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Rubber Data Chart


 

NATURAL
RUBBER

SBR

EPDM

NEOPRENE

HYPALON*

NITRILE
NBR


SILICONE


VITON*

COST FACTOR

1

1

1

2

3

2

6

15

HARDNESS RANGE

30-95

40-95

30-85

30-90

40-85

40-100

40-80

50-95

COLOURS

Full Range

Full Range

Limited Range

Full Range

Limited Range

Limited Range

Limited Range

Limited Range

HEAT RESISTANCE (C)
Maximum Continuous
Maximum Intermittent


75C
105C


85C
115C


130C
150C


95C
125C


130C
160C


100C
130C


205C
300C


205C
300C

LOW TEMPERATURE RESISTANCE

-60C

-55C

-50C

-40C

-25C

-20C

-60C
(special grades -80C)

-20C

RESISTANCES
Oxidation
Ozone & Weathering


Fair
Poor


Fair
Poor


Excellent
Outstanding


Very Good
Very Good


Excellent
Outstanding


Good
Fair


Excellent
Outstanding


Outstanding
Outstanding

OIL RESISTANCE
*ASTM Oil No. 1 @ 20C
@ 100C
*ASTM Oil No. 3 @ 20C
@ 100C


Poor
Unsatisfactory Unsatisfactory
Unsatisfactory


Poor
Unsatisfactory
Unsatisfactory
Unsatisfactory


Fair
Unsatisfactory
Unsatisfactory
Unsatisfactory


Excellent
Good
Good
Fair


Excellent
Good
Excellent
Fair


Excellent
Good
Excellent
Good

 Excellent
Good
Good
Fair


Excellent
150C Excellent
Excellent
150C Excellent

FUEL RESISTANCE
*ASTM FUEL B @ 40C

Unsatisfactory

Unsatisfactory

Unsatisfactory

Poor

Poor

Fair

Unsuitable

Excellent

SOLVENT RESISTANCE (20C)
Alcohol
Acetone
Benzene


Good
Fair
Unsatisfactory


Good
Fair
Unsatisfactory


Good
Good
Unsatisfactory


Good
Fair
Unsatisfactory


Good
Fair
Unsatisfactory


Good
Unsatisfactory
Unsatisfactory


Good
Fair
Unsatisfactory


Good
Unsuitable
Good

CHEMICAL RESISTANCE
Acids
Bases


Fair
Good


Fair
Good


Good
Good


Good
Fair


Very Good
Good


Good
Fair


Fair
Fair


Excellent
Good

PHYSICAL STRENGTH

Excellent

Good

Good

Good

Good

Good

Poor

Good

COMPRESSION SET

Good

Good

Good

Fair to Good

Fair

Good

Fair

Good

TEAR & ABRASION RESISTANCE

Excellent

Good

Good

Good

Good

Good

Poor

Good

RESILIENCE

Excellent

Good

Very Good

Very Good

Fair

Good

Good

Fair

PERMEABILITY TO GAS

Poor

Fairly Low

Fairly Low

Low

Low

Low

Fairly Low

Very Low

ELECTRICAL STRENGTH

Excellent

Excellent

Excellent

Good

Good

Poor

Excellent

Good

FLAME RESISTANCE

Poor

Poor

Poor

Self- extinguishing

Good

Poor

Good

Self- extinguishing

WATER RESISTANCE

Very Good

Good

Excellent

Good

Very Good

Good

Good

Good


The aromatic content of oils has a moderate swelling effect on rubber. ASTM Oil No.1 (Flash point 243C, Aniline point 124C) has a swelling effect.
ASTM Oil No. 3 (Flash point 163C, Aniline point 70C) has a sever swelling effect. Both oils are petroleum based and are fully described in ASTM D471.

* Du Pont Registered Trade Mark

 

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Last modified: 01/19/12