Robinson Rubber Products NBR – Acrylonitrile Butadiene, Nitrile Rubber, Buna N Rubber

Identification & Functionality

Polymer Name

Acrylonitrile Butadiene Rubber (NBR)

Technologies

Elastomers

Product Families

Elastomers — Parts & Shapes

Chemical Resistance

Acids, Dilute Acids, Concentrated Acids, Organic (Dilute) Acids, Organic (Concentrated) Acids, Inorganic

Good Poor to Fair Good Poor Fair to Good

 

Alcohol’s Aldehydes Alkalies, Dilute Alkalies, Concentrated Amines Animal & Vegetable Oils Brake Fluids, Non-Petroleum Based Diester Oils Esters, Alkyl Phosphate Esters, Aryl Phosphate Ethers Fuel, Aliphatic Hydrocarbon Fuel, Aromatic Hydrocarbon Fuel, Extended (Oxygenated) Halogenated Solvents Hydrocarbon, Halogenated Ketones Lacquer Solvents LP Gasses & Fuel Oils Mineral Oils Oil Resistance Petroleum Aromatic Petroleum Non-Aromatic Refrigerant Ammonia Refrigerant Halofluorocarbons Refrigerant Halofluorocarbons w/ Oil Silicone Oil Solvent Resistance

Fair to Good Poor to Fair Good Poor to Good Poor Good to Excellent Poor Fair to Good Poor Poor to Fair Poor Good to Excellent Fair to Good Fair to Good Poor Poor to Fair Poor Fair Excellent Excellent Good to Excellent Good Excellent Good R-11, R-12, R-13 R-11, R-12 Good Good to Excellent

 

Features & Benefits

Materials Features

Chemical Resistant,

Good Abrasion Resistance,

Good Adhesion,

Good Colorability,

Good Flex Crack Resistance,

Good Sunlight Resistance,

High Impact Resistance,

Oxidation Resistant,

Radiation Resistant,

Resilient,

Steam Resistant,

Vibration Damping,

Water Resistant

Applications & Uses

Markets

Consumer Goods,

Electrical & Electronics,

Industrial

Applications

Consumer Goods — Apparel

Industrial — Chemical & Industrial Manufacturing

Other Industrial Applications

Electrical & Electronics — Wire & Cable

Jacketing & Insulation

Plastics & Elastomers End Uses

Gloves,

Industrial Cable Jacketing

Plastics & Elastomers Processing Methods

Compression Molding,

Injection Molding,

Transfer Molding

Properties

Physical Form

Custom,

Solid

Thermal Properties

	Value	Units	Test Method / Conditions
Low Temperature Range	- 70 to 0	°F	—
Minimum for Continuous Use (Static)	-40	°F	—
Brittle Point	- 70 to 0	°F	—
High Temperature Range	210 - 250	°F	—
Maximum for Continuous Use (Static)	250	°F	—

Physical and Mechanical Properties

	Value	Units	Test Method / Conditions
Durometer or Hardness Range	20 – 95	Shore A	—
Tensile Strength Range	200 – 3,500	psi	—
Elongation	350 – 650	%	—
Abrasion Resistance	Good to Excellent	—	—
Adhesion to Metal	Excellent	—	—
Adhesion to Rigid Materials	Good to Excellent	—	—
Compression Set	Good to Excellent	—	—
Flex Cracking Resistance	Fair to Good	—	—
Impact Resistance	Fair to Good	—	—
Resilience / Rebound	Good	—	—
Tear Resistance	Good to Excellent	—	—
Vibration Dampening	Fair to Good	—	—

Safety & Health

Environmental Performance

Colorability Flame Resistance Gas Permeability Odor Ozone Resistance Oxidation Resistance Radiation Resistance Steam Resistance Sunlight Resistance Taste Retention Weather Resistance Water Resistance

Excellent Poor Fair to Excellent Good Fair to Good Good Fair to Good Fair to Good Poor to Good Fair to Good Fair to Good Good to Excellent