Báwo ni a ṣe le yan ohun elo ṣiṣan roba to tọ fun awọn ipo iṣẹ otutu-giga (150°C)?

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Fun awọn iṣẹlẹ otutu to ga julo (awọn ile-iṣẹ adiro, awọn apoti ẹrọ, awọnPipeline kemikali otutu giga), yiyan ohun elo da lori ibiti otutu gangan:

– 150-180?: EPDM ti o ni resistance ijinle-giga (toye, ipilẹ idena-ooru gbigbe);

– 150-200?: FVMQ (rọba fluorosilicone, resistance oju-ọjọ to dara + resistance iwọn otutu giga);

– 200-300?: FFKM (perfluoroelastomer, ti o dara ju resistansi iwọn otutu giga lọ laarin awọn ohun elo roba, fun awọn ipo iwọn otutu giga to gaju).

Pẹlú, a ṣe iṣeduro lilo apẹrẹ idasilẹ kekere ti eruku roba, pẹlu pọndandan to yẹ ati ìfọwọ́ra iná inú ti ń ṣiṣẹ́ fun ṣiṣẹ́ àfiyèsí ìkànsí àtúnṣe iwọn otutu giga.

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