Oxide and polymer-ceramic components

Group

On the upper left are adjacent loops that form a ring or the sensor element respectively, and on the lower left a ceramic bridge framework as a dental prosthesis between two teeth as well as on the right a ceramic start-up resistor shaped like a small halogen tube.
© 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

 

  • 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

 

Services offered

 

  • 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)

 

Technical equipment

 

  • 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

Pressure slip casting of multilayer blanks for dental restoration

Current research

Defect-free joining of composite laminates with transparent ceramics

Current research

Implant housing with optical window made of transparent ceramics

Current research

Osseointegrative surface design for ceramic finger joint implants

Topic

Bioceramics

Topic

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

Topic

Dental ceramics

Topic

Individually structured dental implants

Topic

Optoceramic components

Topic

Polymer-ceramic composites

Topic

Polymer-ceramic housing for high-temperature microsystems