ISO 188:2011 specifies accelerated ageing or heat resistance tests on vulcanized or thermoplastic rubbers. Two methods are given:
Method A: air-oven method using a cell-type oven or cabinet oven with low air speed and a ventilation of 3 to 10 changes per hour;
Method B: air-oven method using a cabinet oven with forced air circulation by means of a fan and a ventilation of 3 to 10 changes per hour.