{"product_id":"cetech-carbon-paper-gdl","title":"CeTech Carbon Paper-GDL","description":"\u003cdiv data-page-id=\"G7cmdypB3oFCq9xoJS8cownXnKc\" data-lark-html-role=\"root\" data-docx-has-block-data=\"true\"\u003e\n\u003ch2 class=\"heading-2 ace-line old-record-id-IjUrdDBFConVzrxZgpVcgqDQnrb\"\u003e\u003cstrong\u003eProduct Overview\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-SHsFdLpRWoZqQkxQ8m2ckh1Qnjn\"\u003eCeTech Carbon Paper Gas Diffusion Layers (GDL) are high-performance carbon fiber-based materials designed for efficient gas transport, electron conduction, and water management in electrochemical energy systems.\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-TrwadJAHKo9u5XxYrIzcrI0nnjc\"\u003eThe CeTech GDL series is manufactured using high-strength carbon fiber paper as the substrate, combined with a hydrophobic microporous layer (MPL) and uniform PTFE treatment.\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-F6vMdxJBkoq2gPxkWF8ckE7Nnse\"\u003eThis structure provides excellent electrical conductivity, gas diffusivity, mechanical strength, and chemical stability.\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-PVq0d9T9togPZPxsHA2cUu85n4f\"\u003eCeTech GDLs are widely used in fuel cells, water electrolysis, metal–air batteries, and various gas diffusion electrochemical systems, offering stable and reproducible performance for laboratory research and industrial development.\u003c\/div\u003e\n\u003ch2 class=\"heading-2 ace-line old-record-id-COwadi4rnoRAvExzOU2csUVHnWg\"\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-U8M4dObdUoT1rSxB49Wck6LSnLe\"\u003e• High-strength carbon fiber paper substrate\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-BgeDd3ndXogw9Dx7qYCcen2bnQc\"\u003e• Hydrophobic microporous layer (MPL) coating\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-LRbydWGTVotZzLxhTIdcAsXIn4b\"\u003e• Uniform PTFE treatment for effective water management\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-GK7NdLf59oEy48xbfuIcNcUWnEf\"\u003e• Low interfacial contact resistance\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-UIqwd44qRoUu6wxKhgccDQConlc\"\u003e• Excellent gas diffusion performance\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-Cbqsd196JociVxxnGY0cvqVbn4c\"\u003e• High chemical corrosion resistance\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-TPcydRUveon5lFxJY9mcmhysnzN\"\u003e• Suitable for long-term electrochemical operation\u003c\/div\u003e\n\u003ch2 class=\"heading-2 ace-line old-record-id-OKlGd2qXuoD5KzxDvfgc5XaqnXd\"\u003e\u003cstrong\u003eTypical Applications\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-QnoqdmokTowyJYx5PVYcjmtln2y\"\u003e• Proton Exchange Membrane Fuel Cells (PEMFC)\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-M6CgdnfbaorOJCxoTUQcRPKUn2d\"\u003e• Direct Methanol Fuel Cells (DMFC)\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-OWuBddcTloCVEAxmOnfcgggznLc\"\u003e• Water Electrolysis for Hydrogen Production\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-WH39dxDNCojtxYxzIPAcyOAcnug\"\u003e• Hydrogen sensors and electrochemical gas devices\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-Oa55dNMx9owGwtxEjIdclhabnUb\"\u003e• Metal–air batteries (Zn–air, Al–air, etc.)