specialty sealants, industrial sealants and adhesives. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); Over 31 years of experience in custom packaging and distribution of aerospace sealants and adhesives for the commercial, corporate, and military sectors. Product appears to be resistant to ethanol blended fuels. This website uses cookies to improve your experience while you navigate through the website. Q: Can this be poured into wing tanks and sloshed around to seal leaks? PRO SEAL FUEL TANK SEALANT PS 890 B2 PINT $149.95 Q&A Please note, Aircraft Spruce's personnel are not certified aircraft mechanics and can only provide general support and ideas, which should not be relied upon or implemented in lieu of consulting an A&P or other qualified technician. It involves drawing a vacuum in the tank, noting where air bubbles appear, then spot sealing that area. Minor leaks can be repaired, but after one or two attempts, a reseal may be the best option. Often aviation sealants differ based on their usage. Marketplace A global marketplace to find, buy and sell aircraft parts. Q: Will Pro-Seal cure to a rigid state or will it remain flexible for repairs on a fuel bladder? Aircraft fuel tank sealants are glues or adhesives designed to create air-tight seals in the rivets, joints, and other parts of fuels tanks in order to prevent fuel leaks. The 09-38560 is a much thicker material and requires a brush to spread the material. If only one small area of the tank is not dry or has foreign matter that may keep the sealer from adhering, the sealer will not stick to those areas and could come loose and float around in your tank and eventually come through the fuel pick up tube and clog the fuel pump and carburetor. This website uses cookies to improve your experience. I received two brands. There's some. They may also seal exterior wing surfaces on wings and perform assembly work. Request a Quote Light Weight Fuel Tank and Fuselage AC-370 (Type 1) 1.3 6 - 7 hours 6 - 7 hours 7 - 8 hours 8 - 10 hours AC-380 (Type 2) 1.1 5 hours 5 hours 8 - 10 hours 8 - 10 Performance cookies are used to understand and analyze the key performance indexes of the website which helps in delivering a better user experience for the visitors. I really like this product. Video 606 in the Hit Parade. This cookie is set by GDPR Cookie Consent plugin. Aircraft Integral Fuel Tank | Aircraft Fuel Tank Baffles This part of the aircraft fuel tank system lies on the wings or fuselage, usually sealed with a fuel resistant 2-part sealant to form the fuel tank system on some aircraft, particularly transport class and high-performance one. It as service temperature range from 65F (-54C) to 250F (121C), with intermittent excursions up to 275F (135C). These cookies will be stored in your browser only with your consent. A couple of #8 screws, and I now had a power mixer. Regular maintenance helps keep your aircraft fuel system clean and can prevent costly repairs due to bacterial growth, corrosion, or damaged filters and probes. P/S 890 Class B is an aircraft integral fuel tank sealant. PPG Aerospace PR-1422 B-1/2 Brown 6236632-004 Spec Fuel Tank Sealant - 2.5 oz 655-SemKit > View Details PART #: SGP192653 MFR PART #: 1422B1-262655SK Our Price: $63.31 Add to Cart PPG Aerospace PR-1422 B-2 Brown DMS 2082E Type 1, Grade 1 & 2, Class B-2 Spec Fuel Tank Sealant - Pint Kit > View Details PART #: SGP192193 MFR PART #: 1422B002DM012PT Please check the boxes for the options that you would like to add. I wanted a kit with one container with base and one with hardener so that I could measure out and mix small amounts to seal leaks, and then have material to do that again next time I found a leak. This product plus shipping is just too expensive to just forget about it. The manufacturer does not list any tests for oil, but it should work fine for pin holes and sealing around rivets on aluminum tanks. Leave all boxes unchecked for unit only. This cookie is set by GDPR Cookie Consent plugin. Q: Does Bill Hirsch gas Tank sealer stay flexible once cured in gas tank? These cookies track visitors across websites and collect information to provide customized ads. This sealer is only recommended for metal or fiberglass fuel tanks. Other models, such as Pipers Cherokee, have split wings and/or the fuel cells are accessible and can thus be removable aluminum or bladder-type tanks. This was for my sons boat but hey it seals aluminum and sticks. We serve MRO, airlines, OEM, and chemical management and are AS 9100D and ISO 9001:2015 certified and Nadcap accredited. . However, despite being one of the most pivotal innovations in the aviation industry, many professionals are still unaware of the scope of aviation sealants as well as the value of PMA sealants. Full ResealEven well-known Mooney shops like Don Maxwell Aviation in