They have rather better oil and chemical resistance than nitrile rubber and can withstand much higher temperatures. The companies featured in the following listing offer a comprehensive range of hnbr rubber, as well as a variety of related products and services. Objectives the first objective of this study was to offer a comparative analysis of various hnbr grades. Hnbr polymers are high temperature and oil resistant elastomers. Hnbr 70 compound 886172 eriks 886172 is a specialist grade hydrogenated nitrile compound developed for food contact and dairy applications. Hnbr green 70 durometer data sheet for compound h70 compound features. Hnbr, even at raised temperature, has great mechanical properties.
Oring division description parkers hnbr compounds n117370, n123180 and kb16390 are sealing compounds made from hydrogenated nitrile, a synthetic polymer that results from the hydrogenation of nitrile rubber nbr. Pbt gf hnbr alternative fkm pa 66 gf please order contact separately specifications and. Used for timing belts, polyvbelts and printing rollers. Hydrogenated nitrile rubber hnbr properties depend upon the acrylonitrile content and the degree of hydrogenation of the butadiene copolymer. Hnbr 70 compound 88625 eriks 88625 is a standard grade.
Also known as saturated nitrile, this material is produced by introducing hydrogen into the saturate of the nitrile material. Nitrile rubber nbr, hnbr, hsn orings engineering360. Oring guide parker hannifln prdifa technolgy division introduction introduction sealing technology by parker praedifa the engineered materials group of the parker hannifin corporation is a worldwide leader in the development, production and sale of sealing systems, vibration dampers, emi shielding systems and thermally conductive materials. Butadieneacrylonitrile copolymer with an acm content ranging from 18% to 50% general properties.
Ffkm orings, fkm orings, fepm orings, epdm orings, nbr orings, hnbr orings and lots of special materials, for example ptfe orings, fep and pfacoated orings and many more. The table below shows the available datasheets for this material in pdf. Oring division technical hydrogenated nitrile sealing. The compound has a medium percentage of acrylonitrile and a good compression set as well as fda cfr 21177.
Hydrogenated nitrile hnbr orings temperature range. Hnbr highly saturated nitrile elastomer compound 574pd. Hnbr is a hydrogenated version of nbr nitrile rubber. Typical values for compound 226970 70durometer hnbr parcos 226970 hnbr seals are an excellent choice for a variety of applications. We can supply you with all common elastomer materials including e. Hydrogenated nitrile hnbr orings esp international. The thermal process provides a unique carbon black characterized by a large particle size and low structure. Marco rubber compound v083470 fkm viton fluorocarbon datasheet test report keywords. Nbrhnbr material safety data sheet compound nbrhnbr rev. Nbr 70 compound 366472 eriks nbr is a specialist grade nitrile compound developed for food contact. V083470 fkm viton fluorocarbon datasheet test report author. Hydrogenated nitrile rubber sheeting hnbr datasheet. The toughness of zetpol makes it the ideal choice for automotive belt, seals, and oil field components.
The information given above is based upon average values and is no way intended as a warranty. While reasonable care has been taken to ensure that this data. Chemistry and manufacturing process the material itself is a derivative of nitrile rubber. Here you will find our nitrile 90 specifications chart which can also be downloaded in pdf. The properties of the hnbr rubber depend on the acn content which ranges between 18 % and 50 % as well as on the degree of saturation. It is the most widely used and economical elastomer. Hnbr hydrogenated acrylonitrile butadiene rubber, hydrogenated nitrile general description.
The nbr backbone still contains double bonds remaining from the 1,3butadiene monomer units. Dimensional tolerances according to din iso 36011, industry. Material data sheet dmr hnbr is a black hydrogenated acrylonitrile butadiene rubber, commonly referred to as hnbr. Nitrile butadiene rubber nbr is a family of unsaturated copolymers of 2propenenitrile and various butadiene monomers 1,2butadiene and 1,3butadiene. Here you will find our nitrile specifications chart which can also be downloaded in pdf. Nitrile 90, nitrile 90a, nitrile 90 durometer mykin inc. Ka18385 excels in low temeratures, remaining flexible and allowing the sealing properties to remain robust. Hnbrs have better oil and chemical resistance than nitrile rubbers and can also withstand much higher temperatures. Like nbr, this type of elastomer has excellent resistance to oils and fuels but.
