International Certification Standard of Automotive-Grade PU Foam for Export Filter Products

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2026-10-18

Export automotive air filters must comply with strict international automotive industry standards, among which PU foam material testing is one of the core inspection items. Many unqualified filter products fail overseas customs inspection and market access due to unqualified glue formulas, excessive volatile substances, and unqualified aging resistance. Formal filter manufacturers strictly produce PU frames according to ISO5011 automotive filter standards and EU environmental protection regulations.

Qualified export-grade PU foam must pass multiple professional tests, including high and low temperature cycle test, aging resistance test, VOC volati

Water Resistance and Anti-Breakage Performance of PU Foam Auto Filter in Rainy and Wet Road Conditions

Dong Sen Filters

Qinghe County Dongsen Auto Parts Co., Ltd. is located in Qinghe County, Xingtai City, Hebei Province. It was established in 2024. Although the company was established a short time ago, it has more than 10 years of production experience. We are a manufacturer specializing in the production of air filters, air conditioning filters and oil filters. The filters produced by our factory serve the domestic and foreign markets and have won unanimous praise from customers in Southeast Asia, Africa, South America and other regions.