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Rubber (Elastomer) Service Selection Guide
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  Rubber (Elastomer) Service Selection Guide
Rubber, otherwise known as an elastomer or polymer is available in a number of molecular configurations or families. Our Elastomer Selection Guide is designed to let you examine the general properties of any family of elastomer (polymer). The ratings reflect the average performance of an elastomer family. Compounding and manufacturing techniques may improve or degrade the performance level noted in the guide.

"We do not want to sell you our elastomer, we want to sell you the right elastomer."

Polymer Selection
Common Name
ASTM Name
ASTM D1418 designation
Specific Gravity (gm/cm3)

Physical Properties at 21C (70F)

1-Excellent . . . 5-Not Recommeded
Tensile Strength -Reinforced, max (psi)
Elongation % - Reinforced, max
Compression Set
Resilience
Permeability Coef.-Nitrogen(1/10^8cm^2)(1/10sec)(1/10atm)
Electrical  Resistivity
Strain Relaxation
Mechanical Properties 1-Excellent . . . 5-Not Recommeded
Impact Strength
Abrasion Resistance
Tear Resistance
Cut Growth

Temperature Effects

1-Excellent . . . 5-Not Recommeded
Tensile Strength % change @ 212F
Tensile Strength % change @ 350F
Elongation % change @ 212F
Elongation % change @ 350F
Strain Relaxation @ 212F
Heat Aging @ 212F
Flame Resistance
Low Temp - Tg (glass transition)
Low Temp Stiffening (F)
Low Temp Brittle Point (F)

Environment Resistance

1-Excellent . . . 5-Not Recommeded
Weather--Sunlight Aging
Oxidation
Ozone
Radiation
Water
Steam

General Chemical Resistance

1-Excellent . . . 5-Not Recommeded
Alkali (Base) Dilute
Alkali (Base) Concentrated
Acid Dilute
Acid Concentrated
Ketones, Oxygenated Solvents (mw < 80)
Chlorinated Hydrocarbons, Degreasers
Aliphatic Hydrocarbons, Kerosene, etc.
Aromatic Hydrocarbons, Benzol, Toluol, etc.
LP Gases, Fuel Oils
Alcohols (mw < 80)
Animal and Vegetable Oils
Synthetic Lubricants - Diester
Brake Fluid, non-petroleum base

Hydraulic Fluids Resistance

1-Excellent . . . 5-Not Recommeded
Petroleum Base
Water Glycol
Silicate Ester
Phosphate Ester

Lubricating Oils Resistance

1-Excellent . . . 5-Not Recommeded
High Aniline (190F +)
Low Aniline Point

Refrigerants Resistance

1-Excellent . . . 5-Not Recommeded
Ammonia
Halogenated
Methyl Chloride
Halogenated + Oil

Taste (1=neutral .... 5=foul)

Odor (1=neutral .... 5=foul)

Non-Staining

Bonding to Rigid Materials

SEALS EASTERN
MOLDING SUCCESS FOR 50 YEARS.

ISO 9001:2000 CERTIFIED - BVQi (NA), Inc.

LEGAL NOTICE: Seals Eastern makes no representations or warranties, implied or otherwise, on the accuracy or completeness of the data herein.

Copyright 2000 Seals Eastern, Inc.

FastDash ™ is a trademark of Seals Eastern, Inc.; OringOnline ® is a registered trademark of Seals Eastern, Inc.; 7182 ™ is a trademark of Seals Eastern, Inc.; AFLAS ® is a registered trademark of Asahi Glass Co., Ltd.; Viton ® is a registered trademark of Dupont Performance Elastomers, LLC.