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Quartz rods are essential components in modern industries requiring exceptional thermal stability, optical transparency, chemical resistance, and dimensional precision. Whether used in semiconductor manufacturing, laboratory equipment, UV systems, or industrial heating applications, high-quality quartz rods provide reliable performance under extreme operating conditions.
Shanghai Xinkehui Materials Co., Ltd. is a professional supplier of premium fused quartz rods, offering customized dimensions, high purity materials, and strict quality control to customers worldwide.


A quartz rod is a cylindrical component manufactured from high-purity fused silica (SiO₂). Unlike conventional glass materials, quartz rods exhibit superior thermal, optical, and mechanical properties, making them ideal for demanding industrial and scientific applications.
Quartz rods are typically produced through advanced melting and forming processes to ensure excellent purity, low impurity content, and consistent performance.
Key characteristics include:
These features make quartz rods one of the most widely used materials in high-temperature and precision manufacturing environments.
| Parameter | Specification |
|---|---|
| Material | High Purity Fused Quartz (SiO₂ ≥ 99.99%) |
| Diameter Range | 1 mm – 300 mm |
| Length Range | 10 mm – 3000 mm |
| Working Temperature (Continuous) | Up to 1100°C |
| Working Temperature (Short-Term) | Up to 1450°C |
| Thermal Expansion Coefficient | 5.5 × 10⁻⁷ /°C |
| Density | 2.2 g/cm³ |
| Softening Point | Approx. 1730°C |
| Annealing Point | Approx. 1215°C |
| Surface Finish Options | Polished, Fire Polished, Ground Finish, Precision Machined |
| Customization Services | Custom Diameters, Custom Lengths, CNC Machining, End Shaping, Drilling, Slotting |
| OEM / ODM | Available |
1. Exceptional High Temperature Resistance
Quartz rods can withstand continuous temperatures exceeding 1100°C and short-term exposure up to 1450°C without deformation or performance degradation.
2. Excellent Optical Performance
Quartz offers outstanding transmission in ultraviolet, visible, and infrared wavelengths, making it ideal for optical instruments, UV sterilization systems, and scientific research equipment.
3. Low Thermal Expansion
The extremely low thermal expansion coefficient reduces the risk of cracking during rapid temperature changes, providing excellent thermal shock resistance.
4. Superior Chemical Resistance
Quartz rods resist most acids and corrosive chemicals, ensuring long service life in aggressive industrial environments.
5. High Electrical Insulation
Quartz possesses excellent dielectric properties and is commonly used in electrical and semiconductor applications where insulation is critical.
6. Ultra-High Purity
The low impurity content minimizes contamination risks in semiconductor processing, optical manufacturing, and laboratory environments.


1. Semiconductor Industry
Quartz rods are widely used in semiconductor fabrication processes, including:
Wafer processing equipment
Diffusion furnaces
Quartz carriers
Semiconductor handling systems
2. Optical Industry
Due to their excellent light transmission characteristics, quartz rods are used in:
Optical instruments
Laser systems
Fiber optic equipment
UV optical components
3. Laboratory Equipment
Quartz rods are frequently found in:
Scientific instruments
Analytical equipment
High-temperature reactors
Research laboratories
4. UV Sterilization Systems
Quartz rods provide excellent UV transmission, making them suitable for:
Water treatment systems
Air purification equipment
Medical sterilization devices
Solar Energy Industry
Quartz materials play an important role in photovoltaic manufacturing and solar cell production processes.
5. Industrial Heating Applications
Quartz rods are commonly utilized in:
Heating elements
Thermal processing systems
Industrial furnaces
High-temperature manufacturing equipment



1. Professional Quartz Material Supplier
Shanghai Xinkehui Materials Co., Ltd. specializes in supplying high-quality quartz products for global industrial customers. Our product portfolio includes:
2. Strict Quality Control
Every quartz rod undergoes comprehensive quality inspection to ensure:
3. Custom Manufacturing Capability
We understand that every project has unique requirements. Our engineering team can manufacture quartz rods according to customer drawings, samples, and technical specifications.
4. Competitive Factory Pricing
By working closely with qualified manufacturing partners, we provide cost-effective solutions without compromising quality.
5. Global Export Experience
We have successfully supplied quartz materials to customers across:
6. Fast Response and Technical Support
Our experienced sales and technical teams provide professional assistance throughout the entire purchasing process, from product selection to after-sales support.
7. Custom Quartz Rod Solutions
If your project requires special dimensions, machining, polishing, or precision tolerances, Shanghai Xinkehui Materials Co., Ltd. can provide customized quartz rod solutions tailored to your application.
Simply provide:
Our team will recommend the most suitable solution and provide a competitive quotation.

1. Can you provide custom-sized quartz rods?
Yes. We support customized diameters, lengths, and machining services based on customer requirements.
2. What is the purity of your quartz rods?
Our standard fused quartz rods typically achieve SiO₂ purity levels of 99.99% or higher.
3. What industries use quartz rods?
Semiconductor, optical, laboratory, solar energy, medical equipment, UV sterilization, and industrial heating industries commonly use quartz rods.
4. Can you provide samples?
Yes. Sample orders are available for testing and evaluation.
In addition to our comprehensive range of quartz products, Shanghai Xinkehui Materials Co., Ltd. also supplies high‑quality sapphire wafers, silicon carbide (SiC) substrates, silicon wafers, and other semiconductor-grade wafer materials.
Looking for a reliable Quartz Rod supplier in China?
Shanghai Xinkehui Materials Co., Ltd. is committed to providing high-quality quartz materials, competitive pricing, customized manufacturing solutions, and professional technical support.
Contact us today to receive a free quotation and discover how our quartz rod solutions can support your business.
Send us your drawings or specifications, and our team will respond within 24 hours.