\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-EQ46d2D4hoGLQfxTihxcC1oEnkI\"\u003e• Gas diffusion electrodes (GDE) systems\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-Wsicdaso1oZXGPxTWPNcmLaGn86\"\u003e• Electrochemical gas separation and transport studies\u003c\/div\u003e\n\u003ch2 class=\"heading-2 ace-line old-record-id-D8swdWhW2oAclAxNIYxcxUHfnGh\"\u003e\u003cstrong\u003eModel Selection \u0026amp; Technical Specifications\u003c\/strong\u003e\u003c\/h2\u003e\n\u003ch3 class=\"heading-3 ace-line old-record-id-HW8GdNsEuoOsM5xfENecmgewnkc\"\u003e\u003cstrong\u003ePhysical \u0026amp; Electrical Properties\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cdiv data-type=\"sheet\" class=\"old-record-id-KXXdd3KXroDhYWxZQIfc4t8nnNd\"\u003e\n\u003cmeta content=\"text\/html; charset=utf-8\" http-equiv=\"Content-Type\"\u003e\n\u003ctable\u003e\n\u003ccolgroup\u003e\n\u003ccol width=\"105\"\u003e\n\u003ccol width=\"105\"\u003e\n\u003ccol width=\"105\"\u003e\n\u003ccol width=\"105\"\u003e\n\u003ccol width=\"105\"\u003e\n\u003c\/colgroup\u003e\n\u003ctbody\u003e\n\u003ctr height=\"46\"\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eThickness\u003c\/td\u003e\n\u003ctd\u003eBasis Weight\u003c\/td\u003e\n\u003ctd\u003eAir Permeability\u003c\/td\u003e\n\u003ctd\u003eArea Resistance\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"27\"\u003e\n\u003ctd\u003eGDL120S\u003c\/td\u003e\n\u003ctd\u003e0.12 mm\u003c\/td\u003e\n\u003ctd\u003e80 g\/m²\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 100\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 15 mΩ·cm²\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"27\"\u003e\n\u003ctd\u003eGDL210S\u003c\/td\u003e\n\u003ctd\u003e0.21 mm\u003c\/td\u003e\n\u003ctd\u003e85 g\/m²\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 225\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 15 mΩ·cm²\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"27\"\u003e\n\u003ctd\u003eGDL210SHT\u003c\/td\u003e\n\u003ctd\u003e0.21 mm\u003c\/td\u003e\n\u003ctd\u003e85 g\/m²\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 225\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 10 mΩ·cm²\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"27\"\u003e\n\u003ctd\u003eGDL240\u003c\/td\u003e\n\u003ctd\u003e0.24 mm\u003c\/td\u003e\n\u003ctd\u003e90 g\/m²\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 85\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 15 mΩ·cm²\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"27\"\u003e\n\u003ctd\u003eGDL280\u003c\/td\u003e\n\u003ctd\u003e0.28 mm\u003c\/td\u003e\n\u003ctd\u003e100 g\/m²\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 200\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 10 mΩ·cm²\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"27\"\u003e\n\u003ctd\u003eGDL340\u003c\/td\u003e\n\u003ctd\u003e0.34 mm\u003c\/td\u003e\n\u003ctd\u003e125 g\/m²\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 200\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 10 mΩ·cm²\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch3 class=\"heading-3 ace-line old-record-id-XO8Id8tJkoMWc9xC5REcUX9ZnAh\"\u003e\u003cstrong\u003eMechanical Strength \u0026amp; Surface Treatment\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cdiv data-type=\"sheet\" class=\"old-record-id-OZJgd5l5iolUFVxMmaRc9LjnnWf\"\u003e\n\u003cmeta content=\"text\/html; charset=utf-8\" http-equiv=\"Content-Type\"\u003e\n\u003ctable\u003e\n\u003ccolgroup\u003e\n\u003ccol width=\"105\"\u003e\n\u003ccol width=\"105\"\u003e\n\u003ccol width=\"105\"\u003e\n\u003ccol width=\"105\"\u003e\n\u003c\/colgroup\u003e\n\u003ctbody\u003e\n\u003ctr height=\"65\"\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eTensile Strength (MD\/XD, N\/cm)\u003c\/td\u003e\n\u003ctd\u003ePTFE Treatment\u003c\/td\u003e\n\u003ctd\u003eMicroporous Layer (MPL)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"27\"\u003e\n\u003ctd\u003eGDL120S\u003c\/td\u003e\n\u003ctd\u003e20 \/ 15\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"27\"\u003e\n\u003ctd\u003eGDL210S\u003c\/td\u003e\n\u003ctd\u003e35 \/ 17\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"27\"\u003e\n\u003ctd\u003eGDL210SHT\u003c\/td\u003e\n\u003ctd\u003e35 \/ 17\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"27\"\u003e\n\u003ctd\u003eGDL240\u003c\/td\u003e\n\u003ctd\u003e30 \/ 18\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"27\"\u003e\n\u003ctd\u003eGDL280\u003c\/td\u003e\n\u003ctd\u003e37 \/ 33\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr height=\"27\"\u003e\n\u003ctd\u003eGDL340\u003c\/td\u003e\n\u003ctd\u003e45 \/ 36\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch2 class=\"heading-2 ace-line old-record-id-Jk7ZdEHW0oVgbTxMLpkcK0prnIh\"\u003e\u003cstrong\u003eAvailable Sizes\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-SSt0dWDx1oGl1axzWsucVJConPE\"\u003eStandard cutting options include:\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-HUX9dCCxJotn2fxLjlxcR6ThnPc\"\u003e• 5 × 5 cm\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-PbNKdmD5CoRj2hxageScVOoAnmg\"\u003e• 10 × 10 cm\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-OiQTdNPK1oNs3Cx6EWLcMijWnld\"\u003e• 20 × 20 cm\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-Nk52d1JfioEEDnx7bpOcVlrunXd\"\u003e• 30 × 30 cm\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-Hfdzd9D38osMFuxsM3oc82XInCf\"\u003e• 40 × 40 cm\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-RXGhd51uKoWO1bxBWXGcVuxAnKf\"\u003eCustom dimensions, shapes, and batch cutting services are available upon request.\u003c\/div\u003e\n\u003ch2 class=\"heading-2 ace-line old-record-id-JpLcdet0loE162xnEdZctCvInzX\"\u003e\u003cstrong\u003eHandling \u0026amp; Usage Guidelines\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-GqZNdRYZWoZdAzxkEUQcAMiBnRg\"\u003e• Always wear clean gloves when handling carbon paper to prevent contamination from oil or sweat, which may affect hydrophobic performance.\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-M5gkd7UbgoNlrexGVhVcsnh3nog\"\u003e• Cutting is recommended using sharp blades or laser cutting to avoid carbon fiber fraying.\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-O7lsdaqCOocrc0x0WScczgYknyK\"\u003e• Avoid prolonged exposure to strong acids, strong alkalis, or open flame at high temperature.\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-A0NJdyeQfocPoKxcjvccR4Wgnld\"\u003e• During fuel cell or electrolyzer assembly, ensure intimate contact between carbon paper and catalyst layer to minimize contact resistance.\u003c\/div\u003e\n\u003ch2 class=\"heading-2 ace-line old-record-id-CeKydNeTgoxmlyxrsR1cznJunNf\"\u003e\u003cstrong\u003eStorage \u0026amp; Transportation\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-Khs3dYRJnoUVCExKvShc7w2Rn2b\"\u003e• Store in a clean, dry, and dust-free environment. • Recommended storage temperature: \u003cstrong\u003e5–30 °C\u003c\/strong\u003e • Relative humidity: \u003cstrong\u003e\u0026lt; 60%\u003c\/strong\u003e • Avoid compression, folding, or bending to prevent cracks or performance degradation. • Keep unused materials sealed in original packaging after opening.\u003c\/div\u003e\n\u003ch2 class=\"heading-2 ace-line old-record-id-MRjDdFrG9oAhlSxiD3fc7ARJnog\"\u003e\u003cstrong\u003eWhy Choose FrankLab\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-Eyo5dQq8coI4b6xeCSgcIeoin8c\"\u003eFrankLab supplies electrochemical materials selected and verified by electrochemists.