Brochure

DX®Bearing MaterialDX® is a trademark of GGB.©2009 GGB. All rights reserved. www.ggbearings.com 12-09DX®Bearing MaterialCharacteristics Applications• Marginally lubricated bearing material for greaseor oil lubricated applications• Standard parts contain grease indents in thesliding layer; plain sliding layer available onrequest• Order-related also available with plain slidinglayer• Optimum performance under relatively highloads and low speeds• Suitable for linear, oscillating and rotatingmovements• Wide range of parts available from stockAutomotiveSteering gear, power steering, pedal bushes, seatslides, king-pin bushes, tailgate pivots, brake caliperbushes, etc.IndustrialMechanical handling and lifting equipment, machineslides, hydraulic cylinders, hydraulic motors, ski-lifts,pneumatic equipment, medical equipment, textilemachinery, agricultural equipment, scientificequipment, etc.Composition & Structure Operating Conditions AvailabilityMetal-polymer composite materialSteel + porous bronze sinter + POM withlubrication indentsdry poor Ex Stock• Cylindrical standard bushes, roll-formedbushes, thrust washers and stripoiled goodgreased very good To order• Non-standard partswater poorprocess fluid poorMicrosection Bearing Properties Unit ValueDryMaximum sliding speed v m/s -Maximum pv factor MPa x m/s -Coefficient of friction f – -Grease lubricationMaximum sliding speed v m/s 2.5Maximum pv factor MPa x m/s 2.8Coefficient of friction f – 0.06-0.12GeneralMaximum temperature Tmax °C +130Minimum temperature Tmin °C -40Maximum load p static MPa 140Maximum load p dynamic MPa 70Shaft surface finish Ra µm =0,4Shaft hardness - normal HB >200Shaft hardness - for longer service life HB >350Sliding layerAcetal-Copoly-mer, with or wit-hout lubricationindents, machin-eable on requestPorous bronzesinterSteel backing