خاتم وإمدادات الجنيه الاسترليني (STCC) OREPD346 O-Ring، رقم 346 قياسي جيد للبخار (400 درجة فهرنهايت)، الماء الساخن، ضوء الشمس، زيوت وشحوم السيليكون، EPDM/EPR/EP، معرف 4-1/8 بوصة، 4-1/2" OD
EPDM rubber (ethylene propylene diene monomer rubber) is an elastomer which is characterized by wide range of applications and good chemical resistance
EDPM is also resistant to ketones, hot and cold water, and steam
EDPM has good heat and compression resistance
EDPM's service temperature -65 F to 302 F (-54 C to 150 C)
EDPM's limitations are oils, gasoline, kerosene, aromatic and aliphatic hydrocarbon, halogenated solvents, concentrated acids, non-polar solvents, petroleum oils and aromatic fuels