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DETERMINATION OF FRICTION AND WEAR BEHAVIOR OF ORGANIC DUSTS REINFORCED WITH THE BRAKE PADS BY USING TAGUCHI METHOD

Journal: Proceedings on Engineering Sciences (Vol.1, No. 1)

Publication Date:

Authors : ;

Page : 293-297

Keywords : Brake pads; walnut shell dust; wear and friction; Taguchi method;

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Abstract

Brake pads play a major role in braking systems controlling the motions of automobiles. There are dozens of different friction materials in the brake pads. The braking performance of the brake pad depends on the content and amount of these powders. In recent years, importance has also been attached to the environmental friendliness of dust. In this study, the brake pad is manufactured with the addition of 3.5 % walnut shell dusts. The walnut shell dusts have been preferred in order to benefit from the local resources of our country. Hardness, density, water and oil absorption tests were applied to the brake pads. A specially designed tester was used for wear friction tests. Friction-wear tests were planned with Taguchi orthogonal L18 test set. Experiments were carried out by applying a pressure of 2 MPa. Variable temperature, speed and braking number are used. Due to the long duration of braking tests and high cost, the Taguchi optimization (Taguchi L18) method has been used to make the tests more efficient. The results obtained were compared with a commercial brake pad sample. The friction coefficient values of the commercial brake pad sample and the walnut added sample are similar. The friction coefficients obtained from the tester are in accordance with SAE J-661 standards.

Last modified: 2019-10-17 18:22:14