Copper door is a new kind of door, because it is made of copper, and its chemical quality is relatively stable, so it usually has too much maintenance. However, the copper plate used for Suzhou copper door is formed by spraying paint after treatment and baking paint at high temperature. If the baking paint on the surface is scratched, the copper plate will be exposed.

山东铜门的使用寿命很长，但在使用的过程中，磕磕碰碰在所难免，暴露的铜板久而久之势被空气所氧化，从而生成铜绿。

The service life of Shandong copper door is very long, but in the process of use, bumps are inevitable, and the exposed copper plate is oxidized by the air over time, resulting in the formation of green.

1、可以先把刮的地清洗干净，然后在山东铜门口处涂上指甲油或者防锈油来使铜板与空气，从而大幅减缓铜门的氧化。

1, you can first clean the scraped land, and then apply nail polish or antirust oil to the copper doorway of Shandong to make copper plate and air, thereby greatly reducing the oxidation of copper gate.

山东铜门

Tongmen, Shandong

2、如果时间和条件充裕的话，平常多用清洁剂对山东铜门口处进行擦洗，并用干毛巾进行擦干，长期保持铜门口处干燥的话也能延缓铜门生锈。

2. If the time and conditions are sufficient, usually use detergent to scrub Shandong copper door, and dry it with dry towel. If the copper door is kept dry for a long time, it can also delay the rusting of copper door.

不管是何种门，都有被空气氧化的过程。铜门也不例外，只不过铜门相对于其他门类来说要长的多。因此，平常正养山东铜门，经常做好铜门的清洁能大大延缓铜门被空气氧化的时间，从而大幅铜门寿命。

No matter what kind of door it is, it has the process of being oxidized by air. Copper gate is no exception, but it is much longer than other categories. Therefore, we are usually raising Shandong copper door, and often do a good job in cleaning the copper door can greatly delay the time when the copper door is oxidized by air, so as to prolong the service life of the copper door.