corrosion control

Why Do Industrial Aerosol Valves Suffer Leakage and Structural Pitting? Reference Standard: ASTM D3094 (Standard Test Method for Seep-Age Rate of Aerosol Products) & ISO 9001:2015 (Quality Management Systems Requirements) Short Answer Industrial aerosol valves frequently fail due to volumetric stress relaxation within the elastomer gaskets, where continuous propellant vapor pressure induces polymer creep and micro-gap evolution. Concurrently, aggressive chemical formulations penetrate micro-porous pinholes in tinplate headers, triggering intergranular anodic dissolution that strips internal coatings and causes sudden pinhole punctures. Volumetric Stress Relaxation: The Interfacial Micro-Gap Evolution When chemical distributors evaluate high-volume aerosol can components for multi-year warehouse storage, static mechanical seal retention emerges as the primary risk factor. An … 続きを読む