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Precision Quartz Solutions

High-purity quartz products engineered for semiconductor, photovoltaic, optical, and scientific research applications. Trusted by global innovators since 2013.

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About DNQuartz

Lianyungang Southeast Quartz Products Co., Ltd. is a professional manufacturer with over 10 years of experience in the quartz industry. Located in Donghai County, Jiangsu, China — the leading quartz product distribution center on the Eurasian continent — we specialize in producing a comprehensive range of customized quartz products tailored precisely to our clients' specifications.

Our commitment to innovation, quality, and customer satisfaction has positioned us as a trusted partner in high-tech industries worldwide. From raw material selection to final inspection, every step is optimized for precision and reliability.

10+
Years Experience
60+
Countries Served
DNQuartz Factory

What We Deliver

Engineered for performance, built for precision

Research & Development

Professional research project team dedicated to meeting diverse customer needs through advanced material science and process innovation.

Advanced Technology

Continuous technology transformation mode ensures high-quality, reliable quartz components for the most demanding industrial environments.

Customer-Centric Approach

We introduce top-tier talent and maintain direct engagement to ensure every customized solution exceeds expectations.

Our Products

High-purity quartz components for critical industrial applications

Quartz Furnace Tube

Quartz Furnace Tube

Made from high-purity quartz sand, resistant to temperatures up to 1200°C or higher. Excellent thermal stability and strong chemical inertness. Ideal for vacuum furnaces and diffusion furnaces in semiconductor and photovoltaic industries.

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Oversized Quartz Tube

Oversized Quartz Tube

Large-diameter quartz tubes with diameters up to 1 meter. High temperature and corrosion resistance with excellent light transmittance. Designed for large-scale heat treatment in photovoltaics, semiconductors, and metallurgy.

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Quartz Boat

Quartz Boat

High-purity quartz construction with excellent thermal and chemical stability. Specifically designed to support silicon wafers during high-temperature diffusion and annealing processes in semiconductor and solar cell manufacturing.

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Quartz Plate

Quartz Plate

High-temperature resistant, low thermal expansion, and high light transmittance. Customizable in size and thickness. Widely used in optical windows, semiconductor processing, and laboratory equipment.

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Quartz Lamp Holder

Quartz Lamp Holder

Made of high-purity quartz glass with excellent insulation and light transmittance. Resistant to high-temperature radiation and current surges. Compatible with halogen and infrared heating lamps. Core component in industrial lighting and heating systems.

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Customized Quartz Products

Customized Quartz Products

Tailored quartz instruments including crucibles, reactors, spiral tubes, and reaction vessels. High temperature resistance, corrosion resistance, and strong chemical stability. Used in semiconductor, chemical, and scientific research applications.

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Industries We Serve

Precision quartz for high-performance environments

Semiconductor

Quartz components for diffusion, oxidation, and CVD processes in wafer fabrication.

Photovoltaic

High-temperature quartz boats and tubes for solar cell manufacturing and annealing.

Optical

Precision quartz plates and windows for lasers, sensors, and optical instruments.

Chemical & Research

Corrosion-resistant quartz reactors and labware for chemical synthesis and analysis.

10+
Years in Industry
500+
Custom Projects
60+
Global Clients
99.8%
Purity Standard

Frequently Asked Questions

What is the purity level of your quartz materials?

Our quartz materials typically exceed 99.8% purity, ensuring minimal contamination in high-temperature and high-vacuum environments.

Can you manufacture custom quartz components?

Yes, we specialize in customized quartz products including tubes, boats, crucibles, reactors, and more. Provide your specifications and we’ll deliver precision-engineered solutions.

What industries do you serve?

We serve semiconductor, photovoltaic, optical, chemical engineering, and scientific research industries with high-performance quartz components.

What is the maximum temperature your quartz products can withstand?

Standard quartz products can withstand temperatures up to 1200°C. With proper design and material selection, some components can operate safely beyond 1400°C in controlled environments.

Do you offer international shipping?

Yes, we ship globally with reliable logistics partners to ensure safe and timely delivery of your quartz components.

Get in Touch

Reach out for product inquiries, custom quotes, or technical support.

Email

[email protected]

[email protected]

Phone

+86 135-8528-6180

+86 135-8528-2520

Address

No. 1 Qingsheng Rd., Qinghu Industrial Park, Donghai County, Jiangsu, China / 222300

Website

Visit dnquartz.com
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