Quartz Nozzle
A Quartz Nozzle is a specialized industrial component made from high-purity fused quartz or quartz ceramic. It offers exceptional high-temperature resistance, excellent chemical stability, low thermal expansion, and good thermal shock performance. Primarily used in precision processes requiring corrosion resistance, high-temperature durability, and contamination-free environments, it is widely applied in semiconductor manufacturing, optical fiber drawing, high-temperature spraying, and specialized glass forming.
- Custom and standard options available.
- Fast lead times guaranteed.
- High performance at a competitive price.
Quartz Nozzle Data Sheet
| Color: | White – transparent |
| Shape: | Customized |
| Dimension(inch): | Customized |
| Chemical Formula: | SiO2 |
Quartz Nozzle Description
A Quartz Nozzle is a precision-engineered component fabricated from high-purity fused quartz or quartz ceramic, distinguished by its exceptional ability to perform reliably in extreme thermal and corrosive environments. Its defining characteristics include outstanding high-temperature resistance, capable of withstanding prolonged exposure to temperatures often exceeding 1100°C, coupled with superior thermal shock resistance derived from an extremely low coefficient of thermal expansion, allowing it to endure rapid temperature fluctuations without cracking. The material exhibits excellent chemical inertness, resisting attack from most acids, halogens, and aggressive process gases, while maintaining high dimensional stability and structural integrity under load. With a smooth, non-porous interior surface that minimizes fluid adhesion and contamination, it is a critical consumable part in semiconductor wafer processing (e.g., diffusion, epitaxy), optical fiber drawing for precise preform melting and diameter control, high-temperature gas and plasma delivery systems, and various specialized industrial applications where purity, thermal management, and process consistency are paramount.
Quartz Nozzle Features
- Exceptional High-Temperature Resistance – Withstands sustained operation at temperatures exceeding 1100°C.
- Superior Thermal Shock Resistance – Endures rapid temperature changes without cracking, due to extremely low thermal expansion.
- Excellent Chemical Inertness – Highly resistant to corrosion from most acids, halogens, and aggressive process gases.
- High Purity & Low Contamination – Prevents impurity introduction in sensitive processes like semiconductor fabrication.
- Smooth, Non-Porous Surface – Minimizes material adhesion and ensures consistent, laminar flow.
- Good Optical Transparency (Fused Quartz) – Allows for visual monitoring and laser-assisted processes in certain designs.
- High Dimensional Stability – Maintains precise shape and tolerances even under thermal and mechanical stress.
- Electrical Insulation – Provides excellent dielectric properties for use in electronic and plasma applications.
Quartz Nozzle Applications
- Semiconductor Manufacturing – Used in diffusion furnaces, CVD reactors, and epitaxy systems for precise gas delivery and wafer processing.
- Optical Fiber Production – Serves as the critical drawing nozzle for melting and forming glass preforms into continuous fibers.
- Analytical Instruments – Employed in ICP-MS, ICP-OES, and other spectrometers as sample introduction and plasma torches.
- High-Temperature Spraying & Coating – Functions as the delivery nozzle for thermal spray (e.g., plasma spray) of ceramic coatings.
- Laboratory & Research Equipment – Used in high-temperature reactors, gas delivery systems, and custom experimental setups.
- Specialty Glass Processing – Applied in precision glass molding, tube forming, and laser glass machining.
- Chemical Processing – Utilized in corrosive gas handling, chlorination processes, and high-purity chemical synthesis.
- LED & Photonics Manufacturing – Involved in MOCVD reactors for the deposition of compound semiconductor layers.
- Environmental Monitoring – Used in advanced continuous emission monitoring systems (CEMS) for stack gas analysis.
- Solar Cell Fabrication – Applied in specific high-temperature doping and thin-film deposition processes.
Quartz Ceramic Material Properties
| Purity (%) | >99.8 | >99.5 |
| Density (g/cm3) | 1.9-1.95 | 1.9-1.95 |
| Flexture strength (MPa) | 28 | 28 |
| Compressive strength (MPa) | >50 | >50 |
| Bending strength (MPa) | 25 | 25 |
| Maximum working temperature (℃) | 1650 | 1650 |
| Thermal conductivity (W/m*K) | <1 | <1 |
| Thermal expansion coefficient (/℃) | 8.5*10-7 | 8.5*10-7 |
| number of use | ≥10 | ≥10 |
Quartz Ceramic Packaging
Quartz ceramic products are typically packaged in vacuum-sealed bags to prevent moisture or contamination and wrapped with foam to cushion vibrations and impacts during transport, ensuring the quality of products in their original condition.
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- SAFETY DATA SHEET (SDS) -Quartz Nozzle
FAQ
What is a Quartz Nozzle and what material is it made from?
A Quartz Nozzle is a precision functional component made from high-purity fused quartz (silica) or quartz ceramic, specifically engineered to withstand extreme temperatures and corrosive environments.
What is the most critical performance advantage of a Quartz Nozzle?
Its most critical advantage is the combination of exceptional high-temperature resistance and superior thermal shock stability, allowing it to withstand temperatures exceeding 1100°C while resisting drastic thermal cycling.
What specific role does it play in semiconductor manufacturing?
In semiconductor manufacturing, it is primarily used in diffusion furnaces, Chemical Vapor Deposition (CVD), and epitaxial reactors as a critical gas delivery or injection component, ensuring process gases are delivered uniformly and purely to the wafer surface.
Why is a Quartz Nozzle essential for optical fiber drawing?
Because the quartz nozzle can operate stably in the heating zone of the glass preform at temperatures exceeding 2000°C. Its smooth inner bore directly controls the flow of molten glass and the fiber diameter, serving as the core die that ensures the geometric precision and transmission performance of the optical fiber.
How to select the right Quartz Nozzle for an application? What are the key parameters?
Selection criteria include: maximum operating temperature, chemical media in contact, required flow rate/velocity, nozzle inner diameter and length, connection type, and transparency requirements (e.g., for visual inspection of internal flow).
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