Honza, E.

Klein, A.

Müller, T.

Piotter, V.

Plewa, K.

Powder Metallurgy

English

KITopen

KIT – die Kooperation vonForschungszentrum Karlsruhe GmbHund Universität Karlsruhe (TH)Powder Injection Mouldingof Multi-Material DevicesKarlsruhe Institute of Technology (KIT)Institute for Applied Materials (IAM-WPT)V. Piotter, E. Honza, A. KleinT. Mueller, K. Plewa2 Dr. V. Piotter 22.09.2014KIT – die Kooperation vonForschungszentrum Karlsruhe GmbHund Universität Karlsruhe (TH)Contents- Introduction / Objectives- Two-component-PIMMaterial combinationsAssembly-PIM- Inmould-Labelling-PIM- Hybrid Process Combinations- Summary and Outlook3 Dr. V. Piotter 22.09.2014KIT – die Kooperation vonForschungszentrum Karlsruhe GmbHund Universität Karlsruhe (TH)Driving Forces for Multi-Material PIMEconomical Objectives Technological Objectivescreate high value-add productsreduction of assembly expenditurelow costs in large and medium series productionequipment based on established2C-machinerycreate innovative productswith properties profile4 Dr. V. Piotter 22.09.2014KIT – die Kooperation vonForschungszentrum Karlsruhe GmbHund Universität Karlsruhe (TH)Multimaterial Devices=> Multifunctional Products with complimentary or contradictionary properties, e.g.     conductive ↔ insulatinghard ↔ toughmagnetic ↔ non-magnetichydrophilic ↔ hydrophobicdense ↔etc.porous5 Dr. V. Piotter 22.09.2014KIT – die Kooperation vonForschungszentrum Karlsruhe GmbHund Universität Karlsruhe (TH)Driving Forces for Multi-Material PIMEconomical Objectives Technological Objectivescreate high value-add products create innovative productswith properties profilereduction of assembly expenditurelow costs in large and medium series productionequipment based on established2C-machinerystrong and tightmaterial connectionsseveral sub-variantsof basic process6 Dr. V. Piotter 22.09.2014KIT – die Kooperation vonForschungszentrum Karlsruhe GmbHund Universität Karlsruhe (TH)Multi-Material PIMfirstcomponentfurthercomponent(s)feedstockfeedstockgreenbodygreen bodysinteredbodysintered bodytapetape2C-PIMsandwich-PIMsinterjoininginmould-labellingoutsert-PIMinsert-PIMsinterjoiningsinterrivetinggradientsinterjoiningforce fittingPIMmechanicalassemblyscreenprintingpowder+powder7 Dr. V. Piotter 22.09.2014KIT – die Kooperation vonForschungszentrum Karlsruhe GmbHund Universität Karlsruhe (TH)2-Component PIM (Overmoulding)Hard metal WCxCo with differentCo-contents (16% and 6%)ARBURGFraunhofer Institute, IFAM, Bremen, GermanyCombination of a magnetic steel (17-4PH)with a non-magnetic steel (316L)2-Component MIM, steelAMT, Singapore8 Dr. V. Piotter 22.09.2014KIT – die Kooperation vonForschungszentrum Karlsruhe GmbHund Universität Karlsruhe (TH)Only presintering!AES Mapblack: La2O3red:    W2-Component Tungsten PIM (2C-WPIM)9 Dr. V. Piotter 22.09.2014KIT – die Kooperation vonForschungszentrum Karlsruhe GmbHund Universität Karlsruhe (TH)Combine different Material ClassesFixed connection of metal (steel 430L) and ceramic (ZrO2) microscopic interlocking structure supported by a partial material bond BSEM images of the interface of ceramic (ZrO2) and metal (steel 17-4PH) samplesCourtesy of Fraunhofer Institute IKTS, Dresden, Germanyintermediate phase can be detected (white arrows)10 Dr. V. Piotter 22.09.2014KIT – die Kooperation vonForschungszentrum Karlsruhe GmbHund Universität Karlsruhe (TH)Assembly Powder Injection Mouldingconnection fixed movablebinders compatible not relevantpowder loading nearly equal φoutside > φinsidesintering-T nearly equal Toutside > TinsideCTE nearly equal nearly equal11 Dr. V. Piotter 22.09.2014KIT – die Kooperation vonForschungszentrum Karlsruhe GmbHund Universität Karlsruhe (TH)Fixed connections of different ceramicsZrO2Al2O3Al2O3ZrO2Realisation ofmovable connectionsAssembly Powder Injection Moulding12 Dr. V. Piotter 22.09.2014KIT – die Kooperation vonForschungszentrum Karlsruhe GmbHund Universität Karlsruhe (TH)Powder Inmould-labelling (IML-PIM)doctor bladetape castingfeedstocktapeEU Project  No. FP7-NMP4-2007-214122 PIM green bodies + non-PIM green bodies13 Dr. V. Piotter 22.09.2014KIT – die Kooperation vonForschungszentrum Karlsruhe GmbHund Universität Karlsruhe (TH)Micro Powder Inmould-labellingPowder 2:  functional or nano-particles applied on the structured surfacePIM-Feedstock containing Powder 1foil/film containing Powder 214 Dr. V. Piotter 22.09.2014KIT – die Kooperation vonForschungszentrum Karlsruhe GmbHund Universität Karlsruhe (TH)Investigation of samplesgreen bodyca. 50Vol% ZrO2440nmex foilex feedstockca. 53Vol% ZrO270nmca. 50Vol% ZrO240nm15 Dr. V. Piotter 22.09.2014KIT – die Kooperation vonForschungszentrum Karlsruhe GmbHund Universität Karlsruhe (TH)Combining the advantages ofPIM (high throughput)  +  AM (customized complex parts)PIM + Additive ManufacturingHybrid Process CombinationsPIM green bodies + non-moulded materials16 Dr. V. Piotter 22.09.2014KIT – die Kooperation vonForschungszentrum Karlsruhe GmbHund Universität Karlsruhe (TH)- Benefits of Multi-Material PIMeconomical and technological- Possibilities of Process Combinationsideas and realized approaches- Examples for Material Combinations2C-WPIM, metal/ceramic joints- Current focus on Two-component PIMinmould-labelling PIM Summary and Outlook17 Dr. V. Piotter 22.09.2014KIT – die Kooperation vonForschungszentrum Karlsruhe GmbHund Universität Karlsruhe (TH)- Fraunhofer Institutes IKTS and IFAM- Federal Ministry for Education and Research BMBF- European Commission- Deutsche Forschungsgemeinschaft DFG (SFB 499)- Companies Arburg, microParts, Wittmann Battenfeld, SPT Roth, Sigma Engineering, Junghans, OBE etc.- All colleagues at KITThank you !Acknowledgment

Powder injection moulding of multi-material devices

V. Piotter

E. Honza

A. Klein

T. Mueller

K. Plewa

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https://publikationen.bibliothek.kit.edu/230096963/3816594

Powder injection moulding of multi-material devices

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