FIELD: friction materials. SUBSTANCE: composition has, wt.-%: phenolformaldehyde resin 12-14; butadienenitrile rubber 2-4; wear-resistance modifying agent - a mixture of aluminium oxide with carbon powder at graphitization degree 38-65% and at their mass ratio 1:(0.09-0.56), respectively, 10-16, and grainy and fibrous fillers - the rest up to 100. Exploitation period of car is increased by 1.2-1.9-fold. EFFECT: enhanced wear-resistance of material.
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Authors
Dates
1995-05-20—Published
1992-04-21—Filed