You will need to run your own tests to determine if it will work for your application. A Semco, or other common caulking gun is not designed to be used with these sealant cartridges. I have been using this product on the last 2 experimental aircraft build, love this stuff, great bonding strength. Overview PR-1422 Class B is an aircraft integral fuel tank sealant. This material is designed for fillet sealing of fuel tanks and other aircraft fuselage sealing applications. Not many shops will agree to tackle this job, so the skill base is eroding. Can they be used with a Semco gun and can you use a caulking gun like you would find commonly? There is no thickness that we recommend. Please check the boxes for the options that you would like to add. You can keep the 30 pounds of payload. These cookies ensure basic functionalities and security features of the website, anonymously. Mixed it longer than minimum to be sure of thorough mix. Efficient delivery on order. Looking for those with a background in fuel tank fastener sealant removal and application to work on B737. | Legal Notices & Privacy Policies | The PPG logo is a registered trademark of PPG Industries Ohio, Inc. Aviation sealants must also withstand the volatility and reactive nature of combustibles, aircraft speed, and vibrations. PPG does not provide the nozzle. [11] The tank must be 100% cleaned. $200.00 + $150.00 shipping . PR-1782 Class A Low Density SealantPR-1782 Class A is a low density, aircraft fuel tank and general purpose sealant, brush grade. Aircraft Fuel Tank Mechanic (sealant removal and application) part-time position. 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. Proper application ensures the sealant will perform as advertised. What reportedly happened: The 80-year-old pilot, who had logged 13,917 hours, also held a mechanic certificate with airframe and powerplant ratings. The manufacturer recommends paint remover or MEK. Although I waste more than I probably should, I never have any issues with these kits not curing properly. No instructions with product, or on can and little information on internet. Addition Mixing: I clamped a slow speed drill (pointing up)in my vise and chucked a hole saw (backwards) that had holes that (nearly) matched the plunger handle of the tube. Many smaller shops have disappeared and some of those that remain are either losing the ability to do some kinds of work or are just declining to accept it. CS3204B2 cures in 72 hours given the following: Specified application and cure schedules are based on the standard conditions of 770F and 50% relative humidity. AIR4069C. Fuel Injector Nozzles: Less Care Is Better. The cures sealant maintains excellent elastomeric . A Little stiff on application for smoothing with a paint brush. Keep refrigerated after using.2 years and going strong! B2 is a little slow to cure in cool wearing but the longer working life really lowers the stress level if you have a lot of fasteners or rivets to get in before it sets up. To this day still no leaks. Definitely cheaper than $2500 for a new tank. 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. 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. The cookie is used to store the user consent for the cookies in the category "Performance". US: 1-800-843-8033 Canada: 1-800-665-0236 International: 204-668-3234 Fax: . Hope this helps Mike. 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. East - Peachtree City, GA With careful application, one can should do one airplane, even the larger RV-7 and RV-8 tanks, but many builders use more (two definitely needed for the RV-10/14). One is Flame Master Chem Seal CS3204 from National Sealants & Lubricants and is excellent even after one year of storage it cures in one day at 28C cures to a hard flexible rubber shining surface. Like other aviation adhesives, fuel tank and fuselage sealants must meet rigorous regulations set by the FAA. Employees crawl through an opening 18.00' X 10.00' in order to get inside the fuel cell. This website uses cookies to improve your experience while you navigate through the website. Worked great! . Both Florida Flight and Weep No More use a similar strategy to track down leaks. (mek) can soften and loosen the sealer which in turn can clog your fuel lines, carburetor, etc. I got the single use tube that mixes inside the tube and has to be all used at one time. Q: Is this Pro-seal a Type I Class B sealant? This product is the real McCoy. This is impervious to all fuel types. PR1750 Fuel Tank Sealant PR1776 Low Weight Fuel Tank Sealant. The main failure mode seems to be deterioration of the sealant caused by aging and, at least in Mooneys, hard landings. This product is not the PPG PR1425, but we do have a 3M AC-251 window and canopy sealant