Dense, dry, self-lubricating material; mechanical part made...

Details Dense, dry, self-lubricating material; mechanical part made... Dense, dry, self-lubricating material; mechanical part made...

C - Chemistry, Metallurgy

22

C

C22C 19/07 (2006.01) B22F 1/00 (2006.01) B22F 3/10 (2006.01) B29C 45/00 (2006.01) C22C 19/00 (2006.01) C22C 19/03 (2006.01) C22C 33/02 (2006.01) F16N 15/00 (2006.01)

Patent

CA 2431580

The present invention provides: -a material, which is dense, with a density of 90% -bulk dry self-lubricating, with a coefficient of friction of < 0.3 -, constituted by a matrix that endows it with suitable strength - R m >= 400 MPa - in a medium to high temperature range of - - 300°C <= .theta. <= 600°C -; said matrix including particles of solid lubricant in its volume; -mechanical parts formed from said material; -a method of manufacturing said material.

La présente invention a pour objet: - un matériau dense - densité >= 90 % - autolubrifiant à sec dans sa masse - coefficient de frottement < 0,3 -, constitué d'une matrice lui conférant une résistance mécanique adéquate - R m >= 400 MPa - dans un domaine de températures moyennes à élevées - - 300°C <= .theta. <= 600°C - ; ladite matrice renfermant, dans son volume; des particules de lubrifiant solide ; - les pièces mécaniques, réalisées en ledit matériau ; - un procédé d'élaboration dudit matériau.

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