|
NATURAL |
|
|
NEOPRENE |
NITRILE |
ACRYLIC |
SANTO- |
SILICON |
FLUORO- |
|
RUBBER |
SBR |
EPDM |
CR |
NBR |
ACM |
PRENE |
Si |
SILICONE Fsi |
COST |
1 |
1 |
1 |
2 |
2 |
4 |
4 |
6 |
40 |
HARDNESS RANGE |
30-95 |
40-95 |
30-85 |
30-90 |
40-100 |
50-85 |
50-100 |
40-80 |
40-80 |
COLOURS |
FULL RANGE |
FULL RANGE |
LIMITED |
FULL RANGE |
LIMITED |
BLACK |
FULL RANGE |
LIMITED |
LIMITED |
HEAT RESISTANCE (Celsius) MAX CONTINUOUS |
75 |
85 |
130 |
95 |
100 |
150 |
110 |
205 |
180 |
MAX INTERMITTENT |
105 |
115 |
150 |
125 |
130 |
185 |
115 |
300 |
200 |
LOW TEMPERATURE, RESISTANCE |
-60 |
-55 |
-50 |
-40 |
-20 |
-20 |
-40 |
-60 |
-60 |
RESISTANCES (OXIDATION) |
FAIR |
FAIR |
EXCELLENT |
VERY GOOD |
GOOD |
EXCELLENT |
GOOD |
EXCELLENT |
EXCELLENT |
OZONE & WEATHERING |
POOR |
POOR |
OUTSTANDING |
VERY GOOD |
FAIR |
EXCELLENT |
GOOD |
OUTSTANDING |
OUTSTANDING |
OIL RESISTANCE *ASTM OIL No.1 at 20 C |
POOR |
POOR |
FAIR |
EXCELLENT |
EXCELLENT |
EXCELLENT |
EXCELLENT |
EXCELLENT |
EXCELLENT |
at 100 C |
POOR |
POOR |
POOR |
GOOD |
GOOD |
GOOD |
FAIR |
GOOD |
EXCELLENT |
*ASTM OIL No.3 at 20 C |
POOR |
POOR |
POOR |
GOOD |
GOOD |
GOOD |
FAIR |
GOOD |
EXCELLENT |
at 100 C |
POOR |
POOR |
POOR |
FAIR |
GOOD |
FAIR |
FAIR |
FAIR |
EXCELLENT |
FUEL RESISTANCE *ASTM FUEL B AT 40 C |
POOR |
POOR |
POOR |
POOR |
FAIR |
POOR |
POOR |
UNSUITABLE |
FAIR |
SOLVENT RESISTANCE 20C - ALCOHOL |
GOOD |
GOOD |
GOOD |
GOOD |
GOOD |
GOOD |
GOOD |
GOOD |
GOOD |
ACETONE |
FAIR |
FAIR |
GOOD |
FAIR |
POOR |
POOR |
POOR |
FAIR |
POOR |
BENZENE |
POOR |
POOR |
POOR |
POOR |
POOR |
POOR |
POOR |
POOR |
GOOD |
CHEMICAL RESISTANCE ACIDS |
FAIR |
FAIR |
GOOD |
GOOD |
GOOD |
POOR |
GOOD |
FAIR |
GOOD |
PHYSICAL STRENGTH |
EXCELLENT |
GOOD |
GOOD |
GOOD |
GOOD |
GOOD |
GOOD |
POOR |
POOR |
COMPRESSION SET |
GOOD |
GOOD |
GOOD |
FAIR |
GOOD |
GOOD |
FAIR |
GOOD |
GOOD |
TEAR & ABRASION RESISTANCE |
EXCELLENT |
GOOD |
GOOD |
GOOD |
GOOD |
GOOD |
GOOD |
POOR |
POOR |
RESILIENCE |
EXCELLENT |
GOOD |
VERY GOOD |
VERY GOOD |
GOOD |
POOR |
GOOD |
GOOD |
FAIR |
PERMEABILITY TO GASES |
POOR |
LOW |
LOW |
LOW |
LOW |
LOW |
LOW |
LOW |
LOW |
ELECTRICAL STRENGTH |
EXCELLENT |
EXCELLENT |
EXCELLENT |
GOOD |
POOR |
FAIR |
EXCELLENT |
EXCELLENT |
EXCELLENT |
FLAME RESISTANCE |
POOR |
POOR |
POOR |
SELF-EXTINGUISH |
POOR |
POOR |
CERTAIN ONES |
GOOD |
SELF-EXTINGUISH |
WATER RESISTANCE |
VERY GOOD |
GOOD |
EXCELLENT |
GOOD |
GOOD |
POOR |
GOOD |
GOOD |
GOOD |