Domes

Quartz domes are used in a variety of semiconductor and advanced manufacturing processes where uniform thermal distribution, chemical resistance, and optical access are essential. At LTD Material, we fabricate high-purity quartz domes with precise curvature, clarity, and structural integrity to meet exact tool and process requirements.

Key Features

  • Custom-formed from high-purity quartz for excellent thermal stability and low particle generation
  • Available in clear or opaque quartz, depending on heat uniformity and process visibility needs
  • Precision-formed geometry for optimal fit and chamber sealing
  • Compatible with plasma etch, CVD, and photonic processes
  • Optional polishing, fire-finishing, or surface enhancement treatments available

Applications

  • Plasma chamber covers
  • CVD and etch system dome assemblies
  • Optical or inspection chamber windows
  • Custom thermal shield applications

Customization & Support

We manufacture domes in a wide range of diameters, heights, wall thicknesses, and flange styles. Our team can replicate existing designs, match OEM specifications, or collaborate on new builds for emerging tools and processes.

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