Robinson Rubber Products NR – Natural Polyisoprene Rubber, Natural Rubber

Identification & Functionality

Chemical Family: Natural Rubbers
Polymer Name: Natural Rubber Latex
Technologies: Elastomers
Product Families: Elastomers — Parts & Shapes
Chemical Resistance: Acids, Dilute
Acids, Concentrated
Acids, Organic (Dilute)
Acids, Organic (Concentrated)
Acids, Inorganic Fair to Excellent
Poor to Good
Fair to Good
Good
Good

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

Features & Benefits

Materials Features: Chemical Resistant,
Good Abrasion Resistance,
Good Adhesion,
Good Flex Crack Resistance,
High Gas Permeability,
High Impact Resistance,
Oxidation Resistant,
Radiation Resistant,
Resilient,
Steam Resistant,
Vibration Damping,
Water Resistant

Applications & Uses

Markets: Automotive & Transportation,
Consumer Goods
Applications: Consumer Goods — Apparel
Automotive & Transportation — Automotive
Tires
Plastics & Elastomers End Uses: Gloves,
Tires
Plastics & Elastomers Processing Methods: Compression Molding,
Injection Molding,
Transfer Molding

Properties

	Value	Units	Test Method / Conditions
Low Temperature Range	- 20 to - 70	°F	—
Minimum for Continuous Use (Static)	-60	°F	—
Brittle Point	-80	°F	—
High Temperature Range	180 - 220	°F	—
Maximum for Continuous Use (Static)	180	°F	—

Knowde Enhanced TDS