High temperature experimental container 3-800mm quartz rod is a high-purity quartz glass product with excellent high temperature resistance, chemical stability, and optical properties. This product is made of high-purity fused silica material, which can withstand high temperatures above 1200 ℃, and has the characteristics of low thermal expansion coefficient, high transmittance (ultraviolet to infrared band), etc. It is suitable for harsh experimental environments and industrial application scenarios.

FAQ: Frequently Asked Questions

Q: How much temperature fluctuation can a quartz rod withstand at high temperatures?

Quartz glass has a coefficient of thermal expansion of approximately 5.5×10⁻⁷/°C, which is less than one-quarter that of ordinary glass. This means that even if a quartz rod is heated to around 1100°C and then rapidly immersed in room-temperature water, it will not shatter due to thermal stress. For experimental processes requiring frequent temperature cycling, this property significantly reduces the risk of material failure caused by thermal shock.

Q: How corrosion-resistant are quartz rods?

With the exception of hydrofluoric acid, quartz glass hardly reacts chemically with other acids; its acid resistance is 30 times that of ceramics and 150 times that of stainless steel. In corrosive atmospheres or molten salt environments, the surface of quartz rods remains smooth and is resistant to pitting or slag buildup.

Q: What are the advantages of transparent quartz rods for observing reaction processes?

Quartz rods offer excellent light transmission across the ultraviolet to infrared spectrum, with visible light transmittance exceeding 93%. This characteristic allows them to serve as optical observation windows for sealed vessels such as high-pressure reactors, enabling real-time recording of reaction changes via camera systems and monitoring of internal conditions without interrupting the experiment.

Q: What specifications of quartz rods can be customized?

Standard quartz rods range in diameter from 3 mm to 100 mm, and some large-sized products can be manufactured in even larger dimensions. In addition to standard straight rods, we can also process custom shapes, drill holes, grind edges, and perform annealing treatments according to drawings to meet the requirements of non-standard equipment.  

Specifications

-Diameter range: 3mm to 800mm (customizable)

-Length: Customizable according to requirements

-Material: high-purity fused silica (SiO ₂ content ≥ 99.99%)

-Temperature resistance range: -200 ℃ to 1200 ℃ (short-term up to 1450 ℃)

-Main features: high temperature resistance, corrosion resistance, low thermal expansion, high transparency

Application

1. Laboratory research

-High temperature reaction vessel: suitable for high-temperature experiments such as chemical synthesis and material sintering to avoid metal contamination.  

-Optical experiment: used for optical equipment such as lasers and spectrometers to ensure high transmittance and low optical loss.  

-Semiconductor industry: used for wafer processing, CVD (chemical vapor deposition) equipment, corrosion-resistant and does not affect purity.  

2. Industrial manufacturing

-Photovoltaic industry: used in the high-temperature treatment process of solar cell production.  

-Glass processing: used as a support or light guiding component for high-temperature melting processes.  

-High temperature observation window: used as an observation port for equipment such as furnaces and kilns, it is resistant to high temperatures and does not deform.  

3. Special customization requirements

-Irregular quartz rod: can be processed into special shapes such as threads, cones, and holes.  

-Coating treatment: such as anti reflective coatings, corrosion-resistant coatings, etc., to enhance specific properties.  

Customized service

We provide personalized customization services to meet the needs of different industries:

Size customization: diameter 3mm-800mm, length can be cut as needed.  

Shape customization: can be processed into tubular, rod-shaped, sheet-like, or complex irregular structures.  

Surface treatment: polishing, sanding, coating, etc., suitable for different optical or corrosion resistance requirements.  

Special performance optimization: such as ultra-high purity (99.999%), ultra-low hydroxyl content (<1ppm), etc.  

What user needs do these products address?

For users engaged in high-temperature experiments and specialized industrial production, selecting the right quartz products directly impacts experimental accuracy, production yield, and equipment operational stability. Our 3–800 mm quartz rod products help users address the following core issues:

Material stability in high-temperature environments: Under operating conditions exceeding 1,100°C, ordinary materials are prone to deformation, cracking, or contamination. High-purity quartz rods, with their extremely low coefficient of thermal expansion and excellent thermal shock resistance, ensure the structural stability of containers.

Chemical corrosion and impurity contamination: In precision manufacturing sectors such as semiconductors and photovoltaics, trace metal impurities can lead to a significant drop in product yield. High-purity quartz is highly chemically inert and does not react with most acids or alkalis, effectively preventing cross-contamination.

Challenges in Matching Non-Standard Dimensions: Requirements for quartz rod dimensions vary widely across different equipment and experimental protocols. We offer a full range of sizes from 3 to 800 mm, as well as customization services based on customer drawings, helping users precisely match their equipment needs and reduce adaptation costs.

Quality Consistency in Bulk Purchases: As a professional manufacturer, we implement end-to-end quality control from raw materials to finished products, ensuring that every batch maintains consistency in dimensional accuracy, purity, and optical performance.

Why choose our quartz rod?  

1. Solve material problems in high-temperature environments

-Traditional metals or ordinary glass are prone to deformation and oxidation at high temperatures, while quartz rods can work stably for a long time.  

-Suitable for vacuum, strong acid and alkali environments, without chemical reactions.  

2. High purity to avoid contamination

-Ultra high purity quartz (above 99.99%) ensures no impurity interference during experiments or production processes, especially suitable for the semiconductor and photovoltaic industries.  

3. Excellent optical performance

-The transmittance in the ultraviolet infrared band is over 90%, making it suitable for precision optical instruments.  

4. Customization is flexible and adaptable to various scenarios

-Whether it's small-scale laboratory requirements or large-scale industrial applications, they can be customized according to needs.  

The 3-800mm quartz rod is an ideal choice for high-temperature experiments, optical research, and high-end industrial manufacturing. We provide high-precision machining, strict quality inspection, and professional customization services to ensure that our products meet your needs. If you need to learn more technical parameters or place an order, please contact us!  

Luverre Quartz manufactures and sells a wide range of high quality quartz glass, including quartz tubes, quartz plates, quartz rods, quartz windows, quartz crucibles, quartz boats, quartz flanges, quartz beakers, quartz glass instruments, and more. We can meet all kinds of customized requirements for quartz glass products.