Changzhou Junhe Technology Stock Co.,Ltd
Changzhou Junhe Technology Stock Co.,Ltd is a high-tech enterprise devoted to developing industrial fine chemicals,special equipment and services solution provider which was founded in Changzhou
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Yellowish Degreasing Agents For Metals , Aluminium Cleaning Chemical
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
Free alkali: 0.15-0.25
Specific gravity(25degree): 1.05-1.10
Ph:9-11
Spray pressure:0.8-2.0bar
Temperature: 50-70degree
Disposal time: 3-10minutes
| PH: |
9-11 | Spray Pressure:
|
0.8-2.0bar |
|---|---|---|---|
|
Temperature:
|
50-70degree | Disposal Time: |
3-10minutes |
|
Aluminium Ion Content: |
500PPM | Package: |
25kg/drum |
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.
Density
test sample with gravimeter in 25 degree
ph
test sample with acidometer
bath solution control: need to add 4kg/1000l when free alkali increase 0.01point
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.
