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Basic Elastomers Properties

Chemical and Physical Tables
Polymer NBR HNBR FKM EP SBR CR IIR VMQ,
Si, PMQ,
PVMQ
Tensile
Strength
(MPa)
6.9-
27.6
31.0-
10.0
3.4-
20.7
2.1-
24.1
3.4-
24.1
3.4-
27.6
13.8-
20.7
1.4-
10.3
Tensile
Modulus at
100% (MPa)
2.0-
15
1.7-
20.7
1.4-
13.8
0.7-
20.7
2.1-
10.3
0.7-
20.7
0.3-
3.4
6.2
Hardness Durometer (Shore A) 20-
100
30-
95
50-
95
30-
90
30-
100
15-
95
30-
80
20-
90
Elongation
(%)
100-
650
90-
450
100-
500
100-
700
450-
600
100-
800
300-
850
100-
900
Compression
Set Rating
Good-
Exc.
Good-
Exc.
Good-
Exc.
Poor-
Exc.
Good-
Exc.
Poor-
Good
Poor-
Good
Good-
Good
Low Temp
 Range °F
-70 to 0 -50 to 0 -50 to 0 -75 to -40 -75 to -55 -70 to -30 -70 to -400 -178 to -90
Low Temp
Range °C
-57 to -18 -46 to -18 -46 to -18 -46 to -18 -59 to -48 -57 to -34 -57
to -40
-117 to -68
High Temp Range °F 210 to 250 250 to 3000 400 to 500 220 to
300
210 to 250 200 to
250
250
to 300
400
to 500
High Temp Range °C 99 to 121 121 to
149
200 to 260 104 to
149
99 to
121
93 to
121
121
to 149
204
to 260
Heat Aging
at 212°F
(100°C)
Good Exc. Exc. Good-
Exc.
Good Good-
Exc.
Good-
Exc.
Exc.
Steam Resistance Fair-
Good
Fair-
Good
Poor-
Good
Exc. Fair-
Good
Fair-
Good
Good-
Exc.
Fair-
Good
Flame
Resistance
Poor Poor Good-
Exc.
Poor Poor Good-
Exc.
Poor Fair-
Exc.
Weather Resistance Fair-
Good
Good-
Exc.
Exc. Exc. Fair-
Good
Fair-
Good
Exc. Exc.
Sunlight Resistance Poor-
Good
Good-
Exc.
Good-
Exc.
Exc. Poor Good-
Exc.
Exc. Exc.
Ozone Resistance Fair-
Good
Good-
Exc.
Exc. Good-Exc. Poor Good-
Exc.
Exc. Exc.
Radiation Resistance Fair-
Good
Fair-
Good
Fair-
Good
Good-
Exc.
Poor-
Good
Fair-
Good
Poor-
Good
Poor-
Good
Oxidization Resistance
(AIR)
Good Exc. Exc. Exc. Fair-Exc. Good-
Exc.
Exc. Exc.
Water
Resistance
Good-
Exc.
Exc. Exc. Exc. Good-
Exc.
Fair-
Good
Good-
Exc.
Exc.
Gas Perme- ability Rating Fair-
Exc.
Fair-
Exc.
Good-
Exc.
Fair-
Good
Fair Fair-
Good
Good Poor-
Fair
Odor Good Good Good Good Good Fair-
Good
Good Good
Taste
Retention
Fair-
Good
Fair-
Good
Fair-
Good
Good-
Exc.
Fair-
Good
Fair-
Good
Fair-
Good
Good-
Exc.
Adhesion to Metals Exc. Exc. Good-
Exc.
Good-
Exc.
Exc. Exc. Good Good-
Exc.
Colorability Exc. Exc. Good-
Exc.
Good-
Exc.
Good Fair Good Exc.
RMA Color
Code
Back - Brown Purple - Red - Rust
Resilience or Rebound
Rating
Good Good Fair-
Exc.
Fair-
Good
Fair-
Exc.
Fair-
Good
Poor-
Good
Good-
Exc.
Vibration Dampening Fair-
Good
Good-
Exc.
Fair-
Good
Fair-
Good
Fair-
Good
Good-
Exc.
Exc. Fair-
ood
Flex Cracking Resistance Good Good Good Good Good-
Exc.
Good Good-
Exc.
Poor-
Good
Tear
Resistance
Good-
Exc.
Good-
Exc.
Fair-
Good
Fair-
Good
Fair-
Exc.
Good-
Exc.
Good Poor-
Good
Abrasion Resistance Good-
Exc.
Good-
Exc.
Good Good Good-
Exc.
Good-
Exc.
Fair-
Good
Poor-
Good
Vacuum
Weight
Loss
Good Good Exc. Exc. Poor Fair Exc. Exc.
Acids (dilute) Good Good Good-
Exc.
Exc. Fair-
Good
Exc. Good-
Exc.
Fair-
Good
Acids (concentrated) Poor-
Fair
Fair-
Good
Good-
Exc.
Exc. Poor-
Fair
Poor Fair-
Exc.
