Fkm rubber is a thermoset elastomer or rubber material. Ep0697437a1 fluorocarbon rubbers modified by silicone. Pdf virgin fluororubberfkm that is one of the highlyfunctionalized and expensive special rubber, and recycled fkm that is crushed by high. Our quality system is certified to isots 16949 and.
The term fluoroelastomer denotes a series of elastic fluorocarbon polymers that are made into seals and gaskets for very demanding applications in the aerospace and chemicalprocessing industries. The effect of different nitrile butadiene rubber nbr, hydrogenated nitrile butadiene rubber hnbr, and carboxylated nitrile butadiene xnbr, were evaluated in a down hole packer application. In many ways, an ipad and a tablet from a manufacturer other than apple will perform many of the same functions. Fluorocarbon polymer, any of a number of organic polymers whose large, multipleunit molecules consist of a chain of carbon atoms to which fluorine atoms are appended. Viton fluorocarbon rubber has excellent resistance to high temperatures, ozone, oxygen, mineral oil, synthetic hydraulic fluids, fuels, aromatics and many organic solvents and chemicals making it a good choice for an oring material. The present invention describes uncured fluorocarbon elastomer base compositions and cured fluorocarbon elastomer compositions comprising a fluorocarbon elastomer, an amorphous silicone resin and, optionally, a polydiorganosiloxane gum or a hydrocarbon polymer elastomer. Due to its wide range of chemical compatibility, temperature range, low compression set, and excellent aging characteristics, fluorocarbon rubber is the most significant single elastomer developed in recent history. Good low temperature properties are imparted by the ethylene content, while the acrylate provides a considerable degree of oil. To open and copy pdf files, you will need adobe reader software distributed by adobe system. They are acrobat pdf files and you will require adobe acrobat reader to view them. Alloy c36000 4 spring 316 stainless steel 5 body astm a 276, type 316 astm b 16, alloy c36000 optional seat materials are available. Fluorocarbon elastomers fluoroelastomer latest price.
Din en 2799 aerospace series fluorocarbon rubber fkm low compressions set hardness 90 irhd. Acm acrylic rubber has good resistance to mineral oil, oxygen and ozone. Atype fluorocarbon elastomer is the standard type of fluorocarbon technically a copolymer containing 66% fluorine on the base polymer. Fluorocarbon rubber 15 f to 400 f 26 c to 204 c bunan rubber 30 f to 275 f 34 c to 5 c ethylene propylene rubber 70 f to 275 f 57 c to 5 c neoprene rubber 45 f to 250 f 43 c to 121 c ptfe65 f to 400 f 54 c to 204 c highly fluorinated fluorocarbon rubber 15 f to 200 f 26 c to 93 c. Todays fluorocarbons offer increased resistance to chemicals and temperature, lower volume swell, and many other benefits that make them ideal for use in extreme sealing environments. This fluorocarbon rubber sheet is reinforced with nylon, nomex, or fiberglass fabric to provide strength.
The mechanical properties are very similar to fluorocarbon rubber but it exhibits even greater resistance to aliphatic and aromatic hydrocarbons, esters, ethers, keytones, oils, lubricants and most acids. Effect of different nitrile elastomers in down hole drilling. Sodium hypochlorite general information handbook 1. Low compression set even at high temperatures makes it an appropriate choice of material in most conditions. Parco offers fluorocarbon compounds to resist a wide range of chemicals and temperatures. The high solubility of gases is attributed to the weak intermolecular interactions in these fluorocarbon fluids. We are often asked what the difference is between viton orings and fluorocarbon orings. What are the different types of fluorocarbon rubber. Rh4 series relief valves parker hannifin corporation instrumentation valve division jacksonville, alabama seal kits seal kit seat seal order number material kitrh4vt fluorocarbon rubber kitrh4bnt bunan rubber kitrh4eprt ethylene propylene rubber kitrh4net neoprene rubber kitrh4kzt highly fluorinated fluorocarbon rubber seal kit. Analyzer pressure regulation and vent recovery system dimensions how to order bulletin 4141vr, 5m, 1101 for a three or four stream vraz system series.
Perfluorocarbons dissolve relatively high volumes of gases. Founded in 1962 one of the uks largest fluoropolymer processors and a global supplier of ptfe and polymer. In order to read a secure pdf, you will need to install the fileopen plugin on your computer. Owing to the presence of the highly polar fluorine atoms, which form extremely strong bonds with the carbon chain and resist. To perform properly, seals must resist taking a set from compression after being installed.
Klinger nitrile rubber 750 x 500mm 3mm thick description. The document specifies the characteristics of orings in fluorocarbon rubber fkm, low compression set, hardness 80 irhd for aerospace applications. Parker oring compound numbering systems parker hannifin. Nitrile rubber30f to 225f 34c to 107c fluorocarbon rubber10f to 450f 23c to 232c highly fluorinated fluorocarbon rubber10f to 300f 23c to 149c ethylene propylene rubber70f to 275f 57c to 5c pressure vs. Viton 75, viton properties, viton rubber mykin inc. The viton properties that are listed below are for our most popular viton 75 durometer 75a rubber material. V fluorocarbon rubber component materials ss stainless steel systems without a bypass filter will have a tee branching from the sample stream switch inlet to the bypass flowmeter. Fluorocarbon can be manufactured in numerous different compounds and durometer. Fkm seals resist a wide range of chemicals and temperatures. A compressed synthetic fibre jointing material, composed of carbon fibre with nbr nitrile butadiene rubber binder a direct alternative to asbestos colour.
