How to maintain the outer layer of cast iron fence for a longer time:
1、 Cast iron needs to be cleaned, polished and sprayed with antirust paint.
2、 The surface of cast iron fence is pickled.
3、 The outer layer of cast iron fence shall be dedusted regularly. Soft cotton cloth for dust removal.
4、 Pay attention to moisture. In recent years, acid rain has been rampant in most parts of China. The rainwater left on the cast iron fence should be wiped dry immediately after the rain. Although it is a little troublesome, it works very well. It can protect the outer layer of cast iron fence from infringement.
5、 Anti corrosion, try to avoid acidic and alkaline chemicals from contacting the appearance of cast iron fence.
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