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Quartz Ceramic Crucible Series | High Temperature Laboratory Crucibles

Beschreibung
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Beschreibung

High-purity quartz ceramic crucible

These quartz ceramic crucible are made primarily from high-purity fused silica (SiO₂) using advanced ceramic forming and high-temperature sintering processes. The products feature high purity, high temperature resistance, excellent thermal shock resistance, and good chemical stability.

The main chemical composition is 99.86% silicon dioxide (SiO₂), and the maximum operating temperature can reach 1680℃. Due to their low coefficient of thermal expansion, low thermal conductivity, high dimensional accuracy, and excellent corrosion resistance, they effectively reduce cracking and contamination problems during high-temperature processes.

Produktmerkmale

  1. High-purity quartz material, excellent high-temperature resistance

Using high-purity fused silica as the main raw material, the silicon dioxide content reaches SiO₂: 99.86%, with a maximum operating temperature ≤1680℃. It exhibits good structural stability in high-temperature environments, is not easily deformed, and can meet the requirements of long-term high-temperature use.

  1. Strong thermal shock resistance and resistance to thermal cycling

Quartz ceramics have an extremely low coefficient of thermal expansion, which effectively reduces thermal stress caused by temperature changes. The product has good thermal shock resistance, can withstand rapid heating and cooling, and is not prone to cracking and breakage, making it suitable for high-temperature process environments with frequent thermal cycling.

  1. Low thermal conductivity and high dimensional stability

The product has low thermal conductivity and low thermal expansion characteristics, maintaining good dimensional accuracy during high-temperature use. Its advantages include uniform temperature distribution, small thermal deformation, and high dimensional stability, making it suitable for experimental and production applications with high precision and stability requirements.

  1. Excellent Chemical Resistance

The product has low thermal conductivity and low thermal expansion characteristics, and its dimensional accuracy remains good under high temperature conditions. It has uniform temperature distribution, small thermal deformation and high dimensional stability. It is suitable for experimental research and production applications that require high accuracy and stability.

  1. High-Strength Structure and Long Service Life

The product has a fine structure, a compressive strength of ≥70MPa at room temperature, and good mechanical strength and wear resistance. It maintains stable performance at high temperatures, effectively extending its service life.

  1. Multiple Specifications Available, Customization Supported

A variety of specifications and models are available, and customization is supported according to customer needs, including different capacities, sizes, special shapes, and non-standard processed products. Fully meeting the diverse needs of laboratories and industrial production.

High-purity quartz ceramic crucible
Comparison DimensionHigh-Purity Quartz Ceramic CrucibleHigh-Purity Alumina Ceramic Crucible
Maximum Temperature Resistance≤ 1680℃1650℃ / 1750℃
Chemical Composition99.86% Silicon Dioxide (SiO₂)Mullite (60~70% Alumina)
Corundum (99% Alumina)
Product CharacteristicsFine structure, low thermal conductivity, low thermal expansion coefficient, high dimensional accuracy, good thermal shock stability, good electrical performance, excellent high-temperature thermal shock resistance, long service life, good chemical corrosion resistance, room temperature compressive strength ≥ 70MPaHigh-purity alumina, chemical corrosion resistance, Hochtemperaturbeständigkeit, resistance to rapid heating and cooling, not easily cracked, high density achieved through ceramic injection molding
Application FieldsMelting of silicon, aluminum, copper, usw.; widely used in optical glass, special glass, ceramic bond for grinding wheels, polysilicon production, and non-ferrous metal smelting industryMetal smelting, powder sintering, electronic components, automotive parts, aerospace, machine tools, hydraulic parts, pumps and valves, fans, and other industries
Service ConditionsUsed as a container for loading solution raw materials, requiring continuous operation at high temperatures around 1750℃/1680℃/1650℃ for over 50 hours to achieve melting production

Anwendungsbereiche

  • Photovoltaics and Semiconductors: Square/round crucibles for polycrystalline silicon ingot casting; quartz crucibles (matching) for monocrystalline silicon pulling.
  • Optics and Specialty Glasses: Melting and clarification of optical glass, filter glass, and pharmaceutical glass.
  • Non-ferrous Metal Smelting: Melting, refining, and degassing of aluminum, copper, and their alloys.
  • Ceramics and Powder Materials: High-temperature calcination of ceramic grinding wheel binders, electronic ceramic powders, phosphors, usw.
  • Laboratory and Research: High-temperature calcination, ashing analysis, melting experiments, usw.

Unternehmensprofil

Ein professionelles Unternehmen, das sich auf Dienstleistungen im Bereich Wärmebehandlungstechnologie und die R. spezialisiert hat&D, Herstellung, und Vertrieb von Hochtemperatur-Elektroöfen.

Das Unternehmen konzentriert sich auf die Entwicklung von Hochtemperatur-Elektroöfen, die einen gesamten Temperaturbereich von -100℃ bis 2600℃ abdecken. Zu seinen Produkten gehören experimentelle Elektroöfen, Vakuumatmosphärenöfen, Industrieöfen, und Mittelfrequenz-Induktionsheizgeräte. Zu den Hauptprodukten gehören Kastenöfen, Rohröfen, Hebeöfen, Schuböfen, Drehgestellöfen, Drehrohröfen, Tunnelöfen, und verschiedene spezialisierte Mittelfrequenzöfen.

Das Unternehmen setzt auf technologische Innovation und hat die ISO9001- und EU-CE-Zertifizierungen bestanden. Es besitzt 21 eingetragene Marken, 29 Patente, Und 27 Software-Urheberrechte.

Zahlungsmethoden

TT

Versandarten

Der Elektroofen ist in drei Schichten verpackt: zunächst in Schaumstoffpapier eingewickelt, dann in Plastikfolie eingewickelt, und schließlich in einer Holzkiste verpackt.

Häufig gestellte Fragen (FAQ)

  1. What is the highest temperature that a quartz ceramic crucible can withstand?

High-purity quartz ceramic crucibles can withstand temperatures up to 1680℃, suitable for various high-temperature melting and material processing processes.

  1. What are the main advantages of quartz ceramic crucibles?

The products feature high purity, high temperature resistance, Thermoschockbeständigkeit, low thermal expansion, low thermal conductivity, chemical resistance, and good dimensional stability.

  1. What materials are suitable for melting with quartz ceramic crucibles?

Suitable for melting metals such as silicon, aluminum, and copper, and widely used in the production of optical glass, specialty glass, polycrystalline silicon, and high-purity materials.

  1. What precautions should be taken when using quartz ceramic crucibles?

It is recommended to avoid severe mechanical impacts. The heating and cooling processes should be kept uniform, and the maximum operating temperature should not be exceeded to improve the crucible’s lifespan.

  1. Are different specifications supported?

Ja. We can customize high-purity quartz ceramic crucibles of different sizes, capacities, shapes, and special structures according to customer needs to meet the requirements of experimental and industrial applications.

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