Recommended use for control valves, regulators, pumps etc. F100 seals page 5 f200 seals page 6 f300 seals page 7 f400 wiper rings. We are also one of only a few manufacturers approved to supply qualified. When a seal takes a set, it no longer exerts force on the mating surfaces, resulting in. Pdf the natural rubber nr was mixed with fluoro elastomer fkm, due to the difference of polarity in nr and fkm made this blend incompatible so the. Fluorocarbon polymers for sealing darcoid rubber company. Rotary seals rb09a rb20 fpm fluorocarbon rubber, kb01 kb0. Viton ams 7276 parco 900975 fluorocarbon seals general characteristics 1. Fluorocarbon rubber manufacturers rubber technology. Analyzer pressure regulation and vent recovery system. Viton diaphgram sheet is manufactured with high quality viton rubber compounds designed for long service. Fluorocarbon elastomers have grown to major importance in the seal industry. Here you will find our viton specifications chart which can also be downloaded in pdf. Fpm fluorocarbon rubber fluorocarbon is an elastomers based on fluororubber fpm, fkm, also known as viton registered trade name of du pont, which can be used for ucups, lip seals, packings, wipers and special seals.
The most common type of fluorocarbon polymer contains 66 percent fluorine and is a copolymer of. Background information on the actual rubber products and their expected environment and service conditions is also presented. This specification covers high temperature, compression set, and fluid resistant fluorocarbon elastomer. Fluorocarbon fluorocarbon rubber fkm fpm viton, fluorel hk chloroprene chloroprene rubber cr cr neoprene bc, be silicone silicone rubber vmq vmq pvmq fc, fe, ge. Rubber material selection guide fkm or fluorocarbon. Sae ams 3216g2005 sae ams3216g2005 fluorocarbon fkm rubber hightemperature fluid resistant low compression set 7080. Page 8 u spring energised ptfe piston and rod seals page 9. They are intended for application in air, mineral and synthetic oil and fuel systems. It is generally resistant to all aliphatic, aromatic and halogenated hydrocarbons, acids, animal and vegetable oils. The table shows values for the mole fraction, x 1, of nitrogen dissolved, calculated from the bloodgas partition coefficient, at 298. Its outstanding properties include high resistance to heat, ozone, many chemicals and it is allweatherproof. Such properties make it especially useful in automotive underhoodapplications. Fluorocarbon rubber, fkm, is a very high cost synthetic rubber used when greater resistance to heat, chemicals, oils and solvents is needed. This specification covers a fluorocarbon fkm rubber in the form of sheet, strip, tubing, extrusions, and molded shapes.
Drm is included at the request of the publisher, as it helps them protect their by restricting file sharing. Fluorocarbon rubber fkm ethyl propylene diene monomer neoprene silicone fluorosilicone fvmq urethane perfluoroelastomer 1 perfluoroelastomer 2 perfluoroelastomer 3 fluoroelastomer please note. Fluorocarbon rubber ask price fluorocarbon combines high temperature and chemical resistance to a broader range of fluids than any of the other elastomer. Fluorocarbon polymers for sealing recent developments in fluorocarbon polymer technology have opened up a new world of possibilities for the seal designer.
Fluorocarbon rubber sheets for online sales of rubber. The information below is a brief summary of the product and is intended to assist the consumer to buy the best product, and to store and handle it correctly. You can download the installer and instructions free from the right button. Secure pdf files include digital rights management drm software. Bespoke services page 2 materials page 3 product range page 4. Pdf the characteristics and application of virgin fkm rubber. Jan 30, 2012 we are often asked what the difference is between viton orings and fluorocarbon orings. The graph bars on the material properties cards below compare fkm rubber to other rubber materials top and the entire database bottom. Antistick surfaces excellent steam 290c, oil and chemical resistance, which is particularly. Fluorocarbon rubber fkm, viton perfluorelastomers ffkm tfep fepm polychloroprene neoprene rubber, cr polyurethane au, eu, pu acrylic elastomers acm, aem vamac polytetrafluoroethylene ptfe fabricphenolic resin composites. It has a fairly high density among rubber materials.
Rearrange individual pages or entire files in the desired order. An easy way to understand the difference is to compare them to an ipad and a tablet. In addition, it has a fairly low tensile strength and a moderately low ductility. Sae ams 3216g2005 sae ams3216g2005 fluorocarbon fkm. However, what name do you hear most often when people talk.
Perfluorocarbon rubber, ffkm, is one of the most expensive synthetic rubber compounds produced. Litharge, or lead oxide, was a cure system used to increase the acid resistance of fluorocarbon elastomers. Please see our fluorocarbon fact sheet for a discussion of the different types of fluorocarbon rubber. Military specification rubber, fluorocarbon elastomer, high temperature, fluid, and compression set resistant this specification is approved for use by all departments and agencies of the department of defense. Some materials may not be available for certain coupling sizes or series, check with the factory for availability. Recommended manual design procedure described in paragraph 1. Rubber, elastic substance obtained from the exudations of certain tropical plants natural rubber or derived from petroleum and natural gas.
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