Poor-
Fair
Acid, organic (dilute) Good Good Fair-Good Exc. Good Good-Exc. Good Good
Acid, organic (concentrated) Poor Fair-
Good
Poor-
Good
Fair-
Good
Poor-
Good
Poor-
Good
Fair-
Good
Fair
Alcohols (C1 thru C4) Fair-
Good
Good-
Exc.
Fair-
Exc.
Good-
Exc.
Good Exc. Good-
Exc.
Fair-
Good
Aldehydes (C1 thru C6) Poor-
Fair
Fair-
Good
Poor Good-
Exc.
Poor-
Fair
Poor-
Fair
Good Good
Alkalies
(diluted)
Good Good Fair-
Good
Exc. Fair-
Good
Good Good-
Exc.
Poor-
Fair
Alkalies (concentrated) Poor-
Good
Poor-
Good
Poor Exc. Fair-
Good
Poor Good-
Exc.
Poor-
Exc.
Amines Poor Good Poor Fair-Good Poor-
Good
Poor-
Good
Good Good
Animal & Vegetable oils Good
-Exc.
Good-
Exc.
Exc. Good Poor-
Good
Good Good-
Exc.
Good
Brake Fluid; Dot 3, 4 & 5 Poor Fair Poor-
Fair
Good-
Exc.
Poor-
Good
Fair Good Good
Dlester Oils Fair-
Good
Good Good-
Exc.
Poor Poor Poor Poor-
Good
Poor-
Fair
Esters, Alkyl Phosphate Poor Poor Poor Exc. Poor Poor Good Good
Esters, Aryl Phosphate Poor-
Fair
Poor-
Fair
Exc. Exc. Poor Poor-
Fair
Exc. Good
Ethers Poor Poor-
Fair
Poor Fair Poor poor Poor-
Fair
Poor
Fuel, Aliphatic Hydrocarbon Good-
Exc.
Exc. Exc. Poor Poor Poor-
Good
Poor Poor-
Fair
Fuel, Aromatic Hydrocarbon Fair-
Good
Fair-
Good
Exc. Poor Poor Poor-
Fair
Poor Poor
Fuel, Extended (Oxygenated) Fair-
Good
Good-
Exc.
Exc. Poor Poor Fair Poor Poor
Ketones Poor Poor-
Fair
Good-
Exc.
Poor Poor Poor Poor Poor
Halogenated Solvents Poor Poor Poor Good-
Exc.
Poor-
Good
Poor-
Fair
Poor-
Exc.
Poor
Lacquer
Solvents
Fair Fair Poor Poor Poor Poor Fair-
Good
Poor
L.P. Gases
& Fuel Oils
Exc. Exc. Exc. Poor Poor Good Poor Fair
Petroleum Aromatic -
Low Aniline
Good-
Exc.
Good-
Exc.
Exc. Poor Poor Good Poor Poor
Petroleum Aliphatic -
High Aniline
Exc. Exc. Exc. Poor Poor Good Poor Good
Refrigerant Ammonia Good Good Poor Good Good Exc. Good Exc.
Silicone Oils Good Good-
Exc.
Exc. Exc. Poor Fair-
xc.
Poor Poor-
Fair
Chemical and Physical Tables
Polymer FVMQ ACM EA CSM ECO NR, IR AU, EU
Tensile Strength (MPa) 3.4-9.7 8.6-17.2 6.9-20.7 3-15 10-15 3.4-34.5 6.9-69.0
Tensile Modulus at 100% (MPa) 3.1-3.4 0.7-10.3 0.7-10.3 0.2-10 1-10 0.5-0.8 0.2-34.5
Hardness Durometer (Shore A) 35-80 40-90 35-95 40-100 30-95 20-10 10-100
Elongation (%) 100-480 100-450 200-650 100-700 200-800 300-900 250-900
Compression Set Rating Fair-
Good
Poor-
Good
Poor-
Good
Poor-
Fair
Good-
Fair
Exc. Poor-
Good
Low Temp Range °F -112 to -90 -30 to 0 -35 to -30 -60 to -40 -60 to -15 -70 to -40 -65 to -40
Low Temp Range °C -80 to -68 -34 to -18 -48 to -34 -51 to -40 -51 to -26 -57 to -40 -54 to -40
High Temp Range °F 400 to 450 250 to 350 250 to 350 225 to 270 225 to 275 180 to 220 180 to 220
High Temp Range °C 204 to 232 121 to 177 121 to 177 107 to 132 107 to 135 82 to 104 82 to 104
Heat Aging at 212°F (100°C) Exc. Exc. Exc. Good-
Exc.
Good-
Exc.
Fair-
Good
Fair-
Good
Steam Resistance Fair Poor Poor-
Fair
Poor-
Good
Fair-
Good
Fair-
Good
Poor
Flame Resistance Exc. Poor Poor Good-
Exc.
Poor-
Good
Poor Poor-
Good
Weather Resistance Exc. Exc. Exc. Exc. Good Poor-
Fair
Exc.
