Lubricating a Metal Surface of a Metal Part, Such as a Glass Mould, by Cold Spraying a Metal Powder
AssigneeEtablissements Chpolansky
InventorsFazati BOURAHIMA, Timothée LAURIDANT
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Abstract
The present disclosure relates to a method for lubricating a metal surface (2) of a metal part that is configured to come into contact with a parison, such as a glass mould (1). This method comprises a step of cold spraying a metal powder (4) in the solid state onto the metal surface (2) so as to obtain a solid deposit (5). It also comprises a step (120) of machining the solid deposit (5) so as to obtain a lubricating coating (6). The present disclosure also relates to a metal powder, a surface treatment machine and a surface treatment facility for implementing such a method, and to a part obtained by means of such a method.
Claims20
A lubrication method for a metal surface of a metal part configured to come into contact with a parison comprising the following steps:
- cold spraying a metal powder in a solid state onto the metal surface so as to obtain a solid deposit, the metal powder consisting of a mixture of a lubricating powder and a matrix powder,
- wherein the lubricating powder consists of titanium dioxide:
- wherein the metal powder comprises between 3% and 10% by mass of lubricating powder, a balance being the matrix powder;
- and
- machining the solid deposit to obtain a lubricating coating.
Dependencies are inferred from the claim text.