Day: 2026年10月19日

Although PPGL (pre coated aluminum zinc steel coil) has excellent corrosion resistance and weather resistance, its aluminum zinc alloy coating (55% aluminum) has inherent shortcomings and is not suitable for all scenarios. Using the wrong environment can accelerate corrosion, so it is important to pay attention to the following limitations.Clearly not applicable: Four types of…

PGL (Pre coated Aluminum Zinc Steel Coil) is a high-performance building board made of 55% aluminum zinc alloy coated steel plate as the substrate, baked and coated with continuous color coating line. Its weather resistance life largely depends on the topcoat coating system, and there are currently four main types on the market:PE polyester coatingThe…