Epdm sealing strip has excellent weather resistance, ozone resistance, heat resistance, acid and alkali resistance, water vapor resistance, color stability, electrical performance, oil filling and room temperature fluidity. Epdm rubber strip can be used for a long time at 120℃ and for short or intermittent use at 150-200℃. The use temperature can be increased by adding suitable anti-aging agent. Epdm rubber crosslinked with peroxide can be used under harsh conditions. Epdm foam article has corrosion resistance, due to the lack of polarity epdm seal strip low unsaturation, polarity of all kinds of chemicals such as alcohol, acid, alkali, oxidant, refrigerant, detergents, animal and plant oil, ketone, and fat, etc all have good resistance to patience, epdm foam article is usually used in the power plant dust collector and dust collecting cover plate between the sealing function.