Sintered powder metal friction material

Details Sintered powder metal friction material Sintered powder metal friction material

F - Mech Eng,Light,Heat,Weapons

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6/38

F16D 65/04 (2006.01) F16D 69/02 (2006.01) B29C 43/00 (2006.01)

Patent

CA 1162005

SINTERED POWDER METAL FRICTION MATERIAL ABSTRACT OF THE DISCLOSURE: An iron-base, sintered powder metal friction material suitable for railroad braking is disclosed. The friction material comprises, by volume, 10-70% carbon; 0-2.5% sulfur; 0-10% alumina; 1-45% of a metal powder additive selected from the group consisting of copper, manganese, ferrochrome, chrome carbide com- pounds and mixtures thereof; and the balance iron. In preferred embodiments, the powder metal additives are 11-25% copper, or 9-15% manganese, or 5-20% ferrochrome.

390003

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