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Table 7 Optimum formulation of braking materials (mass, %)

From: Copper-Free Resin-Based Braking Materials: A New Approach for Substituting Copper with Fly-Ash Cenospheres in Composites

Component

Cenospheres

Resin

Fiber

Al2O3

BaSO4

Rubber powder

Granite

Content

20

15

10

15

32

5

3