背板革命：SKW 的双重保护背衬如何使您的屋顶寿命延长 10 年
The Hidden Failure Point: Why Backing Matters Traditional Backing Failure Analysis: Corrosion Rate Comparison: Backing Type First Rust (Years) Full Failure (Years) Galvanized 4.2 10.8 Aluminum 7.5 16.3 SKW AZ150+PVDF 15.1 27.4 Metallurgical Breakthrough: AZ150 Chemistry Alloy Composition Science: Protection Mechanism: PVDF Coating: The Molecular Shield Coating Technology: Performance Metrics: Parameter Standard Coating SKW PVDF […]