X-ray components metallized ceramics

X Ray Tube Components

No. Parameter Typical Value / Specification Unit
1 Alumina Purity 95%or 99%  %
2 Bulk Density 3.63 g/cm³
3 Thermal Conductivity (25°C) 22.45 W/m·K
4 Coefficient of Thermal Expansion (20–1000°C) 8.26 ×10⁻⁶/°C
5 Flexural Strength ≥340 MPa
6 Dielectric Strength ≥8.3 kV/mm
7 Dielectric Constant (1 MHz) 9.1 @1MHz
8 Dielectric Loss (1 MHz) ≤0.0004 @1MHz
9 Metallization Layer (Mo/Mn) 15–25  μm
10 Plating Layer (Ni/Cu/Au etc.) 8–10   μm

X Ray Tube Components

Meetcera Technical Ceramics produces reliable medical X-ray components—including anodes, cathodes, complete X-ray tubes, and getter assemblies—using advanced ceramic-to-metal sealing technology. We combine high-purity alumina ceramics  with various metal components, achieving hermetic sealing through molybdenum-manganese metallization and brazing processes.

Main Product Types

  • Anode and Cathode assemblies
  • Complete X-ray Tubes
  • Getter Assemblies
  • High-voltage insulators, feedthroughs, and custom ceramic-to-metal components

Key Performance Features

  • Superior hermetic sealing, significantly reducing leak risk
  • Excellent thermal shock resistance and high-temperature stability
  • Flexible design with no size limitations, supporting higher power margins and enhanced safety factors
  • Outstanding electrical insulation and high dielectric strength, ideal for high-voltage and high-vacuum environments
  • Repeatable and consistent manufacturing processes, ensuring cost competitiveness and batch reliability

Application Scenarios

  • Medical CT Scanners: High-power rotating anode tubes with reliable high-voltage insulation and vacuum sealing.
  • Digital Radiography (DR / DRF) :Stable, long-life performance for frequent high-frequency exposures in fixed and mobile systems.
  • Mammography: Ultra-reliable components for high-precision, low-dose imaging and strict safety standards.
  • Interventional Radiology (C-arm / DSA): Thermal stability and hermetic sealing for continuous high-power operation in mobile and fixed systems.

Metallized Ceramic Catalog Download PDF