Longview, Texas, wont tackle reseal work, which Maxwell describes as the worst job in aviation. This is only needed if for some reason they missed a spot during the initial application. Per the vendor, this would not work for this application. The cookie is used to store the user consent for the cookies in the category "Other. Per our tech: This a tricky one. Advertisement cookies are used to provide visitors with relevant ads and marketing campaigns. It's best to follow the instructions that come with each individual product. The main failure mode seems to be deterioration of the sealant caused by aging and, at least in Mooneys, hard landings. Easy clean up with MEK. This website uses cookies to improve your experience while you navigate through the website. This guide is designed to educate potential consumers on fundamental knowledge related to aircraft fuel tank sealants. Q: Which solvent do I use to clean and remove the uncured sealant? We disassemble and re-seal just like the tank was manufactured by Piper Aircraft . It is not recommended to install the tank on the engine side of a firewall, while a minimum distance of 12 inches between the fuel tank and the firewall is a positive. $ 142.14 2 part brush consistency elastomeric compound for sealing fuel tanks and pressurized cabins. Both products are two-part sealants specifically designed for the construction of wet-wing fuel tanks in aircraft. . It has outstanding resistance to aviation fuels over a temperature range of -65F to +275F. The product is reasonably price and can be used again if stored properly. Everyone is used to bladders, says Maxwell, who is one of 10 shops that do the O&N bladders. So within a week my tank was ready to be used.. great company to work with. At room temperature, this two-part polysulfide cures to a flexible, resilient rubber. Aircraft sealant application requires precision, but it is a straightforward process. tape over any area that you do not want to get the sealant on such as wings or tank surfaces that do not need to be sealed. | Legal Notices & Privacy Policies | Make sure to have lots of wood sticks to spread out and lots of disposable gloves. This is impervious to all fuel types. These aircraft sealant purposes include preventing: Parts Manufacturer Approval (PMA) sealants are cost-effective equivalent alternatives to similar parts. In all cases, you should: There are various tools and solvents designed to take off sealant from aircraft parts. Includes accelerator. Scott Aviation. Its too bad they don't make smaller tubes to eliminate waste, because once its mixed you must use it, as the stuff left inside the cartridge sets up to a rubber like solid compound within hrs or overnight. Its pretty much back to the J-model. It is not supposed to be very thick. Canada - Brantford, ON, THE AVIATION SUPERSTORE FOR ALL YOUR AIRCRAFT & PILOT NEEDS | 877-4-SPRUCE. You just have to find that special guy to do it and I just havent found him yet. Weep No Mores Paul Beck developed his tank sealing process while working for Willmar, but now has established his own business. Posted April 9, 2011. Q: What is the shelf life of the unmixed product? Q: Does the pint size Pro Seal come with catalyst in a separate container? This material is designed for fillet sealing of fuel tanks and other aircraft fuselage sealing applications. Additionally, they must have enough flexibility to maintain a tight seal in response to the intense jolts and movements associated with flight and landing. Pili Seal is a new product innovation of sealant for aircraft integral fuel tank made from the waste of Pili Tree Resin which is also called as "spent resin" or "de-oiled resin". . I usually base it on the age of the sealant, says Paul Beck, of Weep No More. Really excellent! It has a service temperature range from -65F (54C) to 250F (121C) with intermittent excursions up to 275F (135C). Item Name : tank fuel aircraft CAGE Code : 00333. Aircraft Sealants & Aviation Sealants Guide. Q: Can Pro-Seal be used for fiberglass tanks? Im currently in the process of stripping and resealing my fuel tanks in my J and am looking at using RPM polygone stripper, I am wondering what type possibly make and model of circ pump and person would use to circulate the stripper . Application is a little tricky as it sticks to everything as soon as you touch it. This sealant works well. The colder it is the longer it will take to cure and ideally you would want to be as close to 77 degrees as possible. It has a service range from -65F (-54C) to 250F (121C), with intermittent excursions up to 275F (135C). The cured sealant maintains excellent elastomeric properties after . However there is a formula that will help, if you apply this to an area that is 1" cubed so 1" length x 1" height x 1" depth, it would use exactly 1.8047 fluid oz.