What are the causes of rust of CD pattern screws?

Publish time: 20 Apr 22

In our daily life, such as some electronic products, digital mobile phones, clothing accessories can be seen on the figure of CD screws, but with a long time, it is easy to rust, can not be used normally.  Next, the Stain brushed screws manufacturer talk sto you: what are the reasons will lead to CD pattern screw in rust ?
1. Because most of the dust particles attached to the metal surface, in a humid atmosphere, condensed water attached to the iron screw, the two connected into a micro battery, resulting in electrochemical reaction, its protective film received damage, known as electrochemical corrosion.
2. Iron screw adhesion of organic juice, water in the oxidized environment forms organic acids, while organic will permanently corrupt the metal surface, resulting in rust of CD screw.
3. Thread surface adhesion includes 3 points: ferric acid, alkali, salt material, resulting in corrosion of part of the metal surface, resulting in rust of CD pattern screw.
4. Air pollution can also lead to chemical corrosion and rust.
The above points are our factory to sort out the reasons why CD pattern screws are easy to rust, and I hope to help you.  We do CD pattern screw also have 20 years of production and processing experience, mature technology, reasonable price, if you need, welcome to inquire!