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Materials Chemical Compatibility Guide - Trelleborg

HNBR is made via selective hydrogenation of the NBR butadiene groups. 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. HNBR shows good mechanical properties. The operating temperature of HNBR ranges between -30 °C/-22 °F and +140 °C/+284 °F (for a short period of time up to +160 °C/+320 °F) in …

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

7/3/2019· 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 resistance than standard nitrile (NBR). Also an excellent choice for automotive refrigerant service. Both o-rings and gaskets can be made from Nitrile materials. Names: …

SOUR GAS RESISTANT ELASTOMERS - Barnwell

ISO 10423 Appendix F.1.13.5.2 sour fluid (DD/EE/FF/HH) “Petroleum and natural gas industries – Drilling and production equipment – Wellhead and Christmas tree equipment”, fourth edition, 2009-12-15. Sour Gas Test Standards NORSOK M-710 Rev.2* Annex A (2% H 2 S) Custom Testing (25% H 2 S) API / ISO 10423 F.1.13.5.2 Test vessel

Section 4: Rubber Expansion Joints.au

Type ERV-GS HNBR; for petroleum based products, DIN EN fuels, cooling water with oily anticorrosion additives, lubriion and hydraulic oil, seawater. Very good aging and resistance. Temperature range -35°C up to +100°C. Update: 09.2017 Download PDF. YELLOW BAND LT Expansion Joints, Page 435-436 Type ERV-G LT; for low temperature appliions for petroleum based products, diesel, heating

China Buna-N (Nitril, NBR) 90 Duro O Ring - China O Ring

China. HS Code. 40169310. O-Ring. We are supplier of Cummins,Neway Valve,Linde,Emerson. Nitrile Rubber (NBR) 90 Duro O-Ring Seal. 1. Compound from world class suppliers, NBR, EPDM, VITON (FKM), HNBR, Silicone, etc material and PANTONE code available, hardness from 30 to 95 Shore A. Imported compound from 3M, DuPont, Bayer, Daikin and Dow

HSN/HNBR O-Rings - Global O-Ring and Seal

HNBR o-rings are available in 70 durometer, 80 durometer, and 90 durometer. HNBR o-rings are preferable for use with petroleum-based oils and fuels, aliphatic hydrocarbons, vegetable oils, silicone oils and greases, ethylene glycol, water and steam (up to 300ºF), and diluted acids, bases, and salt solutions. HNBR o-rings are not preferable for

Technical Handbook O-rings 4. Basic Elastomers

tance to petroleum base oils and hydrocarbon fuels increases, but low temperature flex-ibility decreases. Due to its excellent resistance to petroleum products, and its ability to be compounded for service over a temperature range of -30°F to +250°F (-35°C to +120°C), nitrile is the most widely used elastomer in the seal industry today. Also many military rubber speci-fiions for fuel

What is FKM? Seals Made from Fluoro Rubber - FST

HNBR NBR NR PA PAI The material is also stable in fuels as well as petroleum-based oils and greases, along with aliphatic and aromatic hydrocarbons. It is unstable with regard to polar solvents (e.g. acetone, MEK and ethyl acetate), low molecular weight organic acids (formic and acetic acid), glycol-based brake fluid, ammonia gas, amines, alkalis and superheated steam. There are copolymers

O-ring Compound HNBR90 Data Sheet - Global O-Ring

saturating the double bonds in nitrile=s butadiene segments with hydrogen. HNBR has superior heat, ozone, chemical resistance and mechanical characteristics over standard Nitrile. Petroleum based oils and fuels Aliphatic hydrocarbons Vegetable oils Silicone oils and greases Ethylene glycol Dilute acids, bases and salt solutions to moderate temperatures Water and steam to 150 ºC (300 ºF

Is Nitrile Butadiene Rubber A Sustainable Product

High prices and declining supply of petroleum raw materials and natural rubber have increased the rubber manufacturing segment’s appetite for renewable, bio-based feedstock. Butadiene, a key ingredient for NBR,can be produced with the help of renewable raw material sources such as non-food biomass. Sugar, glycerin, and other plant-based raw materials are evolving as economically viable

R1001 HNBR Datasheet Test Report

It’s the customer’s responsibility to evaluate prior to use. Marco Compound # R1001 70 Durometer, Black, HNBR Nitrile Technical Datasheet Common Names: HNBR (Hydrogenated acrylonitrile butadiene rubber), Hydrogenated Nitrile General Description: Hydrogenated Nitrile was specifically developed for increased temperature resistance and better compatibility with new automotive fuels

Engineered Sealing NITRILES (Buna-N, NBR) Solutions for

Petroleum lubricants, seawater, diesel fuel. N4180-80 -40˚ +250˚ 80 General purpose. Petroleum lubricants, seawater, diesel fuel. N1210-90 -30˚ +275˚ 90 Low compression set, extrusion resistant. Petroleum lubricants. HYDROGENATED NITRILES (HSN, HNBR) N1173-70 -25˚ +300 70 General purpose HNBR, abrasion and high temperature resistance N1231-80 -25˚ +300˚ 80 Explosive decompression

