Photoveel Machinable Ceramic Material

These fine-grained machinable ceramics are not only machinable with conventional tooling, but also nearly as strong as alumina and other hard ceramics. Machinability plus high strength fine grain structure makes these materials an ideal fit for applications that require precision machined features.

Applications

  • Semiconductor equipment parts
  • Semiconductor inspection parts
  • Leaser equipment parts
  • Vacuum equipment parts
  • Thin film deposition equipment parts
  • Liner motor parts
  • Various heat-insulating parts
  • FPD process equipment parts
  • Adhesion equipment parts
  • Positioning parts
  • Various sensor parts
  • Analysis equipment parts
  • Ultrasonic generator
  • Various insulating parts…etc
Photoveel Products Photo Photoveel Products Photo

Photoveel L

Highly machinable mica ceramic with high reflectance characteristic.

Applications

  • Insulation parts for various analyzer
  • Large hole pitch probe cards
  • Jig for soldering
  • Light-condensing parts…etc
Phoveel L Products Photo

Properties

Photoveel Photoveel L
General properties Characteristics Precision machinability High reflectance
Main component purity (wt%)
Color White White
Density (g/cm3) 2.59 3.06
Water absorption (%) 0 0
Mechanical properties Bending strength (MPa) 150 89
Young’s modulus (GPa) 66 66
Vickers hardness (GPa) 2.2 1.2
Thermal properties Max. operating temperature (°C) 1000 600
Coefficient of thermal expansion (1/°C×10-6) RT~400°C 7.8 6.1
Coefficient of thermal conductivity (W/m×K) 1.5 1.8
Thermal shock resistance ΔT (°C) 150 200
Electrical properties Volume resistivity 25°C 1015 1015
300°C
500°C
800°C
Dielectric constant 1MHz 6.1
Dielectric loss (×10-4)
Q factor (×10-4) 0.03
Dielectric breakdown voltage (KV/mm) 20 35

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