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Stepped Quartz Plate | Custom Machined Quartz Components

Precision-machined Stepped Quartz Plates manufactured from high-purity fused silica (SiO2 ≥ 99.99%). Featuring multi-level structures and micron-level Z-axis accuracy for semiconductor, optical, and laboratory applications.

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Product Overview 

Our Stepped Quartz Plates are precisely machined to create multi-level structures according to functional and application requirements. These plates are widely used in laboratory instruments, semiconductor equipment, and optical assemblies where accurate height alignment, positioning, or specialized sealing is required.

We support custom production based on drawings or samples, including complex stepped geometries and tight tolerances.

Key Features 

  • High purity fused quartz material (SiO2 ≥ 99.99%)
  • Excellent thermal stability and chemical resistance
  • Precision stepped machining with smooth transitions
  • High dimensional accuracy and repeatability
  • Suitable for structural, positioning, and functional components
  • Small batch and prototype orders supported

Available Types 

We supply various types of machined stepped quartz plates, including:

  • Single-step quartz plates
  • Multi-step quartz plates
  • Stepped plates with drilled holes or slots
  • Notched or grooved quartz components
  • Custom circular stepped quartz disks (All stepped structures are customized according to drawings or samples.)

Typical Applications 

Laboratory & Analytical Equipment

  • Sample positioning and alignment plates
  • Instrument support and spacing components
  • Functional parts for analytical devices

Semiconductor & Industrial Applications

  • Precision alignment jigs and insulating components
  • Equipment fixtures and structural supports
  • High-temperature and corrosion-resistant parts

Technical Specifications 

  • Material: High purity fused quartz glass
  • Shape: Plate / Stepped (Custom)
  • Processing: Stepping, cutting, drilling, polishing
  • Working Temperature: Up to 1100°C (Continuous)
  • Short-Term Max Temperature: Up to 1200°C
  • Tolerance: Standard ±0.1mm / High Precision up to ±0.01mm

Quality Control 

Each stepped quartz plate is inspected for:

  • Dimensional accuracy and step height consistency
  • Surface flatness and parallelism
  • Edge and transition quality (chip-free)
  • Structural integrity for precision applications

FAQ 

Q1: Can you manufacture stepped quartz plates based on drawings? Yes. We specialize in custom machined stepped quartz plates and support production based on CAD drawings or samples.

Q2: Can stepped plates include holes or slots? Yes. Stepped quartz plates can be combined with drilled holes, slots, or special cut-outs according to application needs.

Q3: What tolerances can you achieve for stepped structures? Tolerances depend on step height and design complexity. Standard tolerance is ±0.1mm, with high precision up to ±0.01mm.

Q4: Is there a minimum order quantity (MOQ)? There is no strict MOQ. Small batch and prototype orders are supported.

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