Expertly Fabricated Custom Quartz Glass
We are industry leaders in the fabrication of Custom Quartz Glass components, engineered to your exact specifications. Serving the semiconductor, aerospace, optical, and scientific research sectors, our solutions guarantee the highest levels of purity, thermal performance, and dimensional accuracy. From intricate prototypes to high-volume production, we are your trusted partner for mission-critical quartz components.
The FGQuartz Custom Fabrication Advantage
Ultra-High Purity
We use only premium-grade Quartz Glass (≥ 99.99% SiO₂) to eliminate contamination risks and ensure maximum performance in sensitive environments.
Precision Tolerances
Our advanced manufacturing processes allow us to achieve exceptionally tight tolerances for perfect fit and function.
Complete Customization
From complex geometries and micro-features to large-scale assemblies, our capabilities are tailored to meet your unique design challenges.
Custom CNC Machining
Our state-of-the-art facility is equipped with multi-axis CNC machining centers specifically calibrated for quartz glass. This technology enables us to produce Custom Quartz Glass parts with unparalleled precision and repeatability. We translate your most complex CAD designs into tangible components with flawless accuracy.
Key Capabilities:
Complex Geometries: Fabricating intricate shapes, contours, and internal features that are impossible with traditional methods.
Fine Surface Finishes: Producing smooth, machined surfaces suitable for a variety of applications.
Advanced Features: Creating threaded components, beveled edges, counterbores, and microfluidic channels.


Custom Flame Processing & Fabrication
Flame processing is an art and science mastered by our skilled technicians. This critical step in creating Custom Quartz Glass is used to shape, seal, and polish components, resulting in superior structural integrity and optical clarity. It is essential for creating seamless, stress-free parts that withstand extreme thermal cycling.
Key Capabilities:
Flame Polishing: Creating an ultra-smooth, fire-polished surface that resists devitrification and minimizes particle generation.
Component Assembly: Welding and fusing multiple quartz parts to create complex assemblies like reaction chambers and multi-port flasks.
Tube & Rod Forming: Precisely bending, sizing, and shaping quartz tubes and rods for custom applications.
Sealing & Finishing: Creating perfect, hermetic seals and fire-polished edges for enhanced durability and safety.
Custom Quartz Glass Technical Specifications
Attribute: Dimensional Tolerance
Description: Excellent close tolerances (depending on part geometry)
Attribute: Surface Finish (Ra)
Description: Optical-grade polish, flame polish, precision grinding, satin/matte finish
Attribute: Machining Processes
Description: Multi-axis CNC milling, precision drilling, grinding, sawing
Attribute: Flame & Thermal Processing
Description: Bending, flanging, welding, fusion, annealing, flame polishing
Attribute: Advanced Features
Description: Threading, counterboring, chamfering, microfluidic channels, sealing
Attribute: Maximum Part Size
Description: Dimensions depend on geometry. Please submit your drawing for evaluation.
Applications for Custom Quartz Glass

Semiconductor Processing
Custom process tubes, wafer boats, and injector nozzles that withstand harsh chemicals and extreme heat, ensuring maximum wafer yield.

Optical & Laser Systems
High-purity windows, lenses, prisms, and light guides with excellent UV-IR transmission and superior, flame-polished surfaces for optical clarity.

High-Temperature Labs
Durable, custom-fabricated crucibles, beakers, reaction vessels, and furnace chambers for material research and crystal growth applications.
Our Customization Process
We make bringing your design to life simple and efficient. Our collaborative process ensures your Custom Quartz Glass component is manufactured to your exact requirements with the highest quality standards.
1. Design & Consultation
Submit your CAD files, drawings, or specifications. Our engineers will review your design for manufacturability and provide expert feedback to optimize performance and cost.
2. Prototyping & Validation
We create functional prototypes for your evaluation and testing. This crucial step allows you to validate the design and make any necessary adjustments before full-scale production.
3. Production & Quality Control
Once approved, we begin full production under strict ISO 9001:2015 quality control standards. Every part is inspected to ensure it meets your specifications before shipment.