The Base for the final and quality surface treatment of organic or inorganic materials is the quality preparation of surfaces for these materials. The Grease, iron scales or another remain from the production are taken off during this wet operation.
We can also find industrial technology for which is the chemical surface treatment the final one (e.g. phosphating, blackening treatment etc).
For the heavy duty devices, depending on assignment and customer's requirement are basically two ways of solution which then corresponds to the construction of individual facilities and their assembly into technological units - spray and bath.