High nitrile rubber properties Nitrile rubber (NBR) quality with high acrylonitrile content exhibits excellent oil and performance properties, while NBR with low acrylonitrile content shows better temperature and cold resistance. 2 - 3. It is very economical and offers excellent physical and mechanical properties Sep 9, 2023 · Nitrile Butadiene Rubber (NBR): Exploring Properties and Characteristics. %PDF-1. It is an oil resistant polymer which has good solvent, oil, water, and hydraulic fluid resistance. 9 Polyisoprene rubber 930 - 940 3. Specific Gravity . * Excellent oil and gasoline resistance. It was historically referred to as “Buna N” and is often simply referred to as Nitrile rubber. Curing System of Nitrile Rubber. Physical & Mechanical Properties / Chemical Resistance / Thermal Properties / Environmental Performance / Nitrile Rubber Applications. If this is prolonged, permanent changes take place which result in Dec 26, 2024 · What are the Properties of Nitrile Rubber? Nitrile Rubber (NBR) is known for its impressive combination of chemical, mechanical, and thermal properties. 6 Silicone elastomers 1,300 - 1,800 11 - 13 Thermoplastics Acrylonitrile butadiene Jul 13, 2021 · Nitrile, commonly known as NBR or Buna-N, is a synthetic rubber composed of acrylonitrile (ACN) and butadiene. Based on the formulated ratio of ACN and butadiene, the working properties of nitrile seals may vary. Nitrile Butadiene (also called Buna-N or NBR) is one of the most utilized elastomers in the manufacturing industry, especially the automotive and aeronautical industry, for making O-rings, gaskets, oil seals, etc. Make sure you review all of our other popular materials to make sure that the material you choose is correct for your application. Its high NBR rubber chemical compatibility means it remains durable when exposed to a wide See full list on sspseals. Commercial grade nitrile rubber is a general purpose product that offers all of the properties of nitrile, including a good resistance to oil, fuel and most other substances. Acrylonitrile content may range from 18-50%. The results showed that rheological and tensile properties improved due to the good distribution of nanoparticles, as well as the good compatibility of nitrile AA 25 ~ 75 Excellent resistant to weathering, chemical, high electrical resistivity, water-based chemicals, high gas barrier properties Tire liner, reservoir linings, rubber belts, rubber tube and rubber hose, membranes, shock absorber parts, pharmaceutical properties In conclusion, NBR rubber, also known as Buna-N or nitrile rubber, is a synthetic rubber polymer with remarkable properties that make it highly versatile and widely used across various industries. Nitrile Rubber (NBR, Acrylonitrile-Butadiene Rubber) Categories: Polymer; Thermoset; Rubber or Thermoset Elastomer (TSE) Material Notes: Nitrile Rubbers are copolymers of butadiene and acrylonitrile. Additional properties of premium grade nitrile rubber include excellent resistance to fuel, petroleum-based hydraulic fluids, hydrocarbon solvents, alkalis, acids and accommodates a wide range of service temperatures. Our high grade nitrile 70º shore is an excellent all-purpose material that provides outstanding resistance and physical properties for use in a wide variety of applications. High Temperature Properties: The effect of elevated temperatures is to cause a reduction in such physical properties of nitrile rubber compounds as tensile modulus, tensile strength, hardness, tear resistance, which are only reversible if the duration of exposure is limited. Let’s take a closer look at the chemical composition and physical properties of nitrile rubber. Molecular dynamics (MD) simulations were performed on molecular structure models of pure NBR, NBR/SiO2, and three-layer friction pairs. Chemical Composition and Resistance Nitrile Rubber (NBR) is highly valued for its ability to resist oils, fuels, and a wide variety of industrial chemicals. 5 Natural rubber 920 - 930 3. This rubber is unusual in being resistant to oil, fuel, and other chemicals. Apr 11, 2023 · Why use Nitrile Rubber? Nitrile rubber is a highly versatile elastomer with unique properties that make it ideal for a wide range of applications. at sales@rahco-rubber. Material Data Sheet | Nitrile (“Buna-N”) Nitrile (“Buna -N”) exhibits low compression set, high abrasion resistance, and high tensile strength. 5 Ethylene vinyl acetate (EVA) 950 - 960 2. Its unique properties and characteristics make it a preferred choice for seals, gaskets, O-rings, and many other sealing components. Nitrile is a copolymer of butadiene and acrylonitrile. Nitrile provides superior material stability, which enables it to retain it’s mechanical properties while in direct contact with oil and grease. It is not as flexible with poor ozone, sunlight, temperature and weather resistance. com Nitrile rubber grades can be differentiated based on their acrylonitrile content, which plays a crucial role in determining their properties. Its excellent resistance to oils and chemicals, along with its wide temperature operating range, makes it suitable for applications in automotive Sep 11, 2023 · In this work, through screening different γ-ray dose irradiation conditions, we systematically and comprehensively study the changes in the structure and properties of nitrile butadiene rubber (NBR) before and after γ-ray static irradiation at a high dose rate, and master the rule and mechanism of the γ-ray static irradiation effect of these Apr 9, 2021 · This paper investigated the mechanism of enhancing the mechanical and tribological properties of nitrile rubber (NBR) via the addition of nano-SiO2 on the molecular scale. The term has also been applied to copolymers of other dienes and/or nitriles. * Excellent cured physical properties. The hardness and resistance to oil, abrasion, and heat Apr 3, 2022 · In this study, the effects of NBR polarity and organoclay addition on the curing, rheological, mechanical, and thermal properties of an NBR/phenolic resin blend were investigated. 