Our solutions - precision made from high-performance ceramics

Tailor-made components for maximum process reliability and service life

MEGATRON AG supplies low-wear precision components made of DOCERAM high-performance ceramics as well as hybrid assemblies made of ceramic, metal and plastic - precisely tailored to your process requirements.

Thanks to material-specific design, state-of-the-art 5-axis machining and green machining , we offer high-precision, durable solutions to reduce downtimes and increase your process reliability.

Solutions

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PropertyA-132A-141Z-141CerazurVolcera 141EvoCera
MaterialAl₂O₃ >99.7%Al₂O₃ >99.99%ZrO₂ Y-PSZZrO₂ Y-PSZSi₃N₄-
Farbe / Colorivory / ivorylight pink / pinkwhite / whiteblue / bluegray, black / grey, black-
Density (g/cm³)3.93.9>6.046.03.25.9
Flexural strength (MPa)390390120013001000400
Compressive strength (MPa)390039003000300025003000
E-module / Modules of Elasticity (GPa)390390205205320218
Fracture Toughness (MPa√m)5.25.28126.4-
Weibull module121212251450
Vickers Hardness / Vickers Hardness (HV 0.5)200020001300115016501047
Thermal expansion / Thermal expansion coefficient (10-⁶K-¹)5,5-8,45,5-8,410103.411.1
Thermal conductivity / Thermal conductivity (W/mK)2828<2<2223.55
Thermal shock resistance (ΔT°C)120180290280830-
Maximum operating temperature / Maximum use temperature (°C)17001700100010001200-
Spez. Widerstand bei 20°C / Volume Resistivity at 20°C (Ω cm)>10¹⁷>10¹⁵>10¹⁰>10¹⁰>10¹¹-
Dielectric strength (kV/mm)2230--20-
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The following positive features should be emphasized:

  • low density,
  • great hardness,
  • high mechanical strength,
  • Dimensional stability (specific stiffness),
  • Wear resistance,
  • Corrosion resistance (resistance to chemical influences),
  • Weather resistance,
  • high permissible operating temperature,
FeatureCeramicsMetalPolymers
Hardness
E-modulus
High temperature resistance
Thermal expansion
Ductility
Corrosion resistance
Wear resistance
Electrical conductivity
Density
Thermal conductivity

 

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