This standard describes tests for resis ance to accelerated aging or heat of vulcanized elastomers. Two types of testing methods are recommended: the air oven method (using a normal air oven or a compartmented oven) and the oxygen pressure method.
NBN T 31-005-1976 history
1976NBN T 31-005-1976 Vulcanized rubers- Accelerated ageing or heat restance tests