1 - 4. All BRP rubber products are American-made in their Lima, Ohio facility. It is broadly used in automotive parts and industrial goods. Generally speaking, it is a great, versatile product in the world of hydraulics and pneumatics. Nitrile rubber can be cured by Sulphur, Sulphur donor systems and peroxides. 6 Polyurethane 1,000 - 1,300 4. Here you will find our Nitrile specifications chart which can also be downloaded in PDF. The properties of NBR rubber are ruled by the ACN content. 9 - 4. 1 : Durometer Range . The samples were prepared using a two-roll mill. 1. Good : Tensile Strength (psi) 1,000 – 3,500+ Elongation (% reinforced) 400 – 600 : Drift, Room Temp NR rubber has good physical properties such as high elasticity, good tear resistance, and high tensile strength, while NBR rubber has excellent mechanical properties such as good tear resistance, high tensile strength, and high resistance to abrasion and wear. The For assistance in identifying the appropriate polymer or material, or to develop and formulate a NBR or nitrile / buna n rubber compound to meet your specific application and performance requirements, please contact Rahco Rubber, Inc. 1 illustrates the chemical formula of NBR. Nitrile is the standard rubber used in situations where oil resistance is needed. Dec 13, 2024 · Unique Qualities of Nitrile Rubber (NBR) NBR Properties. Nitrile rubber, also known as nitrile butadiene rubber, NBR, Buna-N, and acrylonitrile butadiene rubber, is a synthetic rubber derived from acrylonitrile (ACN) and butadiene. 3 - 2. The results showed that the hydrogen bonds and interfacial interaction between nano-SiO2 Elastomers Butyl rubber (IIR) 900 - 920 3. 4 %âãÏÓ 507 0 obj > endobj xref 507 50 0000000016 00000 n 0000001760 00000 n 0000001916 00000 n 0000004686 00000 n 0000005283 00000 n 0000005445 00000 n 0000005493 00000 n 0000006360 00000 n 0000007267 00000 n 0000007800 00000 n 0000008538 00000 n 0000008670 00000 n 0000009579 00000 n 0000010581 00000 n 0000010722 00000 n 0000011150 00000 n 0000011460 00000 n 0000012241 00000 n Nitrile Rubber / NBR #1 NBR is an acrylonitrile-butadiene copolymer, and it is a rubber that excels significantly in oil resistance. Chemical Composition: Nitrile rubber is a copolymer made from acrylonitrile and butadiene. It is known for its excellent oil and fuel resistance, making it a popular choice for gaskets, seals, hoses, and other applications where exposure to petroleum-based fluids is common. [1] Trade names include Perbunan, Nipol, Krynac and Europrene. What is Nitrile Rubber? Nitrile rubber, also known as nitrile butadiene rubber (NBR), is a synthetic rubber renowned for its excellent resistance to petroleum-based oils, mineral oils, and vegetable oils. Fig. Commercial Grade Nitrile Rubber. * Excellent processability, easy and fast curing. Nitrile Butadiene Rubber, commonly known as NBR, is a versatile synthetic rubber with a wide range of applications across various industries. NBR, which stands for Nitrile Butadiene Rubber, is the standard material for hydraulics and pneumatics. The Nitrile rubber properties that are listed below are for our most popular Nitrile 70 durometer (70A) rubber material compound. It’s a synthetic rubber made by the chemical reaction of acrylonitrile (ACN) and butadiene monomers. 9 Polychloroprene (Neoprene) 1,200 - 1,300 5. For example, lower ACN content equates to lower glass transition temperature, while hig. However, the solubility of Sulphur in nitrile rubber is much lower than in NR, and a magnesium carbonate coated grade (Sulphur MC) is normally used; this is added as early in the mixing cycle as possible. Jan 17, 2023 · What is Nitrile Rubber (NBR)? Nitrile butadiene rubber (NBR) is a commonly used synthetic rubber elastomer, with applications across many different industries. Mar 1, 2024 · Nitrile rubber (NBR), also known as nitrile-butadiene rubber, is a synthetic rubber produced by polymerizing Acrylonitrile (CH2 CHCN) and Butadiene (CH2CH–CH CH2). NBR […] Acrylonitrile Butadiene Rubber (NBR) was the first oil-resistant synthetic rubber developed in Germany, in 1941. It is commonly used for its resistance to oil, fuel, and fat [27, 28]. Developed in Germany in the 1930s, it is known for its strong resistance to oil, fuel, acids, and other chemicals, making it ideal for a range of automotive and aerospace applications. com or 847-298-4200. 5 - 3. Nitrile Rubber (NBR) is well-known for its strong oil resistance, making it ideal for applications exposed to fuels, oils, and harsh chemicals, such as in the automotive and industrial sectors. NBR rubber is a synthetic rubber compound made from acrylonitrile and butadiene, known for its natural resistance to oils, fuels, water, and many chemicals. This content is broken down into three categories: High nitrile: >45% ACN content; Medium nitrile: 30 – 45% ACN content; Low nitrile: <30% ACN content Nitrile rubber, also known as NBR (acronym for Nitrile Butadiene Rubber), is a synthetic rubber copolymer made from butadiene and acrylonitrile. 20 – 90 : Resilience . It is available in a range of hardnesses between 60°sh A to 70°sh A. 3 - 5.
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