Chromium is a multivalent metal, the most common of which are Cr (III) and Cr (VI). Among them, the toxicity of Cr (VI) is more than 100 times of that of Cr (III), which has a very large toxic effect on human beings, animals and aquatic organisms. It is listed as a class I carcinogen by the internat…
During the production process of lubricating grease, some inorganic anions, especially fluorine and chlorine, may be introduced. These inorganic anions can produce inorganic acids in acidic environments, causing corrosion to industrial equipment and reducing the service life of machinery ， Ion chrom…
The coolant mainly consists of water, antifreeze, corrosion inhibitor, defoamer, etc. The addition of antifreeze can effectively control the freezing point of coolant products and prevent the water tank from freezing or even cracking. The function of corrosion inhibitors is to prevent corrosion of m…
