TIMREX® Graphites and Cokes for Friction Materials - Timcal
TIMREX® Graphites and Cokes for Friction Materials - Timcal
TIMREX® Graphites and Cokes for Friction Materials - Timcal
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www.timcal.comPowderPropertiesGraphite <strong>and</strong> coke<strong>and</strong> their role in frictionmaterialsTIMCAL Group is in the position to provideanalytical <strong>and</strong> test results <strong>for</strong> graphite<strong>and</strong> coke powders <strong>and</strong> the correspondinggraphite compacts. Based on this in<strong>for</strong>mation,conclusions can be drawn from theproperties of the final products <strong>and</strong> viceversa.CokeGraphitePowder propertiesPurityAsh contentMoistureTrace elementsCrystalline structureCrystallinityTextureBET surface areaXylene densityScott densityOil absorptionParticle sizeParticle size distributionLaser diffraction, sieving methodsOther propertiesThermal conductivityMechanical propertiesDamping behaviourProduction of ourmodel brake liningsMixingCompactingSintering, CuringApplication propertiesof model brake liningsWear of discWear of liningsDisc temperatureLining temperatureCoefficient of frictionFading behaviourNoiseCompressibilityCoefficient of friction µ0.50.40.30.20.100 50 100 150 200Crystallite size (nm) - (Inspired by S.A. Griffith <strong>and</strong> S. Marsch)In the following pages there are some ofthe results of experimental work carried outon TIMREX ® Graphite <strong>and</strong> Coke at ourTechnical Centre.
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