Examples of 'chemical conversion treatment' in a sentence
Meaning of "chemical conversion treatment"
chemical conversion treatment: This phrase refers to a process in which chemicals are used to bring about a change in the properties or composition of a substance
How to use "chemical conversion treatment" in a sentence
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chemical conversion treatment
It may have undergone a chemical conversion treatment.
A chemical conversion treatment layer of ferrosoferric oxide.
It can have undergone a chemical conversion treatment.
The chemical conversion treatment method itself is known.
This film is made of a chemical conversion treatment layer.
A chemical conversion treatment layer of phosphate.
The present invention also provides a method of chemical conversion treatment.
This pretreatment or chemical conversion treatment is usually a phosphate coating.
This invention also relates to a method for conducting the chemical conversion treatment.
Chemical conversion treatment solution and chemically converted steel sheet.
The zirconium element is preferably contained in the chemical conversion treatment agent as a zirconium compound.
This allows chemical conversion treatment of a metal material with fewer processes.
Another object of the present invention is to provide a method for conducting a chemical conversion treatment.
The chemical conversion treatment solution of the present invention contains fluorine.
It is speculated that this forms a superior chemical conversion coating film in a chemical conversion treatment.
See also
The chemical conversion treatment property was evaluated through the following procedure.
A black chromate method and a black oxide finish method are used as a chemical conversion treatment.
The chemical conversion treatment solution of the present invention contains a polyethyleneimine.
Both the electroplating treatment and the chemical conversion treatment are applicable to make springs black.
The chemical conversion treatment solution can not sufficiently penetrate into this portion.
Subsequently, the sample was subject to a chemical conversion treatment.
The chemical conversion treatment solution of the present invention may also contain a surfactant.
Table 1 shows the conditions in the chemical conversion treatment.
Such a chemical conversion treatment film has excellent corrosion resistance and film adhesion.
Process according to claim 8, wherein the chemical conversion treatment is a phosphatation process.
Types of chemical conversion treatment for forming the chemical conversion film are not particularly limited.
Then, these materials are mixed to form the chemical conversion treatment agent.
Said chemical conversion treatment is a phosphatation process ;.
Subsequently, the tin-plated steel sheet was subjected to a chemical conversion treatment as follows.
Thus, a chemical conversion treatment agent was obtained.
Then, the zinc ion concentration increases with the progress of the chemical conversion treatment.
Subsequently, the chemical conversion treatment is performed by a cathode electrolytic treatment.
Surface treated steel product, method for production thereof and chemical conversion treatment solution.
First, a chemical conversion treatment agent of the present invention is described.
Top > Plating services Top > Plating technologies > Chemical conversion treatment.
As a coloring method, either a chemical conversion treatment or color plating treatment is performed.
Accordingly, the gaps 5H are created between the cylinder block 11 and the chemical conversion treatment layer 59.
Therefore, a description of the chemical conversion treatment method itself will be omitted.
The chemical conversion treatment solution of the present invention does contain a cationic water-soluble resin ( E ).
The compositions of the individual chemical conversion treatment solutions are also set forth in Table 1.
Accordingly, chemical conversion treatment is preferably carried out in the absence of fluoride ions.
After the quenching treatment, a chemical conversion treatment is applied by the following method.
As the chemical conversion treatment layer 50, the following layers maybe formed.
A content of cobalt ions in the chemical conversion treatment liquid is 250 ppm or less.
The chemical conversion treatment solution of the present invention should have a pH of 3.0 to 5.0.
A chromium - and fluorine-free chemical conversion treatment solution for metal surfaces comprising,.
Hereinabove, the chemical conversion treatment agent of the present invention is described.
In this case, the chemical conversion treatment film is formed on the plated layer.
In addition, the chemical conversion treatment agent of the present invention comprises fluorine element.
When it exceeds 6.5, a chemical conversion treatment reaction does not proceed adequately in some cases.
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