AC9823 Alumina Crucible, Al2O3 Crucible Cylinder, 95%, 880 mL

Alumina Crucible, Al2O3 Crucible Cylindrical, 95%, 880 mL Description

The Alumina Crucible, Al2O3 Crucible Cylindrical, 95%, 880 mL is fabricated from 95% purity alumina and exhibits a controlled density range of 3.7-3.9 g/cm³, ensuring dimensional stability during thermal cycles. Its tensile strength of ~32 Kpsi and compressive strength of ~300 Kpsi supports resistance against thermal shock. A thermal conductivity of 25 W/(m·K) facilitates efficient heat transfer, while an operating limit up to 1500 ℃ and high volume resistivity (>10^14 Ohm·cm) provide electrical insulation, making it suitable for high-temperature ceramic applications.

Alumina Crucible, Al2O3 Crucible Cylindrical, 95%, 880 mL Applications

1.       Industrial Processing
   - Used as a high-temperature container in metal melting systems to achieve uniform heating by leveraging its controlled microstructure.
   - Applied as a reaction vessel in ceramic manufacturing to minimise contamination by utilising its chemical inertness.

2.       Laboratory Research
   - Serves as a crucible in materials synthesis processes to achieve consistent thermal exposure by capitalising on its stable density and mechanical properties.
   - Frequently used for sintering experiments to ensure repeatable heat distribution, reducing thermal gradients during testing.

Alumina Crucible, Al2O3 Crucible Cylindrical, 95%, 880 mL Packing

The crucible is packaged in a foam-lined container and secured with an anti-static film to minimise risk of mechanical impact and contamination. It is stored under controlled, dry conditions to preclude moisture-induced degradation. Optional custom packaging, including individualised labelling and specialised inserts, is available to accommodate specific handling and storage protocols.

Frequently Asked Questions

Q1: How does the specified density range influence performance?
A1: The 3.7-3.9 g/cm³ density range ensures thermal stability and minimises internal stress during repeated thermal cycling. This controlled density is critical for maintaining structural integrity in high-temperature operations.

Q2: What role does thermal conductivity play in its application?
A2: A thermal conductivity of 25 W/(m·K) facilitates rapid and uniform heat distribution throughout the crucible, reducing temperature gradients and mitigating the risk of localised overheating during processing.

Q3: How are quality control measures implemented during production?
A3: SAM employs detailed inspections, including scanning electron microscopy (SEM), to monitor microstructural uniformity. Batch testing validates mechanical properties, ensuring that the product consistently meets stringent operational standards.

Additional Information

Alumina ceramics are known for their high melting points and chemical inertness, making them essential in environments that demand thermal stability and resistance to corrosion. The processing of alumina involves controlled sintering to achieve a desirable microstructure, which directly influences both mechanical strength and thermal properties. Researchers and engineers value these characteristics when designing systems for high-temperature applications, ensuring that material selection contributes to overall process efficiency and durability.

In the broader field of ceramic materials, precise control over composition and density plays a critical role in optimising performance. Advances in sintering and inspection techniques continue to enhance the consistency and functional properties of alumina products, providing a dependable solution for both industrial and research applications.