Causes and Solutions for Rust on PPGI Steel Paint Film Surface
One common issue with outdoor PPGI material is surface rusting. Some coatings labeled as rust-resistant for 10-25 years develop rust spots within less than a year. What causes this phenomenon? And how can we resolve or prevent it? Causes of Rust Formation on PPGI Steel Coatings Production-Related Factors Uneven or insufficient zinc coating thickness: The […]
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