Thin Film Deposition Parts

Thermally evaporated tungsten wire

Name: Thermally evaporated tungsten wire
Brand: Kintek Solution
SKU: KME08
Rating: 4.88 (16 reviews)

Item Number : KME08

Price varies based on specs and customizations

Material: tungsten
parameter: length 100mm; 6 turns

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Application

Tungsten wire is made by pressing tungsten powder in a hydrogen atmosphere, sintering, die forging, wire drawing and annealing. This process can cause dramatic changes in the properties of the metal. Tungsten has a high melting point, high electrical resistivity, good strength and low vapor pressure, making it an ideal material for manufacturing heating elements. Multi-strand tungsten wire can be used to produce vacuum wire. Commonly used in electron beam source, vacuum coating, filament, thermal electron emitter, electron gun beam and other fields.

Detail & Parts

Thermally evaporated tungsten wire

Thermally evaporated tungsten wire details 2

Thermally evaporated tungsten wire details 3

Thermally evaporated tungsten wire details 4

Technical specifications

Specifications: length 100mm; 6 turns

The crucibles we show are available in different sizes and custom sizes are available on request.

Advantage

High melting point, high resistance.
Low coefficient of thermal expansion.
Good electrical and thermal conductivity,
Oxidation and creep resistance
Extremely high hardness, high tensile strength.
Lowest vapor pressure of all metals.

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.

What is vacuum arc melting process?

Vacuum arc melting (VAR) is a secondary melting process used to produce metal ingots with high chemical and mechanical homogeneity for critical applications in industries like aerospace, energy, and nuclear. The process involves refining liquid metal under vacuum and controlling its solidification rate. It is used for the purification of reactive titanium or zirconium alloys, without any contact with casting refractories, as well as for improving inclusion cleanliness in steels and superalloys. The remelted cylindrical ingots can weigh several tons, and VAR has revolutionized the specialty metallurgical techniques industry.

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 is VAR Vacuum Arc Remelting (VAR)Furnace?

VAR or Vacuum Arc Remelting is a process used to refine and improve the cleanliness of ingots made from standard air-melted, vacuum induction melted, or ESR remelted alloys. It is used for steels, superalloys, titanium, zirconium, and their alloys in industries such as aerospace, power generation, defense, medical, and nuclear. VAR is a continuous remelting process of a consumable electrode under vacuum, with DC power used to strike an arc between the electrode and a copper mold. The process removes dissolved gases, reduces undesired trace elements, improves oxide cleanliness, and achieves directional solidification of the ingot from bottom to top.

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 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.

How does vacuum arc melting furnace work?

A vacuum arc melting furnace works by melting materials under a vacuum or low-pressure atmosphere using electric arcs. The furnace uses two electrodes, one of which is the material to be melted. The electrodes are brought close together and an electric arc is struck between them, causing the material to melt. The furnace is then evacuated to remove any impurities and the molten material is cast into a desired shape. This process is used for the production of high-purity metals, alloys, and intermetallics used in industries such as aerospace, electronics, and biomedical engineering.

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.

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 are the applications of vacuum arc melting furnaces?

Vacuum arc melting furnaces are commonly used in the production of high-performance materials, such as superalloys, special steels, and reactive metals. These materials often require high-purity and controlled composition, which can be achieved through vacuum arc melting. The process is particularly suited for the production of critical components in aerospace, automotive, and energy industries, where high strength, corrosion resistance, and temperature stability are vital. Vacuum arc melting is also used in research and development settings to produce small quantities of specialized alloys for testing and characterization purposes.

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.

What are the advantages of using vacuum arc melting furnaces?

Vacuum arc melting furnaces offer several advantages. Firstly, the high vacuum environment prevents oxidation and contamination, resulting in high-purity melted metals. This is especially important for producing materials with stringent quality requirements. Secondly, the electric arc generates intense heat, allowing for rapid and efficient melting of the metal. The process can be precisely controlled to achieve specific melting parameters, such as temperature, pressure, and cooling rate, facilitating the production of alloys with desired properties. Vacuum arc melting furnaces also offer flexibility in terms of the size and shape of the melted metal, as the consumable electrode can be easily replaced or modified. Additionally, the process allows for the selective removal of impurities, such as gases and non-metallic inclusions, further enhancing the purity and quality of the final melted metal.

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.

What safety precautions should be followed when using a vacuum arc melting furnace?

