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Facade processing is very important when processing facades
Facade processing is very important when processing facades, you can take a look at this! For example, the anti-theft door facade is the one we come into contact with more frequently, and it has a very good effect, but do you know? If the anti-theft door facade is not phosphated during the production process, it will cause rust, rot and other problems in a few years, but if it is phosphated, it is easy to cause the phosphorus emission of the anti-theft door to exceed the standard.
The Environmental Protection Department of Zhejiang Province once ordered the environmental protection departments of all regions to report the total phosphorus content in the main river basins under its jurisdiction every quarter, and also installed an online monitoring system for 24-hour monitoring of the cross-section of the main river basin.
"One tank for metal cleaning agent" and its process, complete the 9 processes of traditional metal surface treatment such as degreasing, rust removal, film formation, and passivation in one step, and combine the previous 9 process tanks into one, creating It is a new production method with no phosphorous treatment on the metal surface, no water rinsing, no steam heating, no emission, and energy saving.
In traditional metal surface phosphating treatment, each process must be washed with water. Therefore, each process has waste water discharged. The waste water contains high concentration of inorganic phosphorus. The "one tank for metal cleaning agent" and its process are adopted, and all processes are no longer needed. Water washing, waste water discharge is zero. Traditional metal surface phosphating treatment adopts medium temperature operation and needs to be equipped with boiler to produce steam for heating. The average coal consumption per standard gate is 0.7 kg, and combustion has caused the emission of pollutants such as sulfur dioxide. Now it is changed to normal temperature operation and no steam is needed. Heating saves coal consumption and reduces gas emissions.