Internal and external thread AL2O3 ceramic screws

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Internal and external thread AL2O3 ceramic screws

Performance Advantages:

  1. Extreme Environment Stability:
  • Operating range: -200°C to +1600°C (intermittent)
  • Zero outgassing in vacuum (<10⁻⁹ Torr)
  • Radiation resistant up to 10⁶ Gy

Corrosion Resistance:

  • pH immunity (1-14)
  • Resistant to HF up to 40% concentration
  • No galvanic corrosion risk

Electrical Characteristics:

  • Volume resistivity: >10¹⁴ Ω·cm
  • Dielectric constant: 9-10 (1MHz)
  • Perfect EMI/RFI shielding
  • Thread standards: Metric (DIN/ISO), UNC/UNF
  • Torque capacity: 60-80% of comparable steel screws
  • Surface finish: Ra ≤0.2μm (mirror polish available)
  • Color options: White/ivory (standard), black (laser-marked)

Special Features:

  • X-ray detectable versions
  • Bio-inert (ISO 10993-5 compliant)
  • Cleanroom compatible (Class 10 certified)
  • Non-sparking (ATEX Directive 2014/34/EU)

Applications:

  • Semiconductor wafer processing
  • MRI equipment assembly
  • Nuclear reactor instrumentation
  • Deep-sea exploration systems
  • Pharmaceutical bioreactors
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