{"product_id":"fkm-mea-gde-gasket","title":"FKM MEA and GDE Gasket","description":"\u003ch2 id=\"product-oneliner\"\u003eFKM Gasket for MEA and GDE Flow Cells\u003c\/h2\u003e\n\u003cp class=\"text-center\"\u003eProviding airtight sealing while securing electrode materials\u003cbr\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003cp class=\"text-center\"\u003e\u003ca href=\"#specifications\"\u003eSpecifications\u003c\/a\u003e | \u003ca href=\"#gallery\"\u003eGallery\u003c\/a\u003e | \u003ca href=\"#literature\"\u003eLiterature\u003c\/a\u003e | \u003ca href=\"#related-products\"\u003eRelated Products\u003c\/a\u003e | \u003ca href=\"#technical-support\"\u003eTechnical Support\u003c\/a\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003eKnown for its excellent chemical resistance, FKM gasket is widely used in electrochemical setups, fuel cells or MEA electrolyzers to seal and contain, prevent gas and electrolyte leakage, and maintain compression for effective electrochemical process. FKM gasket offers low gas crossover rates which is vital for hydrogen and oxygen containment in fuel cells. In membrane electrode assembly (MEA) electrolyzers and gas diffusion electrode (GDE) flow cells, FKM gasket is a great choice for tight sealing, and containing electrodes of various thicknesses for its superior compression resistance and dimensional stability under sustained high compression load.\u003c\/p\u003e\n\u003cp\u003eFKM gasket show good resistance to most mineral acids at moderate temperatures though FKM is degradable in alkaline conditions with high concentration (\u0026gt; 10 %), steam, amines, and polar solvents at elevated temperatures via prolonged exposure. FKM also shows excellent resistance to ozone, oxidation, and weathering.  Available thicknesses are 0.2 mm, 0.3 mm, 0.4 mm, 0.5 mm, 0.6 mm, 0.8 mm, 1.0 mm, 1.5 mm, 2 mm and 3 mm with a central window size of 12 mm x 12 mm or 23 mm x 23 mm, and a full gasket dimension of 52 mm x 52 mm, shown below.\u003cbr\u003e\u003cbr\u003eFor strongly alkaline electrolytes, PTFE or EPDM gaskets are more chemically robust choice.\u003c\/p\u003e\n\u003cdiv class=\"row display-flex\"\u003e\n\u003cdiv class=\"col-xs-12 col-sm-4 col-md-3 text-center margin-top\"\u003e\n\u003cimg loading=\"lazy\" width=\"50\" height=\"50\" src=\"https:\/\/www.ossila.com\/cdn\/shop\/files\/chemically-inert-icon.svg\"\u003e\n\u003cp class=\"blue-heading no-margin text-center\"\u003eAcid and Mild Alkaline Stability\u003c\/p\u003e\n\u003cp class=\"text-center\"\u003eExcellent choice to use in PEM and mild-alkaline AEM electrolyzers \u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-xs-12 col-sm-4 col-md-3 text-center margin-top\"\u003e\n\u003cimg loading=\"lazy\" width=\"50\" height=\"50\" src=\"https:\/\/www.ossila.com\/cdn\/shop\/files\/flow-direction-icon.svg\"\u003e\n\u003cp class=\"blue-heading no-margin text-center\"\u003eLow gas permeability\u003c\/p\u003e\n\u003cp class=\"text-center\"\u003eSupports accurate gas-evolution tracking\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-xs-12 col-sm-4 col-md-3 text-center margin-top\"\u003e\n\u003cimg loading=\"lazy\" width=\"50\" height=\"50\" src=\"https:\/\/www.ossila.com\/cdn\/shop\/files\/reusability-icon.svg\"\u003e\n\u003cp class=\"blue-heading no-margin text-center\"\u003eReusability\u003c\/p\u003e\n\u003cp class=\"text-center\"\u003eStrong elastomeric compression recovery supporting repeated use\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"col-xs-12 col-sm-4 col-md-3 text-center margin-top\"\u003e\n\u003cimg loading=\"lazy\" width=\"50\" height=\"50\" src=\"https:\/\/www.ossila.com\/cdn\/shop\/files\/ring-gasket-icon.svg\"\u003e\n\u003cp class=\"blue-heading no-margin text-center\"\u003ePrecision Cut\u003c\/p\u003e\n\u003cp class=\"text-center\"\u003eFits well into Ossila MEA Electrolyzers and GDE Flow Cells\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2 id=\"specifications\"\u003eSpecifications\u003c\/h2\u003e\n\u003chr\u003e\n\u003cfigure\u003e\u003cimg width=\"636\" loading=\"lazy\" height=\"438.75\" alt=\"PTFE Gasket Dimension Diagram\" src=\"https:\/\/www.ossila.com\/cdn\/shop\/files\/membrane-electrode-assembly-electrolyzer-gasket-dimensions.svg?