| TYPICAL MATERIAL PROPERTIES | |||||||||
|
Natural
Rubber
|
E.P.D.M.
|
Neoprene
|
Nitrile
|
HNBR
|
Fluorocarbon
Viton®
|
Silicone
|
Flurosilicone
|
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| Max Continuous degrees °C |
70
|
120
|
100
|
120
|
150
|
200
|
200
|
180
|
|
| Max Intermittent Temp °C |
100
|
150
|
120
|
150
|
170
|
250
|
250
|
200
|
|
| Low Temperature Flexibility |
-50
|
-45
|
-40
|
-20
|
-15
|
-15
|
-60
|
-60
|
|
| Hardness Range |
30-95
|
40-95
|
30-95
|
40-95
|
50-95
|
50-98
|
20-80
|
40-80
|
|
| Tensile Strength |
Excellent
|
Good
|
Good
|
Good
|
Very Good
|
Very Good
|
Poor
|
Poor
|
|
| Compression Set |
Good
|
Good
|
Fair to Good
|
Good
|
Good
|
Good
|
Good
|
Good
|
|
| Tear & Abrasion Resistance |
Excellent
|
Good
|
Good
|
Good
|
Very Good
|
Good
|
Poor
|
Poor
|
|
| Permeability to Gases |
Poor
|
Fairly Low
|
Low
|
Low
|
Low
|
Very Low
|
Fairly Low
|
Fairly Low
|
|
| Flame Resistance |
Poor
|
Poor
|
Self Extinguishing
|
Poor
|
Poor
|
Self Extinguishing
|
Excellent
|
Excellent
|
|
| Water Resistance below 80 °C |
Very Good
|
Excellent
|
Good
|
Good
|
Good
|
Good
|
Good
|
Good
|
|
| Ozone & Weathering |
Poor
|
Outstanding
|
Good
|
Fair*
|
Good
|
Outstanding
|
Outstanding
|
Outstanding
|
|
| Cost Factor |
1
|
1
|
2
|
2
|
6
|
15
|
4
|
40
|
|
|
* When compounded for Ozone resistance
|
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The above information is provided as a guide only and suitability may be infuenced by other factors eg. Temp, Pressure etc. Specific recommendations will be given in response to full information Viton® is a registered trademark of DuPont Dow Elastomers |
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Techmould Ltd
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