Sunlight Resistance Exc. Good-
Exc.
Exc. Exc. Good Poor Good-
Exc.
Ozone Resistance Exc. Good-
Exc.
Exc. Exc. Good-Exc. Poor Exc.
Radiation Resistance Fair-
Exc.
Poor-
Good
Good Poor-
Good
Poor Fair-
Good
Good-
Exc.
Oxidization Resistance (AIR) Exc. Exc. Exc. Exc. Good-Exc. Good Good-
Exc.
Water Resistance Exc. Poor-
Fair
Good-
Exc.
Good Good Exc. Poor-
Good
Gas Permeability Rating Poor-
Good
Good-
Exc.
Exc. Good-
Exc.
Exc. Fair-
Good
Good-
Exc.
Odor Good Fair-
Good
Good Good Good Good-
Exc.
Exc.
Taste Retention Good Fair-
Good
Fair-
Good
Fair-
Good
Good Fair-
Good
Fair-
Good
Adhesion to Metals Good-
Exc.
Good Good Exc. Fair-
Good
Exc. Exc.
Colorability Good-
Exc.
Good Good Exc. Good Poor Good-
Exc.
RMA Color Code Blue - - - - - -
Resilience or Rebound Rating Exc. Fair-
Good
Poor-
Fair
Fair-
Good
Good Exc. Poor-
Good
Vibration Dampening Good Good-
Exc.
Good Fair-
Good
Good Good-
Exc.
Fair-
Good
Flex Cracking Resistance Poor-
Good
Fair-
Good
Good Fair-
Good
Good Exc. Good-
Exc.
Tear Resistance Poor-
Exc.
Poor-
Good
Good-
Exc.
Fair-
Good
Fair-
Exc.
Good-
Exc.
Exc.
Abrasion Resistance Poor Fair-
Good
Good-
Exc.
Good-
Exc.
Fair-
Good
Good-
Exc.
Exc.
Vacuum Weight Loss Exc. Good Fair-
Good
Fair Good Poor Good
Acids (dilute) Exc. Fair Good Exc. Good Fair-
Exc.
Fair-
Good
Acids (concentrated) Good Poor-
Fair
Poor-
Fair
Good-
Exc.
Poor-
Fair
Poor-
Good
Poor
Acid, organic (dilute) Good Poor Good-
Exc.
Exc. Fair Good Fair
Acid, organic (concentrated) Fair Poor Poor-
Exc.
Good Poor Fair-
Good
Poor
Alcohols (C1 thru C4) Fair-Exc. Poor Good-
Exc.
Exc. Fair-
Good
Good-
Exc.
Good
Aldehydes (C1 thru C6) Poor Poor Fair-
Good
Poor-
Fair
Poor Good Poor
Alkalies (diluted) Exc. Fair Good-
Exc.
Good-
Exc.
Fair-
Good
Fair-
Exc.
Poor-
Exc.
Alkalies (concentrated) Good Fair Poor Good-
Exc.
Poor-
Fair
Fair-
Good
Poor
Amines Poor Poor Good Poor Poor-
Good
Poor-
Fair
Poor-
Fair
Animal & Vegetable oils Exc. Good Good Good Exc. Poor-
Good
Fair-
Exc.
Brake Fluid; Dot 3, 4 & 5 Poor Poor Poor Fair Poor Good Poor
Dlester Oils Good-Exc. Good Poor Poor Poor-
Good
Poor Poor-
Good
Esters, Alkyl Phosphate Poor-
Fair
Poor Poor Poor Poor Poor Poor
Esters, Aryl Phosphate Good-
Exc.
Poor Poor Fair Poor Poor Poor
Ethers Fair Poor-
Fair
Poor Poor Good Poor Fair
Fuel, Aliphatic Hydrocarbon Exc; Exc. Good Fair-
Good
Good-
Exc.
Poor Good-
Exc.
Fuel, Aromatic Hydrocarbon Good-
Exc.
Poor-
Good
Poor-
Fair
Fair Good-
Exc.
Poor Poor-
Fair
Fuel, Extended (Oxygenated) Exc. Fair-
Good
Fair Fair Fair-
Good
Poor Fair-
Good
Ketones Good-
Exc.
Poor-
Good
Poor-
Good
Poor Poor Poor Poor-
Good
Halogenated Solvents Poor Poor Poor Poor Fair Fair-
Good
Poor
Lacquer Solvents Poor Poor Poor Poor Fair Poor Poor
L.P. Gases & Fuel Oils Exc. Good Poor Good Exc. Poor Fair-
Good
Petroleum Aromatic - Low Aniline Good Fair Poor Poor Good-
Exc.
Poor Good
Petroleum Aliphatic - High Aniline Good Poor Poor Fair Poor Poor Good
Refrigerant Ammonia Exc. Fair Poor-
Good
Good Poor Good Poor
Silicone Oils Exc. Exc. Good-
Exc.
Exc. Good-
Exc.
Good Exc.
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