Hydrogenated Nitrile Butadiene Rubber (HNBR) Market Report

The increasing demand for hydrogenated nitrile butadiene rubber (HNBR) from various end-use sectors such as automotive, medical, construction, and petroleum and gas are the major factors driving the development of the global hydrogenated nitrile butadiene rubber (HNBR) market. The automotive industry for hydrogenated nitrile butadiene rubber is a significant end-use sector where high demand is

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

18/6/2020· Although its physical and chemical properties vary depending on the polymer’s composition of nitrile, this particular type of synthetic rubber is unusual in being generally resistant to oil, fuel, and other chemicals. So, the more nitrile within the polymer, the higher the resistance to oils but the lower the flexibility of the material. Nitrile is the most widely used elastomer in the seal

Nitrile / NBR | O-Ring

Presently, the seal industry’s most widely used and economical elastomer, acrylonitrile butadiene rubber coines excellent resistance to petroleum-based oils and fuels, hydraulic fluids and alcohols, with a good balance of low compression set, high tensile strength, and high abrasion resistance. Nitrile-PVC Blends. Manufactured from low ACN & Medium ACN-NBR rubber fluxed with PVC in ratios

Nitrile rubber - Wikipedia

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. Trade names include Perbunan, Nipol, Krynac and Europrene.This rubber is unusual in being resistant to oil, fuel, and other chemicals. NBR is used in the automotive and aeronautical industry to make fuel and oil handling

309 2 - Hydrogenated Nitrile Butadiene Rubber (HNBR) | EMI

Acrylonitrile or Nitrile as it’s more commonly referred to, is a copolymer of Acrylonitrile and Butadiene. The Nitrile content varies in commercial products from 18% to 50%, the higher the Nitrile content the better the resistance to petroleum oils and hydrocarbon fuels, but low temperature flexibility decreases.

HNBR O-Rings Hydrogenated Nitrile Upgrade from Buna-N

Choose Marco Rubber & Plastics for your HNBR O-Rings. As the world''s largest o-ring inventory network, Marco Rubber''s direct purchasing power can deliver substantial savings on Buna-N o-rings. Our custom size Buna-N o-rings can typically be supplied without additional tooling fees within a few weeks. Order HNBR o-rings online today, call 800-775-6525 to discuss your specific appliion with a

Is NBR chemical resistant? – Idsemergencymanagement

5/4/2021· HNBR is the hydrogenated form of nitrile rubber. It is a synthetic copolymer of acrylonitrile and butadiene. HNBR or hydrogenated nitrile rubber is widely used due to its physical strength and retention of properties even after the exposure to heat, oil, and chemicals. 1. Overview and Key Difference 2. What is NBR 3. What is HNBR 4.

HNBR or 847-298-4200. Rahco Rubber, Inc. makes no expressed or implied warranty

Parker''s Rotary Seal Design CClliippppe err

to petroleum-based hydraulic fluids and is resistant to hydrocarbon solvents. Standard Nitrile has poor resistance to ozone, ketones, automotive or aircraft brake fluid, and steam or hot water. Standard Nitrile is recommended for operating in temperatures ranging from -20 to +250 °F (-29 to +121 °C) and offers good mechanical properties and abrasion resistance. H1L50 & H1L70 — Low Temp

Material Guide | Polymer Manufacture | Elastomer Moulding

PU Rubber is a useful, versatile rubber material due to its high levels of durability and resistance to oxidation, ozone and petroleum-based fuels and oils. This makes it a great solution as custom polyurethane moulded products for oil and gas appliions. Polyesters have similar physical properties to those of polyethers but tend to be more superior.

Rubber Material Selection Guide HNBR or Highly Saturated

HNBR or Highly Saturated Nitrile . ydrogenated Acryonitrile Butadiene Abbreviation HNBR ASTM D-2000 Classifiion DH Chemical Definition Hydrogenated Acrylonitrile Butadiene RRP Compound Nuer egory 30000 Series. ♦ Physical & Mechanical Properties Durometer or Hardness Range 30 – 95 Shore A Tensile Strength Range 1,500 – 3,500 PSI Elongation (Range %) 90 % – 550 % Abrasion

Oil Resistant Tank Liners

As the only lining made with HNBR (hydrogenated nitrile butadiene rubber), Enduraflex V627BNI is ideal for environments where petroleum oil is present because it has resistance to oil exposure. It''s known for its physical strength and retention of properties, even after long-term exposure to heat and oil. And even better, with proper installation and conditions, our oil resistant tank linings

Polymers | Free Full-Text | Synthesis of Low Temperature

24/11/2021· Hydrogenated Nitrile Rubber (HNBR) is widely used in aerospace, petroleum exploration and other fields because of its excellent performances. However, there remains a challenge of balancing the oil resistance and the low temperature resistance for HNBR. In this work, a series of grafted carboxyl nitrile rubber (XNBR) was prepared by the esterifiion reaction between active functional groups

Hydrogenated Nitrile - HNBR Rubber Compounds - Techno Ad

HNBR’s are usually peroxide cured. They can also be sulfur cured to improve properties of flexibility in dynamic systems, but this will reduce the compound’s heat resistance and cause poorer compression set. Advantages: HNBR rubber compounds perform well in petroleum based oils and fuels, aliphatic hydrocarbons, vegetable oils, silicone oils and greases, ethylene glycol, water and steam to