hnbr hose chemical resistance

How to Improve Rubber Compounds (2nd Edition)

HNBR 145°C (293°F) ACM 150°C (302°F) AEM 160°C (320°F) AG (DAI-EL Alloy AG-1530) 175°C (347°F) FKM 230°C (446°F) GEN: M. Kishine, T. Noguchi, “New Heat-Resistance Elastomers,” Rubber World, February, 1999, p. 40. Perfluoroelastomers Often perfluoroelastomers (FFKMs) are selected as the base rubber for a compound when the …

Chemical Compatibility Guide

The most chemically resistant of these materials is Chemraz®, a perfluoroelastomer coining the broad, almost universal chemical resistance of PTFE with the resilience of elastomers. When coupled with precision seal design, Chemraz components represent the ultimate in elastomeric seals. However, when faced with the relatively high initial cost of such seals, the design …

CHEMICAL RESISTANCE CHART

CHEMICAL RESISTANCE DATA These recommendations are based upon information from material suppliers and careful examination of available published information and are believed to be accurate. However, since the resistance of metals, plastics and elastomers can be affected by concentration, temperature, presence of other chemicals and other factors. This information …

Chemical Resistance Guide - Flexseal

CHEMICAL RESISTANCE LIST The information provided is designed to be used as a guide and all information must be checked on a project basis. Data based upon room temperatures. Elevated temperatures will increase the effect of the chemicals upon the elastomers. No guarantees can be given in respect of the information printed in this document. …

ACRYLONITRILE-BUTADIENE RUBBER (NBR)

in a wide variety of appliion areas requiring oil, fuel, and chemical resistance. In the automotive area, NBR is used in fuel and oil handling hose, seals and grommets, and water handling appliions. With a temperature range of –40C to +125C, NBR materials can withstand all but the most severe automotive appliions. On the industrial

Material Guide | Polymer Manufacture | Elastomer Moulding

Hoses Seals. What Temperatures Does Cast PU Rubber Operate Under? They have somewhat better oil and chemical resistance than nitrile rubber and can withstand much higher temperatures. What Are The Advantages Of HNBR? HNBR has excellent resistance to sour oil and gas, steam, hot water and ozone. Physical properties such as tensile and tear strength, …

HNBR rubber compounds - Polycomp

HNBR rubber, Properties & Appliions. HNBR is a hydrogenated version of NBR (nitrile) rubber. NBR is a copolymer of ACN and 1,3-butadiene. The NBR backbone still contains double bonds remaining from the 1,3-butadiene monomer units. These double bonds are also prone to chemical attack, thermal degradation and oxidation.

HNBR

HNBR elastomers offer an excellent range of performance at a cost between nitrile rubber (NBRs) and (per)fluoroelastomers (FMKs). They fill the gap between these two elastomers in many areas of appliion where resistance to heat and aggressive media are required simultaneously. They are an excellent choice for appliions where resistance to ozone and weathering, industrial …

Fluoro rubber (FPM) | RADO Gummi GH

Fluorinated polymers are characterised in particular by their high-temperature stability and good chemical resistance. Both of these properties can be attributed to the bulkiness of the fluorine atoms, which shield the main chain and protect the carbon-fluorine bonds of these polymers against attack. In addition, the high bond energy of the rubber molecules leads to good stability.

A Versatile Solution: Low temperature HNBR | Official

13/1/2015· Like NBR, fluid and chemical resistance improves as the ACN content is increased. The lower ACN, the better the low-temperature performance. Apple Rubber has multiple formulations for low-temperature HNBR compounds, and constantly tests at low temperature. Two quality compounds for us are 01ZT7AP and 03ZT9AP—70 and 90 Shore A black compounds. …

HYDROGENATED NITRILE BUTADIENE RUBBER

using HNBR for a host of dynamic and static seals, hoses, and belts. HNBR has also been widely employed in industrial sealing for oil field exploration and processing, as well as rolls for steel and paper mills. Common uses of HNBR include: Automotive Industrial Specialized A/C seals and hoses Blow‐out preventers Hi‐performance shoe soles Engine seals, grommets, and gaskets …

HNBR Rubber | HEXPOL Rubber Compounding

HNBR is a hydrogenated version of NBR (nitrile) rubber. HNBRs have better oil and chemical resistance than nitrile rubbers and can also withstand higher temperatures. HNBR rubber has excellent resistance to oils and fuels but it also has excellent resistance to many chemicals, steam / hot water and ozone. The mechanical properties e.g. tensile

Hydrogenated Nitrile (HNBR) | Eastern Seals (UK) Ltd

Please note: All HNBR material supplied by Eastern Seals is peroxide cured.. Description: 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 …

HNBR O Rings | HNBR Rubber O-Rings & Seals | Polymax India

HNBR Rubber O Rings in Metric and British Standard O Ring sizes are available at Polymax. Call 022 65645424 today for more details. We will be closed over the festive period, any goods ordered between 23rd Deceer 2021 and 3rd January 2022 will not be dispatched until 4th January. Merry Christmas and a Happy New Year! For UK enquiries please visit …

Chemical Resistance Table - Parker Hannifin

polluting chemical products or when using the hose at elevated pressures and/or temperatures. Continuous use at the highest allowed pressures and temperatures dramatically reduces the service life of a rubber hose. After use hose must be emptied out and washed down. Many chemical products can cause severe injuries to people or damage to property, or risks of …

