[{"data":1,"prerenderedAt":175},["ShallowReactive",2],{"blog-en-\u002Fblog\u002Fgraphite-packing":3,"blog-related-\u002Fblog\u002Fgraphite-packing":156},{"id":4,"title":5,"alternateArticle":6,"authors":7,"body":13,"category":142,"contentOrigin":143,"date":144,"description":145,"extension":146,"image":147,"lastUpdated":148,"meta":149,"navigation":150,"ogImage":151,"originalArticle":152,"path":6,"seo":153,"stem":154,"tags":151,"__hash__":155},"blog_en\u002Fblog\u002Fgraphite-packing.md","Graphite packing and how it is developed","\u002Fblog\u002Fgraphite-packing",[8],{"name":9,"position":10,"avatarUrl":11,"link":12},"Arturo Romero","CIO","https:\u002F\u002Fgithub.com\u002Farturork.png","https:\u002F\u002Flinkedin.com\u002Fin\u002Farturork",{"type":14,"value":15,"toc":133},"minimark",[16,20,23,28,31,53,57,60,63,66,69,72,87,91,94,98,101,118,122],[17,18,19],"p",{},"Graphite packing is manufactured from graphitized cord, which is made from a\nlarge number of graphite filaments that are twisted together to form a yarn that\nis then braided to increase its tensile strength and durability.",[17,21,22],{},"It is quite common for the yarns to be coated with other types of materials,\nsuch as PTFE, to increase their chemical resistance. Finally, locking agents are\napplied to seal the filaments and increase the sealing ability of the gasket.",[24,25,27],"h2",{"id":26},"varieties-of-graphite-packing","Varieties of graphite packing",[17,29,30],{},"Although graphite is the core material of graphite cord and packing in general,\nother materials are often added to enhance its advantages. Some of the most\ncommon combinations are:",[32,33,34,38,41,44,47,50],"ul",{},[35,36,37],"li",{},"Graphitized PTFE fibers Adding graphite reduces friction, dissipates heat and\nincreases resistance at high peripheral speeds.",[35,39,40],{},"Expanded graphite: Resistant to chemicals, it is a self-lubricating material\nand works excellently at high temperatures, peripheral speeds and pressures.",[35,42,43],{},"Graphitized asbestos: Each asbestos strand is reinforced with graphite, as\nwell as the overall braid for maximum lubrication.",[35,45,46],{},"Kevlar: Aramid fibers impregnated with PTFE to make them durable and with high\nmechanical, abrasion, pressure and high temperature resistance.",[35,48,49],{},"Synthetic acrylic fiber: A braid of acrylic fiber yarns, reinforced with PTFE\nand running-in lubricant that make it tough for general applications and\nperfectly suited for marine environments.",[35,51,52],{},"It is ideal for pumps that need to be especially resistant to silt, sand and\nsludge in marine environments.",[24,54,56],{"id":55},"ptfe-and-flexible-graphite","PTFE and flexible graphite",[17,58,59],{},"It is common for these two types of materials used in\nthe manufacture of braid style graphite packing to be confused with each other,\nhowever, there are certain differences between them that are important to note.",[17,61,62],{},"To begin with, graphite is a natural material, one of the forms of carbon, and\nPTFE is a synthetic material. In the same sense, graphite cords are made from\npure carbon (sometimes mixed with PTFE to enhance its characteristics).",[17,64,65],{},"On the other hand, polytetrafluoroethylene (PTFE) is a synthetic polymer\nobtained from the polymerization of tetrafluoroethylene. Threads of this\nmaterial can be lubricated to obtain flexible packings.",[17,67,68],{},"If we talk about the advantages of these two materials, graphite gaskets\nconsiderably reduce friction, can be heat conductors and resist chemical\nproducts, high temperatures and pressures.",[17,70,71],{},"PTFE prevents shaft wear and is a good insulator for electrical applications.",[17,73,74,75,81,82,86],{},"At ",[76,77,80],"a",{"rel":78},[79],"nofollow","ESGRAF"," we have graphite packing, as well as\nother fibers according to customer