Engineering High-Purity Fused Quartz Solutions for Global Industry
Zunex Quartz Products Co., Ltd. is located in Donghai County, Jiangsu Province — widely recognized as China's premier silica and quartz industrial center. We are a specialized manufacturer and trading enterprise dedicated to the technical production and precision fabrication of experimental and industrial quartz glass products.
Our facility develops and supplies premium optical quartz glass sheets, high-transmittance sapphire sheets, quartz tubes, quartz rods, semiconductor quartz boats, quartz beakers, and bespoke experimental quartz glass instruments. With a strong commitment to laser micro-machining and hot-forming craftsmanship, we serve leading industrial and scientific entities across more than 30 countries.
Adhering to the spirit of transparent, win-win cooperation, we support end-to-end custom machining strictly according to customer blueprints and CAD models. Whether you require rapid prototyping or scalable batch production, our engineering staff ensures tight tolerances, ultra-clean surfaces, and dependable delivery.
Verified Enterprise Credentials
Onsite Verified| Company Name | Zunex Quartz Products Co., Ltd. |
|---|---|
| Business Type | Manufacturer, Trading Company |
| Operating Location | No. 99 Huanghe Road, Donghai County, Jiangsu, China |
| Total Workforce | 11 – 50 People |
| Total Annual Revenue | US$2.5 Million – US$5 Million |
| Inquiry Response Rate | 100% (Industry Leading) |
| Average Response Time | ≤ 2 Hours |
| Repeat Order Rate | 43% (Verified B2B Buyers) |
| Customization Support | OEM / ODM to Drawings (PDF, DWG, STEP) |
Precision Laser Finishing & Custom Processing
Combining traditional glassblowing artistry with high-precision CNC laser cold machining to fulfill complex industrial specifications.
Laser Micro-Drilling
Micro-hole drilling with clean edges, tight positioning tolerances, and minimal chipping on quartz sheets and thick-walled tubes.
Precision Grooving & Slotting
Specialized slotting for semiconductor wafer boats, disc step-edges, and carrier fixtures with micron-level repeatability.
Fine Optical Laser Cutting
CNC laser profiling for intricate 2D geometries, beveling, step profiling, and round wafer cutting with pristine edge finishes.
Optical Grade Polishing
Double-side mechanical and chemical polishing achieving Ra < 0.5 nm and surface scratch-dig standards down to 40/20 or 20/10.
Thermal Forming & Welding
High-temperature flame welding, tube flanging, closed-end domes, bell jars, and manifold fabrication using 99.99% pure silica feedstock.
Custom Sapphire & Quartz Components
Synthesis and fabrication of high-durability sapphire windows alongside synthetic silica (JGS1, JGS2, JGS3) for extreme applications.
Trusted by Industrial Buyers Worldwide
Our engineered quartz products are exported across major technology centers with safe export wooden-crate packaging and fast logistics.
United States, Canada & Mexico
Singapore, Vietnam, Malaysia & Thailand
Italy, Spain & Regional Hubs
UAE, Saudi Arabia & Regional Facilities
Brazil, Chile & Industrial Partners
China Scientific & Semiconductor Lines
Japan, South Korea & Regional Buyers
Direct Air / Express / Ocean Solutions
Engineered Workflow from Inquiry to Delivery
Every step is guided by strict quality controls ensuring dimensional fidelity, thermal endurance, and optical purity.
Drawing & RFQ Review
Our technical team reviews CAD drawings, checking geometry, tolerances, chemical exposure, and temperature thresholds within 2 hours.
Material Formulation
Grade selection tailored to wavelength (deep UV JGS1, visible JGS2, low-OH infrared JGS3, or synthetic sapphire substrate).
Precision Processing
Flame processing, CNC precision cutting, optical polishing, and laser groove finishing conducted under cleanroom-compliant workflows.
Inspection & Safe Packing
Optical bubble checking, caliper/micrometer dimensional tests, shockproof foam wrap, and reinforcement in custom wooden crates.