\u0026amp;width=636\"\u003e\n\u003cfigcaption\u003eFKM Gasket Dimension Diagram\u003c\/figcaption\u003e\n\u003c\/figure\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2 id=\"gallery\"\u003eFKM Gasket Gallery\u003c\/h2\u003e\n\u003chr\u003e\n\u003cdiv class=\"carousel-container carousel-gallery\"\u003e\n\u003cdiv class=\"carousel-track ease-in-out-transition\"\u003e\n\u003ca title=\"Inert Gaskets\" href=\"https:\/\/www.ossila.com\/cdn\/shop\/files\/fkm-gasket-insitu.jpg?width=1024\" class=\"carousel-item\"\u003e \u003cimg width=\"420\" src=\"https:\/\/www.ossila.com\/cdn\/shop\/files\/fkm-gasket-insitu.jpg?width=420\u0026amp;height=280\u0026amp;crop=center\" loading=\"lazy\" height=\"280\" alt=\"Inert Gaskets\"\u003e \u003c\/a\u003e \u003ca title=\"Gasket\" href=\"https:\/\/www.ossila.com\/cdn\/shop\/files\/fkm-gasket-size.jpg?width=1024\" class=\"carousel-item\"\u003e \u003cimg width=\"420\" src=\"https:\/\/www.ossila.com\/cdn\/shop\/files\/fkm-gasket-size.jpg?width=420\u0026amp;height=280\u0026amp;crop=center\" loading=\"lazy\" height=\"280\" alt=\"Gasket\"\u003e \u003c\/a\u003e \u003ca title=\"Gasket FKM\" href=\"https:\/\/www.ossila.com\/cdn\/shop\/files\/fkm-gasket-setup.jpg?width=1024\" class=\"carousel-item\"\u003e \u003cimg width=\"420\" src=\"https:\/\/www.ossila.com\/cdn\/shop\/files\/fkm-gasket-setup.jpg?width=420\u0026amp;height=280\u0026amp;crop=center\" loading=\"lazy\" height=\"280\" alt=\"Gasket FKM\"\u003e \u003c\/a\u003e \u003ca title=\"FKM Gasket\" href=\"https:\/\/www.ossila.com\/cdn\/shop\/files\/fkm-gasket-in-cell.jpg?width=1024\" class=\"carousel-item\"\u003e \u003cimg width=\"420\" src=\"https:\/\/www.ossila.com\/cdn\/shop\/files\/fkm-gasket-in-cell.jpg?width=420\u0026amp;height=280\u0026amp;crop=center\" loading=\"lazy\" height=\"280\" alt=\"FKM Gasket\"\u003e \u003c\/a\u003e\n\u003c\/div\u003e\n\u003ca class=\"carousel-left-control\" role=\"button\"\u003e \u003csvg class=\"icon icon-chevron-left\"\u003e\u003cuse href=\"#icon-chevron-left\"\u003e\u003c\/use\u003e\u003c\/svg\u003e \u003cspan class=\"sr-only\"\u003ePrevious\u003c\/span\u003e \u003c\/a\u003e \u003ca class=\"carousel-right-control\" role=\"button\"\u003e \u003csvg class=\"icon icon-chevron-right\"\u003e\u003cuse href=\"#icon-chevron-right\"\u003e\u003c\/use\u003e\u003c\/svg\u003e \u003cspan class=\"sr-only\"\u003eNext\u003c\/span\u003e \u003c\/a\u003e\n\u003c\/div\u003e\n\u003ch2 id=\"literature\"\u003eLiterature and Reviews\u003c\/h2\u003e\n\u003chr\u003e\n\u003col\u003e\n\u003cli\u003eJ. Jung et al. (2021), \u003cem\u003eDetermination of permeation properties of hydrogen gas in sealing rubbers using thermal desorption analysis gas chromatography,\u003c\/em\u003e Sci. Rep., 11, 17092; DOI: 10.1038\/s41598-021-96266-y.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eA. Olabi et al. (2022), \u003cem\u003eNovel Trends in Proton Exchange Membrane Fuel Cells,\u003c\/em\u003e Energies, 15(14), 4949; DOI: 10.3390\/en15144949.\u003c\/li\u003e\n\u003cli\u003eS. Barwe et al. (2018), \u003cem\u003eOvercoming cathode poisoning from electrolyte impurities in alkaline electrolysis by means of self-healing electrocatalyst films,\u003c\/em\u003e Nano Energy, 53, 763-768; DOI: 10.1016\/j.nanoen.2018.09.045.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eL. Xie et al. (2025), \u003cem\u003eEffects of Cell Configurations and Operating Conditions on Cathode Gas-Phase Products of SO2-Depolarized Electrolyzers,\u003c\/em\u003e Intl. J. Energy Res., 261641; DOI: 10.1155\/er\/7261641.