World-Class Fused Quartz Manufacturing Hub
VEZLO Quartz Products Co., Ltd. is strategically located in Donghai County, Jiangsu Province—internationally celebrated as "China's Quartz Center". Situated right at the core of natural high-purity quartz reserves, our manufacturing facility spans over 50 mu (approx. 33,000+ m²) with fixed assets surpassing 10 million RMB.
We are a dedicated manufacturer and technology developer specializing in high-performance fused quartz glass and precision quartz tubes engineered for electric light sources, UV sterilization, chemical pipelines, optical communication, industrial heating equipment, and semiconductor wafer fabrication.
Every year, VEZLO reinvests no less than 5 million RMB into cutting-edge R&D and specialized processing equipment to continually raise metallurgical purity thresholds and dimensional precision for international industrial partners.
Onsite-Verified Enterprise Profile
Audited operational data and verifiable commercial metrics confirmed for global business partners.
VEZLO Quartz Products Co., Ltd.
| Registered Company Name | VEZLO Quartz Products Co., Ltd. |
|---|---|
| Operational Address | 30 Meters East of Fuchun Road Water Conservancy Station, Tuofeng Township, Donghai County, Lianyungang, Jiangsu, China |
| Business Classification | Direct Manufacturer & Verified Trading Exporter |
| Export Seniority | 6+ Years Professional Manufacturing & Global Trade |
| Total Annual Export Revenue | US$1 Million - US$2.5 Million |
| Operational Workforce | 11 - 50 Technical Specialists & Quartz Glass Craftsmen |
| Buyer Inquiry Performance | 100% Inquiry Response Rate · Average Response Time ≤ 2 Hours |
| Client Retention | 50% Repeat Order Rate Across Key Industrial Accounts |
| Official Contact Inquiry | [email protected] |
Technological Breakthroughs & Major Projects
Pioneering large-diameter, high-purity quartz applications for next-generation semiconductor fabrication lines.
Ø320mm High-Purity Quartz Tube for LSI
Officially conducted as a Jiangsu Provincial Science & Technology Support (Industrial) Project. Specially engineered to meet stringent thermal stability and ultra-low metal trace thresholds required in Large-Scale Integrated circuit diffusion chambers.
Ø520mm Large-Diameter High-Purity Pipe
Our breakthrough continuous-melt Ø520mm large-diameter quartz glass pipe successfully passed the preliminary evaluation for National New Products, solving key fabrication limits for extra-large thermal process envelopes.
14-Inch+ Wafer Oxidation Furnace R&D
Applied for the prestigious Jiangsu Province Special Fund for the Transformation of Scientific and Technological Achievements to industrialize heavy-gauge core tubes for advanced 14-inch-plus wafer oxidation and diffusion furnaces.
Precision Quartz Glass Product Portfolio
Comprehensive fabrication capabilities from raw mineral purification to finished high-tolerance quartzware.
Fused Silica Tubes & Structural Profiles
- Continuous & Precision Tubes: Transparent fused silica tubes with outer diameter ranging from 2mm to 500mm and customizable wall thicknesses.
- Functional Optical Tubes: Ozone-free quartz tubes, deep ultraviolet filtering quartz tubes, and high-intensity fishing lamp envelopes.
- Solid Quartz Rods: Transparent rods from Ø1.5mm to 80mm for light guides, welding rods, and structural supports.
Semiconductor & Laboratory Quartzware
- Thermal Processing Components: Diffusion furnace core tubes, precision slotted quartz boats, and wafer process holders.
- High-Temperature Vessels: Transparent quartz crucibles for precious metal smelting, monocrystalline pulling, and chemical synthesis.
- Precision Fabrications: Quartz cleaning tanks, vacuum-sealed quartz flanges, ground joints, and flame-welded lab apparatus.
Ultra-High Purity Quartz Sand (13 Grades)
- Refined Mineral Purity: 13 distinct grades of ultra-high-purity quartz sand with total conventional metallic impurities strictly held at ≤20ppm.
- Broad Industrial Compatibility: Ideal feedstock for photovoltaic crucible manufacturing, optical glass fiber preforms, and advanced quartz ingots.
Optical Materials & Global Distribution
- Optical Coating Materials: Amorphous fused quartz particles tailored for vacuum physical vapor deposition (PVD) optical thin-film coating.
- Worldwide Logistics Reach: Distributed reliably across 20+ domestic regions and key international destinations including Germany, the United Kingdom, the United States, France, Russia, and Taiwan.
Partner Directly with VEZLO Quartz Factory
Looking for custom-engineered quartz glass tubes, crucibles, or high-purity raw materials? Contact our technical engineering team for certified specifications, tolerance analyses, and comprehensive product catalogs.