How To Clean The Screws Without Rust?

If the screw is installed for a long time, its appearance will be slowly coated with a layer of yellowish brown rust, which will not only affect the appearance, but also have an uncertain impact on the items installed with the screw over time. How can we remove this layer of rust?

After the screws have been used for a long time, they also need to be cleaned. How should they be cleaned so as not to rust the screws?

You may often see the above problems in daily life, so let's let the small editor guide you to understand how to solve them.

First of all, please pay attention not to scratch the surface when washing the screws, and avoid using bleach ingredients, detergent containing abrasives, steel wire balls, grinding tools, etc. Second, to remove the detergent, clean water should be used to wash the surface after washing.

In addition, for the common cleaning of screw surface stains in daily life, you can refer to the following examples:

1. Binder composition: Clean the screws with alcohol or organic solution.

2. Fingerprint on screw surface: Use alcohol or organic solvent (ether, benzene), dry with soft cloth, and then wash with water.

3. Discoloration due to welding heat: wash with 10% nitric acid or hydrofluoric acid solution, then neutralize with dilute ammonia water, soda carbonate solution, and then wash with water for special washing drugs.

4. Adhesion of organic carbide: soak in hot neutral detergent or ammonia solution and then wash with detergent containing weak abrasive.

5. Dust and easy to remove dirt: wash with soap, weak detergent or warm water.

6. Fat, oil and lubricating oil pollution: after being wiped dry with soft cloth or paper, use neutral detergent or ammonia solution or special detergent to wash.

7. Rust caused by contamination on the screw surface: use nitric acid (10%) or abrasive detergent to wash - use special detergent to clean CD screws.

8. Too many rainbow lines: caused by detergent or oil, use warm water neutral detergent when washing.

9. Label and film: scrub with warm water and weak detergent.

10. Bleaching agent and various acids adhesion: wash with water immediately, soak in ammonia or neutral soda water solution, and then wash with neutral detergent or warm water.