The nitrile 90 durometer material is a harder rubber compared to the nitrile 70. For additional company and contact information, simply. Hnbr material is often used in vegetable and animal oils as well as high addivated and crude oils. Dimensional tolerances according to din iso 36011, industry class b surface deviations according to din iso 360, type feature n. Hnbr 70 compound hnbr 101 western polyrub india private. Hnbr hydrogenated acrylonitrile butadiene rubber, hydrogenated nitrile. To improve these properties, nbr can be hydrogenated in a.
Nitrile rubber nbr is the general term for acrylonitrile butadiene copolymer. Hnbr is often used in automotive refrigeration systems using freon 4a and in power steering seals using type a fluid. Introduction hnbr 70 compound hnbr 101 is a hydrogenated nitrile compound of standard quality for use in the industry. Introduction hnbr 70compound 88625 is a hydrogenated nitrile compound of standard quality for use in the industry. Nbr offers excellent resistance to petroleumbased oils and fuels, silicone greases, hydraulic fluids, water and alcohols.
Hnbr material data sheet hydrogenated nitrile hnbr is acquired through the saturation of nitrile with hydrogen on its hydrocarbon chains. Hydrogenated nitrile was specifically developed for increased temperature resistance and. For more information, quotations or orders concerning this material please visit table 1. The properties of hydrogenated nitrile rubber hnbr depend upon the acrylonitrile content and the degree of hydrogenation of the butadiene copolymer. By varying the ratio of acn and butadiene, different properties are obtained. Hydrogenated acrylonitrile butadiene rubber physical form. Hnbr is made via selective hydrogenation of the nbr butadiene groups. Hydrogenated nitrile is the product of the hydrogenation of nitrile, resulting in varying degrees of saturation of the polymeric chain, along with a range of enhanced physical strength and chemical resistance properties hydrogenated nitrile is also known as saturated nitrile, is obtained by introducing. Hnbr 70 compound 886270 eriks 886270 is a specialist grade hydrogenated nitrile compound developed for food contact and dairy applications.
Rubber material selection guide nbr nitrile or buna n. These double bonds are also prone to chemical attack, thermal degradation and oxidation. Fluid resistance irm 901 oil eo16, astm d 471 70 hrs. It provides a good balance of desirable working properties including low compression set. Hydrogenated nitrile comes from adding hydrogen to the nitrile molecular chain to make it more stable. Used in all oil resistant applications, including exposure to such oil additives as detergents, antioxidants and antiwear agents. Introduction hnbr 70 compound 88625 is a hydrogenated nitrile compound of standard quality for use in the industry. It is given in good faith and bases on the best knowledge and experience of m seals at the date of issuing. V083470 fkm viton fluorocarbon datasheet test report. The above figures are average values and should be considered as guidelines not specifications. Seal materials at a glance cog supplies more than just standard products. Welcome to the premier industrial source for hnbr rubber. Sealing elements hnbr 70compound 88625 technical data sheet.
The compound has a medium percentage of acrylonitrile, a good compression set as well as fda 21 cfr 177. Material safety data sheet 1 product and company identification product name. Hnbr hydrogenated nitrile rubber elastomer engineering. The compound has a medium percentage of acrylonitrile and a good compression set as well as ec1935.
Hydrogenated nitrile rubber hnbr final product no d062, d065, d066, d068, d071, d080, d081 manufacturer name. Hnbr highly saturated nitrile elastomer compound 574cx. Good physical properties and chemical resistance to the most common hydraulic fluids makes hnbr an excellent sealing material. Zetpol is classified as a dhdk polymer according to sae j200. Although its physical and chemical properties vary depending on the polymers composition of nitrile, this form of synthetic rubber is unusual in being generally resistant to oil, fuel, and other chemicals the more nitrile within the. This compound has good chemical and mechanical properties.
Presently the seal industrys most widely used and economical elastomer, nitrile combines excellent resistance to petroleumbased oils and fuels, silicone greases, hydraulic fluids, water and alcohols, with a. Nbr and hnbr are primarily graded by their acrylonitrile content. This hydrogenation of the polymeric chain results in improved strength and resistance properties. Hydrogenated nitrile rubber sheeting hnbr datasheet our hydrogenated nitrile hnbr is a premium grade material that offers superior resistance and physical properties compared to our other nitrile material grades. Nitrile nb70 orings 70 shore a durometer inside diameter x cross section 72x1. How this ratio affects hnbr behavior in co2 was the question addressed by this study. Sealing elements hnbr 70compound 88625 technical data. In this hnbr material data sheet, you can find hnbr material properties and material compatibility. This elastomer is both hot air and steam resistant whilst simultaneously having. Outstanding resistance to oils at high temperatures.