part number 09-04008 that should work for your application. I havent put fuel in yet but very confident it will be fine. Getting it between 70F and 80F before mixing makes the mixing very easy. All Rights Reserved. Q: How long must Chemseal B2 sealant CS3204 cure before it can be painted? Its hard on a fat boy to get in those positions anymore, Maxwell jokes. Gets the job done. It doesn't cure for 24-72 hours after that. Posted June 18, 2013 Don't forget rope so you can hang yourself about halfway through the job. Location: Ocala, Fla. Aircraft damage: Destroyed. Are you interested in buying this part? Ordering another pint for the other side. Useful Fuel Tank References SPORT AVIATION - "The Fuel Management Problem", Oct. 1979 "Fuel Tanks", Aug., Sept., Oct., Nov., Dec. 1982. At room temperature, this two-part polysulfide cures to a flexible, resilient rubber. I explained the problem and requested a return label twice last week but have had no response. Aircraft Sealants PRC Desoto. 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 ??) Q: What is the shelf life before this alcohol resistant gas tank sealer must be used? Great product,just make sure surface is clean. It is recommended that you allow all cookies. Aluminum wool can be used to remove the final traces of the sealant. Specialty ProductsA variety of specialty sealants offered by PRC DeSoto. Perfect for resealing Mooney tanks. It has a pretty long working time. It has a service temperature range from -65C (-54C) to 250F (121C), with intermittent excursions up to 275F (135C). Aircraft Spruce assumes no responsibility or liability for any issue or problem which may arise from any repair, modification or other work done from this knowledge base. This stuff is messy but very effective. The cookie is used to store the user consent for the cookies in the category "Analytics". Please check the boxes for the options that you would like to add. PolyGone is a non-corrosive, water-soluble solvent specifically designed for polysulfide sealers. I need to buy more since what was left as turned to gel. PR-1770 Class C Faying Surface SealantTwo-part, high temperature resistant, faying surface sealant. Figure 2 shows an aircraft fuel tank being welded and the repaired tank installed in the frame of an antique aircraft. It does not store any personal data. 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. However, Don Maxwell says he advises customers that bladders and a reseal come out in about the same place pricewise. The leaking of fuel was an intentional design feature because the high heat generated by the aircraft made it impossible to fully seal the fuselage tanks against leaks. Other uncategorized cookies are those that are being analyzed and have not been classified into a category as yet. Product from PPG is great but customer service and sales was very slow! Their simple and reliable technology has endured for more than 60 years, even while the aircraft that use them have changed radically. 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. I need something that has a 2 hour work time. Fax: 800-329-3020, West - Corona, CA Product appears to be resistant to ethanol blended fuels. Removing aviation sealant can be assisted with a desealing tool. I purchased a gallon for a 36.5 gallon tank and had a lot left over. 2023 NSL Aerospace. Worked superbly. Used with Semco gun. PS870C24 - Fuel Tank Sealant, 654 Semkit 6 OZ. A SEAL Aviation Fuel Tank Technician performing a tank wash on a Challenger 605. Magnolia, TX 77355. In the manufacturing and repair of aircraft, aerospace sealants are used on interior and exterior parts. Thread Sealants: Used to fill the space between threaded parts, increasing the burst strength of the valve or threaded pipe. Must be willing to work in confined spaces. Easy Apply. As long as the tank is cleaned and prepped properly, it should work just fine. SEAL Aviation will come directly to you anywhere you need mobile fuel tank repair and maintenance, Non-Destructive testing (NDT) or structural repair. Semco Packaging and Application Systems Innovative, clean, safe, and accurate packaging and dispensing solutions for single-and multi-component adhesives, sealants, encapsulants, coatings and lubricants. For ground shipping within the USA there is no hazmat fee, but for any shipments, it will incur significant hazardous charges. 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. It's designed to be sloshed in the tank and then the excess is poured back in the can. No problems! seems to be a good product. Out of these, the cookies that are categorized as necessary are stored on your browser as they are essential for the working of basic functionalities of the website.
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