HNBR seal material | Kalsi shaft seal handbook

Compared to NBR seal materials, HNBR offers outstanding abrasion resistance, good resistance to swelling and flex cracking, and improved temperature, chemical and compression set resistance. The improvements are gained by reducing unstable double bonds through saturation with hydrogen. The typically quoted temperature range for HNBR is -50 to 320°F ( …

Chemical Resistance Chart - Rubber Chemical Resistance

To see a full table of resistance ratings for different chemicals, view our Printable Chemical Resistance Chart. Rubber Chemical Resistance. This tool can be used to view the resistance of thousands of chemicals with different rubbers such as Viton and Nitrile. EPDM is extremely resistant to many chemicals such as Acetaldehyde, Acetamide, and

Hydrogenated Nitrile Butadiene Rubber (HNBR) – Properties

They have better oil and chemical resistance than nitrile rubber compounds, and can withstand higher temperatures. HNBR has excellent resistance to hot water, steam and ozone. Top mechanical properties like . tensile and tear strength; elongation; abrasion resistance; compression set, etc. and the compounds display strong dynamic behavior at elevated …

Hydrogenated NBR elastomer (HNBR) | RADO Gummi GH

The unique properties and higher temperature rating attributed to HNBR when compared to NBR has resulted in wide adoption of HNBR in automotive, industrial, and assorted, performance-demanding appliions. On a volume basis, the automotive market is the largest consumer, using HNBR for a host of dynamic and static seals, hoses, and belts. HNBR has also been widely …

HNBR | Polycomp

HNBR. Available hardness (Shore A) 40-95. Operating temperature -40 / 160 °C. Typical appliions dynamic appliions, seals and hoses in automotive, etc.

What is Nitrile / NBR Rubber? - What makes Nitrile Rubber

18/6/2020· Like NBR, fluid and chemical resistance improves as the ACN content is increased. The unique properties and higher temperature rating attributed to HNBR when compared to NBR has resulted in wide adoption of HNBR in automotive, industrial, and assorted, performance-demanding appliions. The automotive market is by far the largest consumer, using HNBR …

Hydrogenated Nitrile Rubber (HNBR) - Seal & Design, Inc

7/3/2019· HNBR is made via selective hydrogenation of the NBR butadiene groups which improves the temperature and ozone resistance considerably. HNBR is widely known for its physical strength and retention of properties after long-term exposure to heat, oil, and chemicals. HNBR has better heat resistance; oxidation resistance; tensile strength and abrasion …

Rubber Material Selection Guide NBR / Nitrile or Buna N

Chemical Resistance Rubber Material Selection Guide NBR / Nitrile or Buna N Acrylonitrile Butadiene Abbreviation NBR ASTM D-2000 Classifiion BF, BG, BK Chemical Definition Acrylonitrile Butadiene 30000 Series ♦ Physical & Mechanical Properties Durometer or Hardness Range 20 – 95 Shore A Tensile Strength Range 200 – 3,500 PSI Elongation (Range %) 350 …

ACRYLONITRILE BUTADIENE RUBBER (NBR)

use NBR in a wide variety of appliion areas requiring oil, fuel, and chemical resistance. In the automotive area, NBR is used in fuel and oil handling hose, seals and grommets, and water handling appliions. With a temperature range of –40C to +125C, NBR materials can withstand all but the most severe automotive appliions. On the

COMPARISON CHART FOR NITRILE, CARBOXYLATED NITRILE AND

• Hoses to such oil additives as detergents, anti • Reciproing oil seals Rubber belts Sealing parts Special purpose articles in oil well • Dynamic asselies, such as seals and rod wipers . KEY USES: • All oil resistant appliions, including exposure -oxidants and anti-wear agents • Automotive and Oil industries Automotive fuel handling systems • Can be used with petroleum

MATERIAL USE WITH DO NOT COMMENTS USE WITH

(HNBR) Engine Coolants, Oxygen/ Alcohol Better high temperature and Ozone, Steering Fluid Containing Fuels Compression set resistance than Duro: 70 Standard Sour Crude, Refrigerants Standard Nitrile. Resists chemicals, amines, hydrogen Temperature: -40° To 325° sulfide and ozone that typically attack standard Nitrile compounds. Fluorocarbon (Viton & Fluorel) …

D-Ring Seals in Viton®, NBR, FFKM & more | Rubber D-Rings

D-Ring Seals. D-rings are an alternative for O-rings. A D-ring has the same sealing characteristics as an O-ring, but the flat base ensures better stability in the groove. This eliminates the risk of spiral failure, which occurs primarily during assely and in dynamic appliions.

Your Guide to O-ring Materials

3/11/2015· Hydrogenated Nitrile (HNBR): Nitrile base with added chemical strength and resistance following hydrogenation. Temperature: -50 to 300 degrees Fahrenheit Appliions: Water and steam up to 300 degrees Fahrenheit, fuel …

What is the difference between HNBR and NBR? - Quora

Answer (1 of 2): Acrylonitrile Butadiene Rubber (NBR), usually shortened to Nitrile, was developed in 1941 as the first oil resistant rubber. Grades with high acrylonitrile content have better oil resistance whereas low acrylonitrile content gives better low …

Chemical Resistance, SBR, EPDM, NBR

The table below is a guidance of the chemical resistance of rubber materials. This is only a recommendation, which gives no obligation or warranty on account of Trelleborg Pipe Seals B.V. CHEMICAL RESISTANCE Concentration % Grade 1 = No significant effect 2 = Minor effect 3 = Moderate effect 4= Severe effect