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Polypropylene Chemical Resistance Guide - HMC Polymers
www.hmcpolymers.comPP chemical resistance capability HMC polypropylene resins have outstanding resistance to water and other inorganic environments. In most aqueous environments, its weight increase is less than 0.2% when it has been stored for 6 months at ambient temperatures. When the temperature is increased to 60°C (140°F), the weight increase