GB/T 39690.2-2020 《Plastics—Mixtures of polypropylene (PP) and polyethylene (PE) recyclate derived from PP and PE used for flexible and rigid consumer packaging—Part 2：Preparation of test specimens and determination of properties》 Related products

GB/T 39690.2-2020 specifies the preparation and performance determination method of PP and PE recovery mixture samples for flexible and rigid consumer products Encasement for molding and extrusion, which is not applicable to the recovery of dangerous goods Encasement. The standard specifies that the samples are prepared according to ISO 19069-2 and tested according to specific methods, and the state is to be adjusted. The method of determining the proportion of PP and PE is specified. The performance measurement is based on ISO 10350-1. The experiments are mostly carried out at (23 +/- 2) ° C, which provides important specifications for related industries.