Friction material
First Claim
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1. A friction material made by molding and curing a composition comprising a fibrous base, a binder and a filler, which friction material includes of at least three substances of mutually differing melting points selected from the group consisting of metallic tin, tin alloys and tin compounds in a combined amount of 5.5 to 17.5 vol %.
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Accused Products
Abstract
A friction material made of a molded and cured composition containing a fibrous base, a binder and a filler includes a specific amount of at least three substances of mutually differing melting points selected from the group consisting of metallic tin, tin alloys and tin compounds. Such friction materials greatly diminish mating surface attack.
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4 Claims
- 1. A friction material made by molding and curing a composition comprising a fibrous base, a binder and a filler, which friction material includes of at least three substances of mutually differing melting points selected from the group consisting of metallic tin, tin alloys and tin compounds in a combined amount of 5.5 to 17.5 vol %.
Specification