Adaptation Efficiency: G1  G2  G3  G4 Main Features: Large filtration area, high air volume, low resistance, high dust holding capacity     Equipped with surface protective mesh, durable, long service life Washable multiple times, environmentally friendly and economical Product Applications: Used in aerospace, electronics, chemical, semiconductor, wafer, biopharmaceutical, food processing, optics, hospitals, large-scale equipment, baking dust removal systems, and other industries for primary pre-filtration in ultra-clean dust-free workshops and ventilation systems. Material Construction: Frame thickness: 15mm→100mm   (Customizable as needed); Protective mesh material: Stainless steel inner protective mesh, large grid mesh, diamond mesh; Filter media: Stainless steel corrugated mesh, glass fiber, polyester fiber; Filter structure: Pleated Usage Conditions: Recommended operating temperature: Stainless steel + glass fiber ≤300℃, others ≤70℃     Recommended operating humidity: ≤100% Standard Dimensions: 595*290*21     595*490*21     595*595*21     595*290*46      595*490*46     595*595*46      595*290*69      595*490*69     595*595*69      595*290*80      595*490*80     595*595*80      595*290*96      595*490*96