La présente norme décritdes méthodes devieillissement accéléré ou d'exposition à la chaleur destinées à évaluer par élévation de la température, la résistance relative des caoutchoucs à la détérioration dans le temps.
<p>ISO 188:2007 specifies accelerated ageing or heat resistance tests on vulcanized or thermoplastic rubbers. Two methods are given:</p> <p>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;</p> <p>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.</p>
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