GB/T 20202-2019
ActiveEthylene-vinyl acetate copolymer (EVA) blown covering film for agriculture
农业用乙烯-乙酸乙烯酯共聚物（EVA）吹塑棚膜
Application Summary AI generated
GB/T 20202-2019 specifies the technical requirements, test methods, inspection rules, and packaging for EVA blown covering film used in agricultural greenhouses and tunnels. It applies to the production and quality control of transparent or diffuse light-transmitting films that provide thermal insulation, high transparency, and anti-drip properties for crop protection. This standard is primarily used by film manufacturers and agricultural regulators to ensure consistent performance in greenhouse cultivation across China.
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Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.