Ingenieurwissenschaften und zugeordnete Tätigkeiten
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A bottom-up approach to study metal sulphides in brake friction materials at higher temperatures
(2017)
The impact of metal sulphides in brake friction materials on the friction behaviour of disc brakes was studied at two different temperatures and in two different atmospheres using a pin-on-disc device with powder supply. Powder mixtures were prepared by using a bottom-up approach, where magnetite is the main component, in which different metal sulphides are mixed in. At 400 °C, the resulting coefficients of friction are higher in air than in nitrogen atmosphere, which can be attributed to the generation of metal oxides and were confirmed by doing thermal analysis.
A bottom-up approach to study metal sulphides in brake friction materials at higher temperatures
(2017)
The impact of metal sulphides in brake friction materials on the friction behaviour of disc brakes was studied at two different temperatures and in two different atmospheres using a pin-on-disc device with powder supply. Powder mixtures were prepared by using a bottom-up approach, where magnetite is the main component, in which different metal sulphides are mixed in. At 400 °C, the resulting coefficients of friction are higher in air than in nitrogen atmosphere, which can be attributed to the generation of metal oxides and were confirmed by doing thermal analysis.