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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