纳米涂层适用——户外工程

应用在防护栏上的优点：

1、美观：永不氧化，不会因为氧化发黑影响美观度

2、干净：表面的粉尘和油性脏污经过风吹和雨水冲洗后，自动去污。

3、降低成本：延长使用寿命，有效降低安装费用和材料费用。

4、提高环保：减少有色金属的损耗，和酸洗、镀锌引起的环境污染。

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