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ZC0937 Zirconia Crucible (ZrO2 Crucible)

Catalog No.YSZ-C
SizeOD: 9~80 mm, Height: 15~80 mm
MaterialZirconium Oxide (ZrO2)
Shapecylinder, conical, or other shapes according to request
Thickness1.5~3.5 mm

TFM is a leading provider and manufacturer specializing in Zirconia crucibles. We offer a diverse range of Zirconia crucibles, including standard, conical, and thermal analysis varieties. Our crucibles come in numerous shapes and sizes to meet your specific needs.

Overview

Zirconia (ZrO₂) crucibles are renowned for their outstanding durability and high-performance capabilities in extreme temperatures. These crucibles are designed to endure temperatures as high as 2200°C, making them ideal for applications such as melting superalloys and precious metals. They excel in chemical inertness, thermal shock resistance, and resistance to both acids and alkalis.

Key Features

  • Maximum Operating Temperature: Up to 2200°C, ideal for high-temperature processes.
  • Chemical Resistance: Exceptional resistance to acids and alkalis, preserving material purity.
  • Thermal Shock Resistance: Capable of handling rapid temperature changes up to 2200°C without damage.
  • Material Composition: Manufactured from high-purity Zirconia (ZrO₂).

Specifications

Working temperature 2200℃
Corrosion Resistant Acids, alkalis
Approx. Capacity 2~300 mL
Outer Diameter (OD) 9~80 mm
Height 15~80 mm
Wall thickness 1.5~3.5 mm

Custom sizes and shapes of Zirconia crucibles are available upon request. For personalized solutions, please reach out to us.

Applications

Zirconia Crucibles are indispensable in sectors demanding high purity and durability under severe conditions:

  • Chemical Calcining: Perfect for processes that involve high temperatures and exposure to aggressive chemicals.
  • Metal Casting and Melting: Ideal for melting precious metals and superalloys, ensuring a clean and uncontaminated process.
  • Thermal Analysis: Used extensively in thermal analysis due to their stability at elevated temperatures.

Advanced Manufacturing and Customization

We offer bespoke crucibles designed to meet your specific requirements, including custom sizes and shapes. Our cutting-edge manufacturing techniques ensure each crucible adheres to rigorous quality standards, with precise control over purity, grain size, and microstructure.

Handling and Packaging

Each crucible is carefully packaged to maintain its pristine condition, minimizing any risk of damage during transit and storage.

Frequently Asked Questions (FAQs)

Q1: What makes Zirconia Crucibles stand out for high-temperature uses?
A1: Zirconia Crucibles are superior due to their excellent thermal shock resistance and chemical inertness, allowing them to operate at high temperatures without degrading or reacting with the processed materials.

Q2: Can I get Zirconia Crucibles in custom sizes?
A2: Yes, we offer customization for size and shape. Please contact us with your specifications.

Q3: Are these crucibles suitable for melting precious metals?
A3: Yes, they are highly suitable for melting precious metals as they are chemically inert and prevent contamination.

Q4: How should Zirconia Crucibles be handled and stored?
A4: Store the crucibles in a dry environment and handle them carefully to avoid impacts that could cause cracks or fractures.

Q5: What support do you offer if there are issues with the crucibles?
A5: We provide comprehensive customer support to address any technical issues or inquiries regarding our products.

Contact Us

For more information or to request a quote, please contact us. Our expert team is here to help you find the perfect Zirconia Crucible to suit your needs, ensuring optimal performance and value.

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FAQ

A crucible is a heat-resistant container designed to hold materials during high-temperature processes such as melting, alloying, or chemical reactions. They’re essential in metal casting, laboratory analyses, and even certain thin-film deposition systems.

Crucibles are usually made from ceramics like alumina, zirconia, silicon carbide, or magnesia due to their high melting points and chemical inertness. Graphite and metal (e.g., steel) crucibles are also used for lower temperature applications.

The ideal crucible depends on the temperature and chemical nature of the process. Always select a crucible material with a melting point significantly higher than that of the material being processed and one that is chemically compatible to prevent reactions or contamination.

Always wear appropriate personal protective equipment (PPE) such as heat-resistant gloves, face shields, and aprons. Use proper tongs for handling, ensure adequate ventilation, and follow established protocols to avoid thermal shock and accidental spills.

Prior to use, crucibles are usually “dried” or pre-fired to remove moisture and avoid thermal shock. Some applications recommend a seasoning or “dressing” process to improve performance and extend the crucible’s lifespan.

Crucibles should be stored in a dry, well-ventilated area on wood shelving or other non-abrasive supports—not directly on concrete or metal floors—to avoid damage. They should also not be nested together to prevent chipping or cracking.

Yes, most crucibles are designed for multiple uses if they’re properly maintained and cleaned. However, frequent use at extreme temperatures or for reactive materials may eventually degrade them, in which case replacement is necessary.

Common challenges include cracking from rapid temperature changes (thermal shock), contamination from residual materials, and wear or erosion from high-temperature exposure. Following proper handling and maintenance guidelines helps mitigate these issues.

Allow the crucible to cool completely, then remove any residues with a suitable scraper or chemical cleaner if recommended. Some crucibles benefit from an acid wash to remove stubborn deposits—but always follow the manufacturer’s guidelines to prevent damage.

Ensure the crucible is pre-heated and free of moisture. Load the material slowly and evenly using appropriate tools to prevent splashing or uneven heating. For heavy or large pieces, use tongs or specialized equipment to maintain safety and consistency.

In metal casting, crucibles are used to melt and hold metals for forming alloys or casting components. In evaporation processes (e.g., thin-film deposition), they heat materials to their vaporization point, allowing controlled deposition onto substrates.

Their ability to withstand extreme temperatures and resist chemical reactions makes crucibles indispensable. They enable precise control over high-temperature processes in metallurgy, materials science, and chemical analysis, ensuring product quality and process reliability.

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