Alkaline Metal cleaning agent dipping and spray for steel copper aluminium

Be suitable in dipping and spray for steelcopperaluminiummagnesium workpieces.

Brief: work pieces could be corroded easily in strong base, thus, we use week base together with zwitterion and other assistant to compound this JH1213 degreasing agent.

Bath solution compound: Put cold water into the tank till three-quarter with appropriate degreasing agent, then stirring, after, add sufficient water till working level, after, heat bath solution till operating temperature.

Control parameter: compound concentration: 50-80kg/1000l

                 Outlook: colourless or yellowish

                Destiny(25): 1.05-1.1

                 Specific gravity(25degree): 1.05-1.10

                 Ph: 7.5-8.5

                 Spray pressure:0.8-2.0bar

                 Temperature: 50-70degree

                 Disposal time: 3-10minutes

Testing method: free alkali

pipet 10ml sample into 250ml conical beaker, add 2-3 dripping phenolphthalein indicator, after drop 0.1N hydrochloric acid till pink disappear. The consumption of the hydrochloric acid is same as free alkalinity.

                ph

test sample with acidometer

bath solution control:  The tank liquid will be consumed a part of active ingredient when cleaning. Therefore, the use of the process need to be added regularly to maintain a good cleaning effect.

reservation requirement: be reserved in shade and cool place out of sunshine

validity period: one year

packing: 25kg/barrel, 200kg/barrel

effluent disposal: according to rules. Bath solution is week base with phosphate, need to be neutralized and effluent disposal.