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Tungsten crucible typical applications and advantages

Tungsten crucibles are commonly used in various industries for their unique properties and advantages. Here are some of their applications and benefits:


1.      Semiconductor Industry: Tungsten crucibles are widely utilized for the growth and processing of semiconductor crystals, such as Silicon and Gallium Arsenide.

2.      Chemical Industry: They are employed for high-temperature melting and chemical reactions involving corrosive substances, especially in the production of special alloys and superalloys.

3.      Glass Industry: Tungsten crucibles are used in the manufacturing process of glass, including fiber optics, laboratory glassware, and glass lenses.

4.      Thermal Analysis: They can be used in thermal analysis techniques like differential scanning calorimetry (DSC) and thermogravimetric analysis (TGA).

Tungsten Crucibles Advantages:

1.      High Melting Point: Tungsten has an exceptionally high melting point of 3,422°C, making it suitable for applications where extreme temperatures are required.

2.      Excellent Thermal Stability: Tungsten crucibles have excellent thermal stability and can withstand rapid temperature changes without cracking or deforming.

3.      Chemical Resistance: Tungsten has good resistance to corrosion, making the crucibles ideal for handling corrosive materials and preventing contamination.

4.      High Density: Tungsten has a high density, which allows for efficient heat transfer and reduces heat losses during melting processes.

5.      Longevity and Durability: Tungsten crucibles are known for their long lifespan and durability, making them a cost-effective choice in high-temperature applications.

6.      Low Vapor Pressure: Tungsten has a low vapor pressure at high temperatures, resulting in minimal vapor contamination during material processing.

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