needs. In that regard, we can offer multiple\ngraphite products to meet your needs. If you are interested in having a\nconsultant contact you, please go to this ",[76,83,85],{"href":84},"\u002Fcontact","link",".",[24,88,90],{"id":89},"limitations-to-consider","Limitations to consider",[17,92,93],{},"Performance depends on graphite grade, grain orientation, temperature, load, pressure, speed, and operating environment. Material selection should be confirmed for your actual process conditions.",[24,95,97],{"id":96},"information-needed-for-a-quote","Information needed for a quote",[17,99,100],{},"To guide selection or prepare a quote, ESGRAF typically needs:",[32,102,103,106,109,112,115],{},[35,104,105],{},"Application and operating conditions (temperature, atmosphere, load).",[35,107,108],{},"Dimensions, technical drawing, or CAD file when applicable.",[35,110,111],{},"Required quantity.",[35,113,114],{},"Requested grade or material currently in use.",[35,116,117],{},"Observed issue with the previous part or lubricant, if any.",[24,119,121],{"id":120},"request-a-quote","Request a quote",[17,123,124,125,128,129,132],{},"Share these details with our team at ",[76,126,80],{"href":127},"\u002F"," or ",[76,130,131],{"href":84},"request information",". A specialist will review your application before recommending a grade or geometry.",{"title":134,"searchDepth":135,"depth":135,"links":136},"",2,[137,138,139,140,141],{"id":26,"depth":135,"text":27},{"id":55,"depth":135,"text":56},{"id":89,"depth":135,"text":90},{"id":96,"depth":135,"text":97},{"id":120,"depth":135,"text":121},"Use cases","translation","2020-09-17","The most frequently used types of packing are braided packing made of mineral and synthetic fibers, the most common materials being asbestos fibers, PTFE, expanded graphite, carbon fibers, aramids, etc. However, graphite packing stands out due to its characteristics and the advantages it offers.","md","\u002Fassets\u002Fblog\u002Fgraphite-packing.webp","2026-07-22",{},true,null,"\u002Fblog\u002Fempaquetadura-de-grafito",{"title":5,"description":145},"blog\u002Fgraphite-packing","PM2cyUXZp7eolVG-EeFEegCyemTH4bD2H66SoAQEHvk",[157,163,169],{"path":158,"title":159,"description":160,"image":161,"date":162,"category":142},"\u002Fblog\u002Fspheroidal-graphite-cast-iron","Spheroidal graphite cast iron - in which industries is it needed?","Cast irons are a group of ferrous alloys that have a large number of properties and have above 2% carbon. In these cases the carbon does not dissolve completely in the iron and solidifies in the form of graphite or iron carbide. One of the types is spheroidal graphite cast iron or nodular cast iron.","\u002Fassets\u002Fblog\u002Fspheroidal-graphite-cast-iron.webp","2020-12-22",{"path":164,"title":165,"description":166,"image":167,"date":168,"category":142},"\u002Fblog\u002Fbenefits-graphite-dielectric-properties","Anisotropic conductivity of graphite: conductor and insulator by direction","Graphite is not a uniform dielectric: it conducts well in the basal plane and behaves like an insulator perpendicular to the layers. That anisotropy explains its role in EDM, brushes, and thermal components.","\u002Fassets\u002Fblog\u002Fbenefits-graphite-dielectric-properties.webp","2020-12-15",{"path":170,"title":171,"description":172,"image":173,"date":174,"category":142},"\u002Fblog\u002Fcrystalline-graphite-flake","Crystalline flake graphite: utilization and impact in the industry","Graphite is a mineral that can be obtained naturally but also artificially. artificially. It is one of the most stable allotropic forms of carbon and has a wide range of industrial uses. It is one of the most stable allotropic forms of carbon and has a wide range of applications due to its characteristics.","\u002Fassets\u002Fblog\u002Fcrystalline-graphite-flake.webp","2020-12-10",1785448973490]