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Precision Quartz Glass
for Advanced Industries

Lianyungang Superior Quartz Co., Ltd. delivers high-purity quartz components for semiconductor, solar, chemical, and industrial applications. Engineered for performance, durability, and thermal stability.

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Semiconductor Grade

Ultra-pure quartz for wafer processing and diffusion equipment.

Solar Industry

High-temperature resistant components for photovoltaic manufacturing.

Custom Machining

Tailored quartz solutions from prototype to mass production.

About SQQuartz

Lianyungang Superior Quartz Co., Ltd., founded in 2013, is one of the leading quartz glass manufacturers in China. We specialize in producing high-quality fused quartz and synthetic quartz products for critical applications in the semiconductor, solar, chemical, lighting, and heating industries.

Our expertise spans from standard components like quartz tubes and rods to complex machined parts such as process tubes, crucibles, boats, and custom labware. With advanced CNC machining, welding, and annealing capabilities, we ensure dimensional precision and structural integrity across all production scales.

2013

Founded

100+

Global Clients

10+ Years

Industry Experience

24/7

Support Available

Quartz Workshop Quartz Processing Quartz Components Quartz Labware

Our Main Products

We manufacture a wide range of high-purity quartz glass components designed for extreme environments and precision applications.

Quartz Glass Tube

Quartz Glass Tube

OD 3mm–800mm, high transparency, excellent thermal shock resistance. Ideal for semiconductor diffusion and solar furnace applications.

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Quartz Glass Rod

Clear Fused Quartz Rod

OD 2mm–80mm, precision-ground for optical and mechanical applications. Low thermal expansion and high UV transmission.

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Quartz Process Tube

Quartz Process Tube

Used in CVD, oxidation, and diffusion furnaces. Custom lengths and end configurations available.

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Quartz Boat

Quartz Boat

Designed for solar-grade and semiconductor-grade wafers. High-temperature stability and low particle generation.

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Quartz Crucible

Quartz Crucible

For monocrystalline silicon growth. High purity, excellent thermal shock resistance, and dimensional accuracy.

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Quartz Ceramic Crucible

Quartz Ceramic Round Crucible

Enhanced thermal stability for high-temperature processes. Ideal for specialized melting and sintering applications.

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Synthetic Quartz Tube

Synthetic Quartz Tube

Ultra-low metallic content, ideal for high-end semiconductor and optical applications requiring maximum purity.

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Quartz Glass Joint

Quartz Glass Joint

Available in ground joint, ball joint, and threaded configurations for lab and industrial systems.

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Machined Quartz Components

Machined Quartz

Custom CNC-machined parts including flanges, windows, nozzles, and complex geometries.

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Optical Quartz Window

Optics & Windows

High-transmission fused quartz windows for UV, visible, and IR applications. AR-coated options available.

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Quartz Plate

Quartz Plate & Tank

Custom-shaped plates and tanks for chemical processing, etching, and high-temperature containment.

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Quartz Labware

Quartz Lab Glassware

Beakers, crucibles, evaporating dishes, and custom lab components for research and analytical use.

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Advanced Manufacturing Capabilities

From concept to delivery, we offer full-service quartz component production.

CNC Machining

Precision machining of complex quartz parts with tight tolerances. Capable of producing flanges, nozzles, and custom geometries.

Annealing Workshop

Controlled thermal annealing to relieve internal stresses and enhance mechanical strength and thermal stability.

Welding & Assembly

Expert glassblowing and fusion welding for seamless joints and complex assemblies like process tubes and manifolds.

Custom Design Support

Our engineers and glassblowers collaborate with clients to design optimal quartz solutions for unique applications.

Quality Assurance

Rigorous inspection protocols including visual, dimensional, and material purity testing to ensure compliance.

Global Shipping

Reliable logistics and packaging to deliver fragile quartz components safely worldwide.

10+
Years in Industry
100+
Clients Worldwide
24/7
Customer Support
2013
Year Founded

Frequently Asked Questions

What types of quartz do you manufacture?

We produce both natural fused quartz and synthetic quartz, including high-purity grades suitable for semiconductor and solar applications.

Can you customize quartz components?

Yes, our team offers full customization—from design support to CNC machining and glassblowing—for unique specifications and applications.

What industries do you serve?

We primarily serve the semiconductor, solar photovoltaic, chemical processing, lighting, and research laboratory industries.

What are your standard lead times?

Lead times vary based on complexity and order volume. Standard items ship within 2–4 weeks; custom parts may require additional time.

Do you provide material certifications?

Yes, we can provide certificates of conformance, material test reports, and purity analysis upon request.

Get a Quote

You can contact us any way that is convenient for you. We are available 24/7 via email.

Email: [email protected]

Phone: +86-158-05128084

Fax: +86-518-87800686

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