|
Data
Sheet
APPLICATIONS
• O-rings and other oil sealing applications.
• Shaft and Valve seals.
• Long term oil resistant applications.
KEY
PRODUCT FEATURES
•
Excellent processability by compression and injection
molding.
•
Excellent long term oil aging stability.
• Good mechanical and heat aging properties.
• Post curing not needed (NPC)
TYPICAL
PRODUCT DATA
Typical
Properties of Uncured Compound
|
Property |
Value |
| Specific
Gravity (±0.05) |
1.23 |
| Appearance |
Off-White |
| Polymer
Classification
(ASTM D-1418) |
VMQ |
|
|
|
TYPICAL PRODUCT PROPERTIES |
|
Typical Properties of Cured Compounds
: |
|
Formulations of Test SpecimensEP8140/70U |
100
parts |
|
|
|
|
|
Curing Agent |
1.0
part |
|
Dicumyl peroxide (40% active paste)Cure
Conditions |
15
min at175°C |
|
|
|
|
|
ASTM TEST |
PROPERTY |
TYPICAL VALUES |
|
D-2240 |
Hardness, Shore A (±5) |
70 |
|
D-412 |
Tensile Strength, MPa. |
9 |
|
D-412 |
Elongation, (%) |
250 |
|
D-624 |
Tear Strength, die B, (kN/m) |
20 |
| AGEING
IN AIR OVEN (70hrs. At 200°C) |
|
D-573 |
Change in Hardness, Shore A |
5 |
|
Change in Tensile Strength (%) |
±10.0 |
|
Change in Elongation (%) |
±20.0 |
|
