DS DS/EN ISO 4577
DS DSEN SO 4577 1999-SEP-13 Plastcs - Polypropylene and propylene-copolymers - Determnaton of thermal oxdatve stablty n ar - Oven method
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This standard specifies a method for the determination of the resistance of moulded test specimens of polypropylene and propylene-copolymers to accelerated ageing by heat in the presence of air using a forced draught oven. The method represents an attempt to estimate the service life of parts fabricated from propylene plastics.