\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-DgrxdcJMfo0aCgx0SJQc9NyxnYb\"\u003eWe focus on:\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-RgXQdmujqo3ZOXxMfIZc0WJkn4b\"\u003e• Stable material performance\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-Bx1edMbAjoGe4vxl4QJcrHC0nDc\"\u003e• Clear technical parameters\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-G4badBD5Uolxu4xiaxQc8sbyneh\"\u003e• High reproducibility between batches\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-WP1VddiJOoMXofxmkoIcLOqCnag\"\u003e• Compatibility with real electrochemical research workflows\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-Rq58d2Oi6oBSjmxmlnUc4xndnUZ\"\u003eOur products are widely used by universities, research institutes, and industrial R\u0026amp;D teams worldwide.\u003c\/div\u003e\n\u003ch2 class=\"heading-2 ace-line old-record-id-Pnv4dDtkioSRVHx8vm0c1hzFn1e\"\u003e\u003cstrong\u003eFor Custom Orders or Technical Inquiries\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-PF0VdeTvUoOEdYxAjrRclcMrnfe\"\u003eIf you have custom size requirements or need further technical support, please contact us:\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-EQYDdYSa4oPboLxaC8gcoYHPnNe\"\u003e📧 \u003cstrong\u003e\u003ca data-lark-is-custom=\"true\" href=\"mailto:support@franklab.shop\"\u003esupport@franklab.shop\u003c\/a\u003e\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Franklab","offers":[{"title":"120S \/ 5*5cm","offer_id":44666507722786,"sku":null,"price":27.9,"currency_code":"USD","in_stock":false},{"title":"120S \/ 10*10cm","offer_id":44666507755554,"sku":null,"price":65.9,"currency_code":"USD","in_stock":false},{"title":"120S \/ 20*20cm","offer_id":44666507788322,"sku":null,"price":219.9,"currency_code":"USD","in_stock":false},{"title":"120S \/ 30*30cm","offer_id":44666507821090,"sku":null,"price":380.9,"currency_code":"USD","in_stock":false},{"title":"120S \/ 40*40cm","offer_id":44666507853858,"sku":null,"price":499.5,"currency_code":"USD","in_stock":false},{"title":"210S \/ 5*5cm","offer_id":44666507886626,"sku":null,"price":17.9,"currency_code":"USD","in_stock":false},{"title":"210S \/ 10*10cm","offer_id":44666507919394,"sku":null,"price":39.9,"currency_code":"USD","in_stock":false},{"title":"210S \/ 20*20cm","offer_id":44666507952162,"sku":null,"price":107.9,"currency_code":"USD","in_stock":false},{"title":"210S \/ 30*30cm","offer_id":44666507984930,"sku":null,"price":209.9,"currency_code":"USD","in_stock":false},{"title":"210S \/ 40*40cm","offer_id":44666508017698,"sku":null,"price":289.9,"currency_code":"USD","in_stock":false},{"title":"210SHT \/ 5*5cm","offer_id":44666508050466,"sku":null,"price":27.9,"currency_code":"USD","in_stock":false},{"title":"210SHT \/ 10*10cm","offer_id":44666508083234,"sku":null,"price":65.9,"currency_code":"USD","in_stock":false},{"title":"210SHT \/ 20*20cm","offer_id":44666508116002,"sku":null,"price":219.9,"currency_code":"USD","in_stock":false},{"title":"210SHT \/ 30*30cm","offer_id":44666508148770,"sku":null,"price":380.9,"currency_code":"USD","in_stock":false},{"title":"210SHT \/ 40*40cm","offer_id":44666508181538,"sku":null,"price":499.9,"currency_code":"USD","in_stock":false},{"title":"240 \/ 5*5cm","offer_id":44666508214306,"sku":null,"price":17.9,"currency_code":"USD","in_stock":false},{"title":"240 \/ 10*10cm","offer_id":44666508247074,"sku":null,"price":39.9,"currency_code":"USD","in_stock":false},{"title":"240 \/ 20*20cm","offer_id":44666508279842,"sku":null,"price":107.9,"currency_code":"USD","in_stock":false},{"title":"240 \/ 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