Products Lab Consumables & Materials Thin Film Deposition Parts Electron Beam Evaporation Coating / Gold Plating / Tungsten Crucible / Molybdenum Crucible
Electron Beam Evaporation Coating / Gold Plating / Tungsten Crucible / Molybdenum Crucible

Thin Film Deposition Parts

Electron Beam Evaporation Coating / Gold Plating / Tungsten Crucible / Molybdenum Crucible

Item Number : KMS05

Price varies based on specs and customizations


Material
Molybdenum / Tungsten
Specification
28-50*13.2-25mm
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Application

Tungsten and molybdenum crucibles are widely used in the electron beam evaporation process for gold plating applications. These crucibles act as vessels to contain the gold material being evaporated while precisely directing the electron beam for precise deposition. The exceptional properties of tungsten and molybdenum make them ideal for high temperature applications in evaporative deposition.

The crucible plays a vital role in ensuring that the gold material reaches the temperature required for evaporation, allowing controlled and precise deposition on the substrate. Furthermore, their stability, durability and corrosion resistance contribute significantly to the overall performance and reliability of the gold plating process.

It is worth noting that the choice between tungsten and molybdenum crucibles depends on specific requirements such as operating temperature, desired level of corrosion resistance, and other factors related to a particular gold plating application.

Detail & Parts

Electron beam evaporation coating / gold plating / tungsten crucible / molybdenum crucible detail

Electron beam evaporation coating / gold plating / tungsten crucible / molybdenum crucible details 2

Electron beam evaporation coating / gold plating / tungsten crucible / molybdenum crucible detals 3

Technical specifications

Molybdenum outer diameter & High 28*13.2mm 35*17mm 40*20mm 42*20mm 45*22mm 50*25mm
Tungsten outer diameter & High 28*13mm 35*17mm 40*19mm 42*20mm 45*22mm 50*25mm
The crucibles we show are available in different sizes and custom sizes are available on request.

Advantages

  • High Melting Point: Ideal for applications involving extreme temperatures.
  • Efficient Heat Transfer: Contributes to efficient heat transfer during electron beam evaporation; enabling optimal heat dissipation and increasing the overall efficiency of the evaporation process.
  • Corrosion Resistance: Tungsten is highly resistant to corrosion by various substances, including acids and alkalis. Widely used in a variety of electroplating applications where corrosion protection is required. In contrast, molybdenum crucibles have lower corrosion resistance than tungsten crucibles.
  • High Density: Ensures that the crucible retains its structural integrity and can withstand the harsh conditions encountered during the gold plating process.
  • Low gas pressure: Molybdenum is similar to tungsten, this quality minimizes the risk of contamination during evaporation and guarantees the purity and quality of the gold deposit.

FAQ

What are tungsten boats?

Tungsten boats are small containers or trays made from tungsten metal. They are designed to hold and transport materials at high temperatures in various industrial and laboratory applications. Tungsten boats are commonly used in processes such as evaporation, sintering, and thermal analysis.

What are the advantages of using tungsten boats?

Tungsten boats offer several advantages in high-temperature applications. Firstly, tungsten has an extremely high melting point of 3,422°C, making it suitable for use in environments with extremely high temperatures. Tungsten boats also have excellent thermal conductivity, allowing for efficient heat transfer and uniform heating of the material being processed. They have high mechanical strength and can withstand deformation and warping even at elevated temperatures. Tungsten is highly resistant to chemical corrosion, making tungsten boats compatible with a wide range of materials and environments. Additionally, tungsten has a low vapor pressure, which means it has minimal vapor contamination, making it suitable for high-purity applications. Tungsten boats have a long lifespan and can be used repeatedly without significant deterioration.

What are thermal evaporation sources?

Thermal evaporation sources are devices used in thermal evaporation systems to deposit thin films onto substrates. They work by heating a material (evaporant) to high temperatures, causing it to evaporate and then condense onto a substrate, forming a thin film.

What are the main types of thermal evaporation sources?

The main types of thermal evaporation sources include resistive evaporation sources, electron-beam evaporation sources, and flash evaporation sources. Each type uses different methods to heat the evaporant, such as resistive heating, electron beam heating, or direct contact with a hot surface.

How do thermal evaporation sources work?

Thermal evaporation sources work by passing electrical current through a resistive material, which heats up to high temperatures. This heat is transferred to the evaporant, causing it to melt and vaporize. The vapor then travels through a vacuum chamber and condenses onto a substrate, forming a thin film.

What are the common materials used for evaporating crucibles?

Evaporating crucibles are commonly made from materials such as tungsten, tantalum, molybdenum, graphite, or ceramic compounds. These materials have high melting points and good thermal conductivity, making them suitable for the high-temperature conditions required during evaporation. The choice of crucible material depends on factors such as the evaporant material, desired film properties, and process parameters.

What are the advantages of using thermal evaporation sources?

The advantages of thermal evaporation sources include high deposition rates, good directionality, excellent uniformity, and compatibility with various materials. They are also relatively simple and affordable, making them suitable for a wide range of applications in thin film deposition.

What are the advantages of using evaporation boats?

