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Quartz Boats Supplier Banner

Quartz Boats Supplier in China | Custom Fused Quartz Boats

Premium Semiconductor & Solar PV Quartz Consumables Manufactured with Precision & High-Purity Silica

Company Profile

Southeast Quartz

Lianyungang Southeast Quartz Products Co., Ltd., established in 2015, is located in Donghai County, Lianyungang City, Jiangsu Province—a national base for silicon material industry. As a professional manufacturer integrating R&D, design, production, sales and import & export trade, the company relies on the superior high-quality quartz ore resources in Donghai County, deeply engages in the deep processing of quartz glass, and has become a core supplier of quartz consumables for photovoltaic, semiconductor, laboratory, chemical, lighting and other industries with mature production technology, strict quality control system and complete customized services.

The company has standardized production workshops, advanced quartz processing equipment and a professional R&D team, with full-process production capacity from quartz raw material processing to finished product manufacturing. It can produce a full range of quartz products, including high-purity fused quartz tubes, quartz furnace tubes, quartz bell jars, quartz boats, quartz lamp holders, quartz crucibles, quartz instruments (beakers, condensers, distillers, etc.), and tri-acid purification equipment. All products are made of high-purity fused quartz raw materials, featuring excellent high-temperature resistance (up to 1200℃), thermal shock resistance, corrosion resistance, high light transmittance and good electrical insulation performance, which can meet the demanding working conditions such as vacuum environment, high-temperature sintering, atmosphere control and precision experiments.

Lianyungang Southeast Quartz Factory Exterior
2015
Established Year
1200℃
Max Temp Resistance
99.99%
SiO2 Purity Level
30+
Exporting Countries

Custom Fused Quartz Boats for Industrial Applications

High-precision carrier solutions designed to withstand extreme thermal environments and corrosive chemical processes.

Custom Fused Quartz Boat Processing

In high-temperature semiconductor processing and solar wafer manufacturing, fused quartz boats are indispensable. As a leading quartz boats supplier in China, Southeast Quartz manufactures custom quartz boats designed specifically for CVD, diffusion, oxidation, and annealing processes. Our custom fused quartz boats offer unmatched geometric precision to ensure smooth automated wafer loading and unloading.

Fused quartz is selected for its extremely low coefficient of thermal expansion (approx. 5.5 x 10-7 /°C) and excellent thermal shock resistance. This allows our boats to undergo rapid temperature cycles without cracking or warping. Furthermore, the high-purity material prevents trace metal contamination, safeguarding the integrity of your semiconductor wafers.

Property Value / Specification
Material Purity > 99.99% SiO2 (High Purity Fused Silica)
Continuous Working Temp 1100°C to 1200°C
Wafer Sizes Supported 3", 4", 5", 6", 8", 12" (Customizable)
Slot Configuration Custom slot width, slot depth, and pitch
Applications LPCVD, PECVD, Oxidation, Diffusion, Sintering

Featured Quartz Products

Explore our high-performance quartz glass consumables engineered for semiconductor, solar, and laboratory applications.

Premium Quartz Boat for High Temperature Processes

Premium Quartz Boat for High Temperature Processes

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Custom Size Quartz Furnace Tube

Custom Size Quartz Furnace Tube for Laboratory & Industrial Use

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Oversized Fused Quartz Tube

Oversized Fused Quartz Tube for High Temp Applications

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Fused Silica Quartz Plate

Fused Silica Quartz Plate – Heat Resistant

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Customized Quartz Products

Customized Quartz Instruments & Special Shapes

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Quartz Bell Jar

Quartz Bell Jar with Excellent Thermal Stability

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High Purity Quartz Rod

High Purity Quartz Rod / Fused Silica Rod

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Custom Transparent Quartz Glass Ring

Custom Transparent Quartz Glass Insulation Ring

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Global Quartz Excellence

Our commitment to quality, engineering innovation, and customer-first service defines our global industry footprint.

Customer Supreme Icon

01 Customer Supreme

Adhering to the philosophy of "Quality First, Customer Supreme, Innovation-Driven, Integrity Management", the company has established a complete quality inspection system.

Quality Control Icon

02 Quality Control

All products undergo multiple tests such as helium mass spectrometry leak detection, pressure resistance test and purity test before leaving the factory to ensure stable performance, no impurities and no leakage.

Customized Services Icon

03 Customized Services

Meanwhile, the company provides flexible customized services, and can customize product sizes, structures and specifications according to customers' equipment parameters and process requirements, quickly responding to personalized orders.

Advanced Manufacturing & Processing

Precision tooling, CNC machining, and high-temp glassblowing techniques showcase our processing excellence.

Product Processing Display

Factory Workshop Display

Trusted by Customers Worldwide

Southeast Quartz is a globally recognized manufacturer delivering premium solutions to Europe, the Americas, and Southeast Asia.

Quality • Service • Global Presence

With reliable product quality, efficient delivery capacity and thoughtful after-sales service, the products of Lianyungang Southeast Quartz Products Co., Ltd. not only cover all provinces and cities in China, but also are exported to many countries and regions in Europe, America, Southeast Asia, the Middle East, etc., winning wide recognition and trust from customers at home and abroad.

Innovation and Research

In the future, the company will continue to deeply cultivate the field of quartz products, continuously improve technological innovation and production technology levels, and strive to provide global customers with higher-quality and more professional quartz product solutions, contributing to the high-quality development of high-end manufacturing and scientific research fields.

Global Business CooperationSoutheast Quartz Office

Factory & Facility Gallery

Accredited & Certified Quality

ISO Quality Certificate

Quality System Certificate

REACH Certificate

REACH Compliance

RoHS Certificate

RoHS Certification

SGS Certificate

SGS Audit Approval

Material Test Report

Third-Party Test Report

Frequently Asked Questions (FAQ)

Have questions about custom fused quartz boats? We have answers to help you choose the right carrier specifications.

Q1: What are the main benefits of choosing fused quartz boats over other materials?

A: Fused quartz boasts exceptional thermal stability (withstanding up to 1200°C), low thermal expansion, high purity (minimizing wafer contamination), and excellent corrosion resistance to acids. This makes it the ideal carrier for high-temperature and high-purity semiconductor and photovoltaic manufacturing processes.

Q2: Can Southeast Quartz customize boats for specific wafer loading systems?

A: Yes, we specialize in custom fabrication. We can configure slot spacing, slot depth, overall dimensions, boat legs, and lift mechanisms according to your specific automated loading tools, process tubes, and wafer dimensions (from 3 inches up to 12 inches).

Q3: How do you guarantee the purity of the quartz boats?

A: We use high-purity fused silica raw materials (SiO2 > 99.99%) sourced from Donghai County, a world-recognized hub for silicon materials. Our finished products undergo strict quality checks, including purity tests and trace metal analysis, ensuring compliance with semiconductor standards.

Q4: What is the lead time for custom quartz boat orders?

A: Lead times depend on the complexity of the design and order volume. Generally, custom designs are reviewed and finalized with technical drawings, followed by production which takes approximately 2 to 4 weeks. Please contact our sales team with your drawings for a precise timeline.

Get In Touch with Us

Contact China's leading custom quartz boat supplier today to discuss your technical specifications and request a detailed quote.

Contact Details

Address No. 1 Qingsheng Rd., Qinghu Industrial Park, Donghai County, Jiangsu, China 222300
Phone Support +86 135-8528-2520
+86 135-8528-6180
+86 138-5128-2778

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Request a Customized Quote

Send us your specifications and engineering drawings for a quick assessment.

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