Quartz Glass Crucible

Quartz crucible is a container made of high purity quartz sand (99.9%|99.99%99.999%), with properties of super clean and high temperature resistance, performance under high temperature is quite stable, in semiconductor and Laboratory field has an important application, it is used to contain molten silicon, to pull silicon crystal rod for the subsequent process.

 

As a  manufacturer of quartz crucibles, ATCERA offer factory-direct pricing to ensure you get the best value without the middleman mark-up.

view all quartz glass crucibles

Properties of Quartz Glass Crucibles

1.High Thermal Resistance of Quartz Crucibles

  • Quartz crucibles reaching up to 1100°C(Long time) -1350°C(Short time) without breaking down. 
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2.Excellent Thermal Shock Resistance of Quartz Crucibles

  • Quartz has a low coefficient of thermal expansion, making it resistant to rapid temperature changes without cracking.
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3.High Purity of Quartz Crucibles

  • Quartz crucibles are made from over 99.99% pure silica, minimizing contamination risks in semiconductor and solar cell production.
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4.Chemical Inertness of Quartz Crucibles

Quartz resists most acids and bases, such as HCl and NaOH, up to temperatures around 1,000°C.

 

Technical Data of Quartz Materials

Density (g/cm3) 2.2
Flexture Strength (MPa) 48
Elastic Modulus (GPa) 72
Poisson's Ratio 0.14-0.17
Compressive strength (MPa) 1100
Bending strength (MPa) 67
Moh's hardness 5.5~6.5
Maximum working temperature (long-term, ℃) 1100
Maximum working temperature (short-term, ℃) 1350
Thermal conductivity (W/m*K) 1.4
Thermal expansion coefficient (/℃) 5.5*10-7
Specific resistance (Ω*cm) 7*107

 

*This chart illustrates the standard characteristics of the quartz materials commonly employed in the manufacturing of our quartz products and parts. Please be aware that the attributes of customized quartz products and parts may vary depending on the specific processes involved.

Application Fields of Quartz Glass Crucibles

1. Semiconductor Industry

  • Silicon Wafer Growth: Quartz crucibles are essential in the production of silicon wafers, where they are used for the melting of silicon during the crystal growth process (e.g., Czochralski method).
  • LED Manufacturing: Used in the production of high-quality silicon and gallium nitride (GaN) substrates for LED applications.
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2. Solar Cell Production

  • Quartz crucibles are used for the manufacturing of silicon for photovoltaic solar cells, where their high-purity and thermal resistance ensure the integrity of the material during high-temperature processing.
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3. Laboratory Applications

  • Chemical and Metallurgical Laboratories: Quartz crucibles are used for high-temperature chemical reactions, sample preparation, and melting of metals, as they do not contaminate the samples.
  • Research and Development: They are also used in scientific research for experiments requiring a non-reactive, heat-resistant material.
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4. Glass and Ceramics Manufacturing

  • Quartz crucibles are used in the production of high-temperature glass and ceramics, where their ability to withstand extreme heat without melting or deforming is critical.
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5. Metallurgy

  • Precious Metals Smelting: Quartz crucibles are used for melting precious metals like gold, silver, and platinum due to their high resistance to chemical reactions and high thermal conductivity.
  • Alloy Production: They also play a role in smelting and refining various metal alloys in industrial processes.
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6. Chemical Industry

  • Quartz crucibles are used in the production of high-purity chemicals, where their non-reactivity and ability to withstand high temperatures ensure the purity of the products.
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7. Pharmaceutical Industry

  • Quartz crucibles are used in pharmaceutical manufacturing processes where high-purity materials and heat resistance are necessary for the processing of chemicals or the creation of specialty compounds.
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8. Electronics Manufacturing

  • They are used in the production of electronic components that require high-temperature processes, such as in the fabrication of semiconductors, microchips, and other delicate electronic components.

Quartz Glass Crucibles Customized Services

1. Custom Sizes and Shapes

  • Size Customization: ATCERA offer different diameters, depths, and thicknesses to suit specific applications.
  • Shape Customization:  Standard round or rectangular crucibles,  custom shapes based on specific requirements, such as cone-shaped or elongated crucibles.
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2. Wall Thickness Customization

  • Based on the application, we offer customized wall thickness options. For applications requiring higher thermal resistance and heat conduction, we can offer thicker crucibles; for those requiring faster heating or cooling, thinner walls can be provided.
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3. High Purity Silica Customization

  • We offer customization in terms of high-purity silica (SiO₂ 99.9%-99.999%) content, ensuring that the quartz crucibles meet the extremely high purity standards required in industries like semiconductor manufacturing, solar cell production, and chemical processing.
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4. Surface Treatment and Polishing

  • We offer surface treatment services to ensure the crucible surface is smooth and flawless, reducing friction during use and improving ease of handling.
  • Polishing Services: We can provide different levels of polishing based on customer needs, enhancing the aesthetics and durability of the crucibles.
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5. Specialized Corrosion Resistance

  • For applications that involve harsh chemicals or corrosive environments, we offer corrosion resistance customization, ensuring the quartz crucible remains undamaged in high-acid, high-base, or other chemically aggressive conditions.
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6. Small Batch Production and Prototyping

  • We support small batch production and prototyping services, allowing customers to test custom crucible samples before proceeding with large-scale production.

 

7. Special Technical Treatments

  • In addition to the above, we provide specialized technical treatments such as enhancing wear resistance, improving strength, and extending the lifespan of quartz crucibles for heavy-duty applications.
On-line engineer

 

Why Choose Quartz Glass Crucibles From ATCERA

 Precision Manufacturing

20+ years experience in the field of Quartz Glass

 

 Assured Batch Supply

Up to 100,000 monthly capacity

Stable production capacity and supply chain, batch delivery cab be well guaranteed.With perfect after-sales service.

 

 Expert Engineering

 

ATCERA team of experienced materials engineers specializes in optimizing quartz properties

 

 Cost-Effective Excellence

ATCERA offers high-quality quartz crucibles at competitive prices

Our efficient manufacturing ensures you get top-tier products without compromising on quality. 

 

Contact us righ now for your custom quote!

FAQ

Although our primary focus is on advanced ceramic materials such as alumina, zirconia, silicon carbide, silicon nitride, aluminum nitride, and quartz ceramics, we are always exploring new materials and technologies. If you have a specific material requirement, please contact us, and we will do our best to fulfill your needs or find suitable partners.

Absolutely. Our technical team possesses profound knowledge of ceramic materials and extensive experience in product design. We are happy to provide you with material selection advice and product design support to ensure optimal performance for your products.

We do not have a fixed minimum order value requirement. We always focus on meeting our customers' needs, and we strive to provide quality service and products regardless of the order size.

In addition to ceramic products, we also provide a range of additional services, including but not limited to: customized ceramic processing services based on your needs, using blanks or semi-finished blanks produced by yourself; if you are interested in outsourced ceramic packaging and metallization services, please contact us for further discussion. We are always committed to providing you with a one-stop solution to meet your various needs.

Yes, we do. No matter where you are located globally, we can ensure the safe and timely delivery of your order.

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Please note that our office hours are based on Beijing Time, which is eight hours ahead of Greenwich Mean Time (GMT). We appreciate your understanding and cooperation in scheduling your inquiries and meetings accordingly. For any urgent matters or queries outside our regular hours, feel free to contact us via email, and we will get back to you as soon as possible. Thank you for your business, and we look forward to serving you.

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