Oxide and polymer-ceramic components

Group

Polymerkeramische Komponenten
© Fraunhofer IKTS
Ceramic and polymer-ceramic Components: Sensor element (left top), Highl power starting resistor (right), ZrO2 bridge frameworks(left below).
© Fraunhofer IKTS
Servo-motorized CNC press.

Profile#

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  • Oxide ceramic materials with high density, purity, strength and functional dopants for customized applications using superfine starting powders
  • Ceramic materials with homogeneous,poor in defects and superfine structure design
  • Optoceramic materials for Photonic Technologies
  • Bioceramic and glass-ceramics for dental and surgical implants
  • Ceramic-like composites (polymer ceramics) based on pre-ceramic  silicone polymers with an  advantageous combination of ceramic-like and plastics-like properties
  • Development of industry-oriented manufacturing technologies with the inclusion of modern production technologies to assure custom-designed structur-property-relation

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Services offered#

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  • Development of single  and multi-phase oxid ceramic components for special applications(mean system is Al2O3-ZrO2-MgO-Y2O3-SiO2)
  • Polymer ceramics with fiber reinforcement and  functional filling (electrical , thermal , and dielectric conductivity)
  • Prototype- and small series manufacturing according customer  specification
  • Manufacturing technologies to avoid flaws for advanced properties
  • Development of ready- to- press granules
  • Uniaxial dry pressing for samples
  • Slip casting of ceramic components with complex  geometry
  • CAD/CAM-process chain for  manufacturing  for instance dental restorations
  • Manufacture of  material composites combining ceramics and metals or polymer ceramics, ceramics, and metals
  • Plastic forming of plastics and thermo-set materials (injection moulding, extrusion, warm pressing)

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Technical equipment#

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  • Ultra fine milling from sub-µm- to nm-range
  • Spray dryers in laboratory
  • Uniaxial dry pressing  (mechanical and hydraulic)
  • Shear roll for  manufacture of granulates
  • Scanner/4-axis-CNC-milling machines
  • High pressure injection moulding equipment
  • Thermal processes (reductive and oxidic)
  • Final machining ( precision grinding and lapping)
  • Measuring mixers and rheometers for determination of flow properties of high viscous and reactive materials

Current research

Osseointegrative surface design for ceramic finger joint implants

Current research

Synthesis reactor for oxide nanopowders

Topic

Bioceramics

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Core-shell coating for improved hardness and strength of ZTA ceramics

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Dental ceramics

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Individually structured dental implants

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Optoceramic components

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Polymer-ceramic composites

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Polymer-ceramic housing for high-temperature microsystems