resistant to low concentration of acid and alkali, high elasticity, not easy to age, long service life; high resistance. . . . . 2 0 2 0 0 6 0 9 the natural vulcanization phenomenon caused by long-term storage of rubber pipes in an environment with corrosive gases or long-term exposure to sunlight is called rubber aging phenomenon. it is mainly manifested as increased weight, volume expansion, . . . see more recommended products for winding and braided hose (ss1234.com) -chinese
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