Folding drying racks are now widely used, but when used, it will rust, but why does it rust? Today Xiaobian introduces the knowledge that I know to everyone, let's take a look! 
The reason why the drying rack is rusted is mainly because the drying racks produced by some manufacturers are treated by solution treatment, so that its corrosion resistance is relatively poor, and because of the inherent intergranular corrosion, we can add titanium and niobium to it. It can reduce intergranular corrosion. The most important point is that stainless steel is very corrosive in the presence of chloride ions. We need to wipe it frequently.
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Editor: China drying rack net - dew for frost
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