Patent ID: 8511453

Claim:
A friction lining for a clutch disk of a frictional clutch, comprising: a preform wound from strand material and provided with a binding agent, formed in a hot pressing process under pressure, the strand material having components including polyacryl nitril fibers, para-aramid fibers, copper or copper alloy, and at least one of artificial mineral fibers and a mixture of glass fibers and artificial mineral fibers, the artificial mineral fibers incliding artificially manufactured minerals, the components of the strand material being contained in the following amounts: a) up to 60% by weight glass fibers, b) 1 to 40% by weight polyacryl nitrile fibers, c) 1 to 25% by weight para-aramid fibers, d) up to 80% by weight artificial mineral fibers, and e) 1 to 40% by weight copper or copper alloy.