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Packaging steel strip mixed acid profile

by:Hongmei     2020-04-09
Packaging steel strip pickling profile of strip steel mix strip used in pickling pickling refers to two or two or more of the acid pickling. With the method of mixed acid can obtain fast pickling speed, for example, USES 5% hydrochloric acid solution plus 2. After 5% hydrogen 気 acid mixed acid solution, the role of 10 times faster than 10% hydrochloric acid solution. Using mixed acid pickling, for manufacturing equipment requires a high degree of corrosion resistance of materials used for. All kinds of acid requires a separate tank, pump, mixer and ingredients. All sorts of pickling steam needs to be more thin gas extraction device and cleaning device. Mixed acid compared with ordinary steel pickling, acid consumption is very large, because of the mixed waste acid cannot regenerate, and according to the high content of free acid content of neutralization and discharge.
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