Alloy degreaser degreaser chemical manufacturer Hollen

Alloy degreaser to use: 1. Follow the recipe sulfuric acid slowly added to the water, stir slowly adding hydrochloric acid, add water to the required volume, adding pickling degreasers, stir work; 2. If commercial When industrial sulfuric or hydrochloric acid concentration is not enough, as appropriate, should increase the amount of the formulation; 3. process, if found rust effect is reduced, proportionately (1 part of sulfuric acid, hydrochloric acid 2 parts), as appropriate, adding sulfuric acid and hydrochloric acid. If it is found the iron matrix had corrosion, should be added to HL-6 degreasers 3 to 5 ml / liter.