\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2 id=\"related-products\"\u003eRelated Products\u003c\/h2\u003e\n\u003chr\u003e\n\u003cdiv class=\"product-row\"\u003e\n\u003cdiv class=\"product-container text-center\"\u003e\u003ca href=\"https:\/\/www.ossila.com\/products\/porous-solid-electrolyte-reactor\"\u003e\u003cimg alt=\"Porous Solid Electrolyte Reactor\" class=\"product-image img-responsive\" height=\"190\" loading=\"lazy\" src=\"https:\/\/www.ossila.com\/cdn\/shop\/files\/porous-solid-electrolyte-reactor-product-photo.jpg?v=1784715301\u0026amp;width=190\" width=\"190\"\u003e\n\u003cp class=\"h4 word-wrap margin-bottom-small product-name\"\u003ePorous Solid Electrolyte Reactor\u003c\/p\u003e\n\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv class=\"product-container text-center\"\u003e\u003ca href=\"https:\/\/www.ossila.com\/products\/membrane-electrode-assembly-electrolyzer\"\u003e\u003cimg alt=\"Membrane Electrode Assembly 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mm","offer_id":52153452888280,"sku":"C2057F02","price":75.0,"currency_code":"USD","in_stock":true},{"title":"12 mm x 12 mm \/ 0.3 mm","offer_id":52153452921048,"sku":"C2057F03","price":75.0,"currency_code":"USD","in_stock":true},{"title":"12 mm x 12 mm \/ 0.4 mm","offer_id":52153452953816,"sku":"C2057F04","price":75.0,"currency_code":"USD","in_stock":true},{"title":"12 mm x 12 mm \/ 0.5 mm","offer_id":52153452986584,"sku":"C2057F05","price":75.0,"currency_code":"USD","in_stock":true},{"title":"12 mm x 12 mm \/ 0.6 mm","offer_id":52153453019352,"sku":"C2057F06","price":75.0,"currency_code":"USD","in_stock":true},{"title":"12 mm x 12 mm \/ 0.8 mm","offer_id":52162795962584,"sku":"C2057F08","price":75.0,"currency_code":"USD","in_stock":true},{"title":"12 mm x 12 mm \/ 1.0 mm","offer_id":52162795995352,"sku":"C2057F10","price":75.0,"currency_code":"USD","in_stock":true},{"title":"12 mm x 12 mm \/ 1.5 mm","offer_id":52162796028120,"sku":"C2057F15","price":90.0,"currency_code":"USD","in_stock":true},{"title":"12 mm x 12 mm \/ 2.0 mm","offer_id":52162796060888,"sku":"C2057F20","price":113.0,"currency_code":"USD","in_stock":true},{"title":"12 mm x 12 mm \/ 3.0 mm","offer_id":52162796093656,"sku":"C2057F30","price":135.0,"currency_code":"USD","in_stock":true},{"title":"23 mm x 23 mm \/ 0.3 mm","offer_id":52153453084888,"sku":"C2057M03","price":75.0,"currency_code":"USD","in_stock":true},{"title":"23 mm x 23 mm \/ 0.4 mm","offer_id":52153453117656,"sku":"C2057M04","price":75.0,"currency_code":"USD","in_stock":true},{"title":"23 mm x 23 mm \/ 0.5 mm","offer_id":52153453150424,"sku":"C2057M05","price":75.0,"currency_code":"USD","in_stock":true},{"title":"23 mm x 23 mm \/ 0.6 mm","offer_id":52153453183192,"sku":"C2057M06","price":75.0,"currency_code":"USD","in_stock":true},{"title":"23 mm x 23 mm \/ 0.8 mm","offer_id":52162796126424,"sku":"C2057M08","price":75.0,"currency_code":"USD","in_stock":true},{"title":"23 mm x 23 mm \/ 1.0 mm","offer_id":52162796159192,"sku":"C2057M10","price":75.0,"currency_code":"USD","in_stock":true},{"title":"23 mm x 23 mm \/ 1.5 mm","offer_id":52162796191960,"sku":"C2057M15","price":90.0,"currency_code":"USD","in_stock":true},{"title":"23 mm x 23 mm \/ 2.0 mm","offer_id":52162796224728,"sku":"C2057M20","price":113.0,"currency_code":"USD","in_stock":true},{"title":"23 mm x 23 mm \/ 3.0 mm","offer_id":52162796257496,"sku":"C2057M30","price":135.0,"currency_code":"USD","in_stock":true},{"title":"23 mm x 23 mm \/ 0.2 mm","offer_id":52163003613400,"sku":"C2057M02","price":75.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0823\/0287\/files\/fkm-gasket-23mm-product-photo.jpg?v=1786356690","url":"https:\/\/www.ossila.com\/products\/fkm-mea-gde-gasket","provider":"Ossila","version":"1.0","type":"link"}