What is the secret of surface treatment to extend the service life of aluminum by more than 2 times?

Aluminum will be contaminated with various oil stains during processing, transportation and storage, such as lubricating oil, anti-rust oil, etc. If it is not completely removed, it will affect the adhesion of the subsequent coating.

How to analyze the content of sodium hydride and aluminum in the aluminum alkali etching tank

Accurate analysis of sodium hydroxide and aluminum content in aluminum etching baths is essential to ensure the stability of the alkali etching process and the quality of the aluminum surface treatment. The following is an introduction to the common analytical methods: analysis of sodium hydroxide contentPrinciple of acid-base titration: utilization

Analysis of degreasing method of degreasing agent!

There are many formulations of degreasers, which can be divided into three types: neutral, alkaline and acidic.

What is the main function of aluminum passivator?

Aluminum is a relatively active metal, so a very thin oxide film will spontaneously form in the air, and it has high corrosion resistance in the atmosphere.

Application of aluminum colorants

Aluminum colorants can form various colors on the surface of aluminum and its alloys, improve decoration and corrosion resistance, and are widely used in many fields