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 is a thermal element?

A thermal element is a device that converts electrical energy into heat in order to raise the temperature of an object or space. There are several types of thermal elements, including tubular heating elements, radiative heating elements, and combination heating element systems. Heat transfer occurs through thermal resistance and thermal capacitance, and there are three sources of heat: a power source, a temperature source, and fluid flow. Thermal elements are commonly used in laboratory equipment, as well as in various domestic and industrial applications.

How does a thermal element work?

A thermal element works by converting electrical energy into heat through the process of Joule heating. When an electric current flows through the element, it encounters resistance, and this results in heating of the element. Metal and ceramic heating elements operate on the principle of electric resistance heating, generating heat by resisting the flow of electricity through the material. The coefficient of electrical resistance of the material determines its ability to generate heat proportional to the amount of current flowing through it. The generated heat radiates outwards into the heat treatment chamber, making thermal elements a highly effective method of generating heat.

What are the advantages of using thermal elements?

Thermal elements offer several advantages in temperature measurement. Firstly, they have a wide temperature range, allowing for accurate measurements across a broad spectrum, from extremely low temperatures to high temperatures. They also have high sensitivity, meaning they can detect even small temperature changes. Additionally, thermal elements have excellent stability and repeatability, providing reliable and consistent temperature readings over time. They are rugged and durable, making them suitable for use in harsh environments. Thermal elements can also be easily integrated into various systems and instruments for temperature monitoring and control.

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 different types of thermal elements?

There are several types of thermal elements, including thermocouples, resistance temperature detectors (RTDs), and thermistors. Thermocouples are made of two dissimilar metals joined together, and they generate a voltage proportional to the temperature difference between their junctions. RTDs are made of pure metals, such as platinum or copper, and their resistance changes with temperature. Thermistors are made of temperature-sensitive semiconducting materials and have a large change in resistance with temperature.

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.

How should thermal elements be calibrated and maintained?

Calibration and maintenance of thermal elements are crucial to ensure their accuracy and reliability. Regular calibration should be performed using certified reference thermometers or temperature standards to verify the accuracy of temperature readings. Calibration intervals may vary depending on the application and industry requirements. Proper storage and handling of the thermal elements are important to prevent damage or contamination. It is recommended to protect the elements from extreme temperatures, moisture, and corrosive substances. Regular inspection of the element's connections, insulation, and protective sheaths should be carried out, and any damage or wear should be addressed promptly. Proper cleaning of the elements, if required, should be done following manufacturer guidelines. It is important to follow the manufacturer's recommendations for maintenance and consult with experts when necessary.

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.
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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 of KMS05

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Catalog of Thin Film Deposition Parts

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Catalog of Thermal Elements

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Catalog of Evaporation Crucible

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