|
|
1
= Excellent |
2 = Very Good |
3 = Good |
4 = Moderate
| 5 = Slight
| 6 = Poor
|
Properties |
NR |
IR |
SBR |
BR |
IIR |
EPDM |
NBR |
ECO |
CR |
CSM |
AU |
T |
Q |
FKM |
ACM |
PUR |
PTFE |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Ult. Tensile strength,
not reinforced |
1 |
2 |
5 |
6 |
4 |
5 |
5 |
5 |
3 |
5 |
2 |
6 |
6 |
5 |
6 |
1 |
1 |
Ult. Tensile strength,
reinforced |
1 |
2 |
2 |
4 |
3 |
3 |
2 |
3 |
2 |
3 |
1 |
5 |
4 |
3 |
3 |
- |
1 |
|
Elongation at break |
1 |
1 |
2 |
3 |
2 |
3 |
2 |
3 |
2 |
3 |
2 |
4 |
4 |
3 |
3 |
2 |
3 |
|
Rebound resilience |
2 |
2 |
3 |
1 |
6 |
3 |
3 |
2 |
3 |
4 |
3 |
4 |
3 |
5 |
5 |
2 |
- |
|
Abrasion resistance |
2 |
2 |
2 |
1 |
3 |
3 |
2 |
3 |
2 |
3 |
1 |
5 |
5 |
4 |
4 |
1 |
3 |
|
Initial tear resistance |
2 |
2 |
3 |
5 |
3 |
3 |
3 |
3 |
2 |
4 |
3 |
4 |
6 |
3 |
4 |
1 |
2 |
|
Elec. Volume resistivity |
1 |
1 |
2 |
2 |
2 |
2 |
4 |
5 |
3 |
4 |
3 |
3 |
1 |
4 |
4 |
2 |
1 |
Temperature range
hot air °C |
+90 |
+90 |
+100 |
+100 |
+140 |
+150 |
+130 |
+145 |
+120 |
+130 |
+120 |
+140 |
+200 |
+220 |
+160 |
+80 |
+260 |
Temperature range
cold air °C |
-50 |
-40 |
-40 |
-60 |
-40 |
-40 |
-40 |
-40 |
-30 |
-40 |
-20 |
-30 |
-80 |
-25 |
-20 |
-35 |
-190 |
|
Ageing resistance |
3 |
3 |
3 |
3 |
2 |
1 |
3 |
2 |
2 |
2 |
2 |
3 |
1 |
1 |
2 |
1 |
1 |
|
Resistance to ozone |
4 |
4 |
4 |
3 |
2 |
1 |
3 |
2 |
2 |
2 |
2 |
2 |
1 |
1 |
2 |
1 |
1 |
|
Resistance to petrol |
6 |
6 |
4 |
5 |
6 |
5 |
1 |
1 |
2 |
2 |
1 |
1 |
5 |
1 |
1 |
2 |
1 |
|
Resistance to oil and grease |
6 |
6 |
5 |
6 |
6 |
4 |
1 |
1 |
2 |
2 |
1 |
1 |
1 |
1 |
1 |
2 |
1 |
|
Resistance to acids |
3 |
3 |
3 |
3 |
2 |
2 |
3 |
5 |
2 |
2 |
5 |
3 |
5 |
1 |
5 |
6 |
1 |
|
Resistance to alkalis |
3 |
3 |
3 |
3 |
2 |
2 |
3 |
5 |
2 |
2 |
5 |
3 |
5 |
1 |
5 |
6 |
1 |
|
Hot Water |
3 |
3 |
2 |
3 |
1 |
2 |
3 |
4 |
3 |
3 |
5 |
3 |
5 |
2 |
5 |
6 |
1 |
|
|
|