Evaporation boats offer several advantages in thin film deposition processes. They provide a controlled environment for the evaporation of materials, ensuring precise control over film thickness and uniformity. Evaporation boats can withstand high temperatures and provide efficient heat transfer, allowing for consistent evaporation rates. They are available in various sizes and shapes, accommodating different evaporation systems and substrate configurations. Evaporation boats enable the deposition of a wide range of materials, including metals, semiconductors, and ceramics. They are easy to load and unload, facilitating quick material changes or process adjustments. Overall, evaporation boats are essential tools in thin film deposition techniques, offering versatility, reliability, and reproducibility.

What are the advantages of using evaporating crucibles?

Evaporating crucibles offer several advantages in thin film deposition processes. They provide a controlled environment for the evaporation of materials, allowing for precise control over film thickness and uniformity. Crucibles can withstand high temperatures and provide efficient heat transfer, ensuring consistent evaporation rates. They are available in various sizes and shapes to accommodate different evaporation systems and substrate configurations. Evaporating crucibles also allow for the deposition of a wide range of materials, including metals, semiconductors, and ceramics. They can be easily loaded and unloaded, facilitating quick material changes or process adjustments. Overall, evaporating crucibles are essential tools in thin film deposition techniques, offering versatility, reliability, and reproducibility.

What applications are thermal evaporation sources used for?

Thermal evaporation sources are used in various applications such as the production of optical coatings, semiconductor devices, and various types of thin films. They are particularly useful in industries that require precise control over the deposition of materials onto substrates.

What is the typical lifespan of an evaporation boat?

The lifespan of an evaporation boat can vary depending on several factors. It primarily depends on the material used for the boat, the operating conditions, and the frequency of use. Evaporation boats made of refractory metals like tungsten or molybdenum are generally more durable and have longer lifespans compared to boats made from ceramic materials. With proper handling, regular maintenance, and appropriate cleaning procedures, evaporation boats can typically be used for multiple deposition cycles. However, over time, evaporation boats may experience wear and tear, such as cracking or degradation, which may reduce their lifespan. It is important to monitor the condition of the evaporation boat, conduct regular inspections, and replace it when necessary to ensure consistent and reliable thin film deposition.

How should evaporating crucibles be handled and maintained?

Evaporating crucibles should be handled and maintained with care to ensure their longevity and performance. Crucibles should be cleaned thoroughly before each use to remove any residual material from previous depositions. Avoid using abrasive materials that could damage the crucible's surface. During loading and unloading, handle crucibles with clean gloves or specialized tools to prevent contamination. When not in use, store crucibles in a dry and clean environment to avoid corrosion or degradation. Regular inspection of crucibles for cracks, defects, or signs of wear is important to prevent unexpected failures during the evaporation process. Follow the manufacturer's recommendations for any specific maintenance procedures, such as annealing or surface treatment, to prolong the crucible's lifespan.

Can evaporation boats be reused?

Evaporation boats can be reused, but it depends on several factors. The boat's condition, cleanliness, and compatibility with different evaporant materials play a significant role in determining whether it can be reused. If the evaporation boat is in good condition, free from cracks or defects, and has been cleaned thoroughly, it can typically be reused for subsequent depositions. However, if the boat has been exposed to reactive materials or shows signs of degradation, it may not be suitable for reuse. Consider the potential for contamination or unwanted reactions when reusing evaporation boats. Regular inspection and proper cleaning procedures are essential to maintain the boat's performance and ensure its suitability for reuse.

How do you select the appropriate evaporation boat material?

The selection of the appropriate evaporation boat material depends on several factors. Consider the melting point of the material being evaporated and choose a boat material with a higher melting point to prevent boat failure. Also, consider the compatibility of the boat material with the evaporant to avoid reactions or contamination. The boat's thermal conductivity and heat capacity should be evaluated for efficient heat transfer and temperature control during evaporation. Additionally, consider the boat's mechanical properties, such as strength and durability, to ensure it can withstand repeated heating and cooling cycles.
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4.8

out of

5

Molybdenum Crucible is a game-changer for e-beam evaporation. The top tier quality is worth every penny.

Hanan Schumacher

4.7

out of

5

Excellent product, exceeded my expectations. Impeccable craftsmanship and durability.

Sohini Brown

4.9

out of

5

The Molybdenum Crucible is worth the wait. Fast shipping and exceptional customer service.

Jiya Patel

4.6

out of

5

Highly recommend! The Molybdenum Crucible is a game-changer for our laboratory. Thank you, KINTEK SOLUTION.

Aayan Smith

4.8

out of

5

The Molybdenum Crucible is a must-have for any lab. Excellent quality and craftsmanship.

Aiden Harris

4.7

out of

5

Switching to the Molybdenum Crucible was the best decision. High-quality product and remarkable performance.

Amelia Jones

4.9

out of

5

The Molybdenum Crucible is a fantastic product. It's durable, reliable, and produces consistent results.

Liam Walker

4.6

out of

5

Highly impressed with the Molybdenum Crucible. It's a valuable addition to our lab equipment.

Isabella Garcia

4.8

out of

5

The Molybdenum Crucible is a great choice for e-beam evaporation. Highly recommend it.

Elijah Martinez

4.7

out of

5

Excellent product. The Molybdenum Crucible has enhanced our research capabilities.

Harper Clark

PDF - Electron Beam Evaporation Coating / Gold Plating / Tungsten Crucible / Molybdenum Crucible

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Catalog of Thin Film Deposition Parts

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Catalog of Evaporation Crucible

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Catalog of Tungsten Boat

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Catalog of Thermal Evaporation Sources

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Catalog of Evaporation Boat

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