How to repair a piece of paint on the security door?

Treat that piece first, then spray Sanhe's anti-rust primer (also self-spraying), wait for the anti-rust primer to dry, and then spray the self-spraying paint with color! This will be a little better, and there will be no rust problems in the future!

The anti-theft door is generally plastic powder, which is powder spraying, not paint. If you're worried about rust, you can spray some self-spraying paint!

Yes, if it is a transfer print, you can buy reddish-brown self-spraying paint, if it is spraying, you can buy some plastic powder, and take pine perfume to mix it. Now a lot of it is metallic paint.

Do steel plates still rust? If you are afraid of rust, ask others for a little anti-rust paint to apply first, and then spray. The color of the patch is not easy to be consistent.

Just repaint.

The anti-theft door is equipped with an anti-theft lock, which can resist abnormal opening under certain conditions for a certain period of time, and has a certain safety protection performance and meets the corresponding anti-theft security level.

The full name of the security door is "security door". It combines anti-theft and security performance. According to the provisions of the "General Technical Conditions for Anti-theft Security Doors", qualified anti-theft doors cannot be pried open within 15 minutes by using ordinary hand tools such as chisels, screwdrivers, crowbars and portable power tools such as hand drills, or open an opening of 615 square millimeters on the door leaf, or open an opening of 38 square millimeters in a semicircle of 150 square millimeters of locking points.

And the locks used on the anti-theft door must be a special lock for the anti-theft door with anti-drilling function that has been tested and qualified by the testing center of the Ministry of Public Security. The anti-theft door can be made of different materials, but only the door that meets the standard test and receives the safety product production certificate can be called an anti-theft door.

If you're just afraid of rust! Self-painting is good!

The paint of the security door is sprayed on the steel plate, and the furniture has broken a piece of paint the size of a fingernail, and the primer can be seen. Since the security door is in 2004, the manufacturer can not be found, I don't know what good way to repair it? Is it possible to spray it with a small can of "self-spraying paint"?

The main thing is to worry about rust.