When using a vacuum arc melting furnace, several safety precautions should be followed to ensure safe operation. Firstly, the furnace should be operated by trained personnel who are familiar with the equipment, its operation, and safety protocols. Adequate personal protective equipment, such as heat-resistant gloves, safety goggles, and fire-resistant clothing, should be worn when handling hot materials or operating the furnace. The vacuum system should be regularly inspected and maintained to ensure proper functionality and prevent safety risks. It is important to follow the manufacturer's guidelines and instructions for safe operation and maintenance of the vacuum arc melting furnace. Additionally, proper handling and disposal of consumable electrodes and melted materials should be carried out according to established safety guidelines and regulations. Regular inspections and maintenance of the furnace, including electrical systems, cooling systems, and gas handling components, should be performed to ensure safe and reliable operation.

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4.9

out of

5

The tungsten wire arrived promptly and in perfect condition, meeting all my research specifications. Highly recommend KINTEK SOLUTION for their reliable service.

Dalia Petrova

4.8

out of

5

Excellent value for money! The tungsten wire's exceptional quality has enhanced our lab's research capabilities. Thank you, KINTEK SOLUTION, for providing such a cost-effective solution.

Oscar Karlsson

4.7

out of

5

KINTEK SOLUTION's tungsten wire is of impeccable quality, ensuring precise and reliable results in our experiments. Highly satisfied with the product's performance and durability.

Isabella Garcia

5.0

out of

5

The tungsten wire's exceptional durability has exceeded our expectations. It has withstood countless experiments, maintaining its structural integrity and delivering consistent results. Highly recommend!

Lucas Weber

4.9

out of

5

The tungsten wire's technological advancement has revolutionized our research. Its unique properties have enabled groundbreaking discoveries and pushed the boundaries of our scientific understanding.

Amelia Rodriguez

4.7

out of

5

KINTEK SOLUTION's tungsten wire has been an invaluable asset to our lab. Its consistent quality and exceptional performance have contributed to the success of numerous experiments.

Liam Brown

5.0

out of

5

The tungsten wire's rapid delivery was a lifesaver! It arrived just in time for a crucial experiment, ensuring our research stayed on schedule. Thank you, KINTEK SOLUTION, for your outstanding service.

Ava Johnson

4.8

out of

5

The tungsten wire's versatility has been remarkable. We've used it in various applications, and it has consistently exceeded our expectations. A must-have for any lab.

Oliver Smith

4.9

out of

5

The tungsten wire's exceptional quality has enhanced our lab's research capabilities. Highly satisfied with the product's performance and durability.

Isabella Garcia

5.0

out of

5

The tungsten wire's exceptional durability has exceeded our expectations. It has withstood countless experiments, maintaining its structural integrity and delivering consistent results. Highly recommend!

Lucas Weber

4.9

out of

5

The tungsten wire's technological advancement has revolutionized our research. Its unique properties have enabled groundbreaking discoveries and pushed the boundaries of our scientific understanding.

Amelia Rodriguez

4.7

out of

5

KINTEK SOLUTION's tungsten wire has been an invaluable asset to our lab. Its consistent quality and exceptional performance have contributed to the success of numerous experiments.

Liam Brown

5.0

out of

5

The tungsten wire's rapid delivery was a lifesaver! It arrived just in time for a crucial experiment, ensuring our research stayed on schedule. Thank you, KINTEK SOLUTION, for your outstanding service.

Ava Johnson

4.8

out of

5

The tungsten wire's versatility has been remarkable. We've used it in various applications, and it has consistently exceeded our expectations. A must-have for any lab.

Oliver Smith

4.9

out of

5

The tungsten wire's exceptional quality has enhanced our lab's research capabilities. Highly satisfied with the product's performance and durability.

Isabella Garcia

5.0

out of

5

The tungsten wire's exceptional durability has exceeded our expectations. It has withstood countless experiments, maintaining its structural integrity and delivering consistent results. Highly recommend!

Lucas Weber

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Hot Tags

tungsten boat evaporation boat thermal evaporation sources vacuum arc melting furnace

Shortcut

Thermally evaporated tungsten wire

Shipping:

Application

Detail & Parts

Technical specifications

Advantage

FAQ

What are tungsten boats?

What are the advantages of using tungsten boats?

What are thermal evaporation sources?

What are the main types of thermal evaporation sources?

What is vacuum arc melting process?

How do thermal evaporation sources work?

What is VAR Vacuum Arc Remelting (VAR)Furnace?

What are the advantages of using evaporation boats?

What are the advantages of using thermal evaporation sources?

How does vacuum arc melting furnace work?

What is the typical lifespan of an evaporation boat?

What applications are thermal evaporation sources used for?

What are the applications of vacuum arc melting furnaces?

Can evaporation boats be reused?

What are the advantages of using vacuum arc melting furnaces?

How do you select the appropriate evaporation boat material?

What safety precautions should be followed when using a vacuum arc melting furnace?

PDF - Thermally evaporated tungsten wire

Catalog of Thin Film Deposition Parts

Catalog of Tungsten Boat

Catalog of Evaporation Boat

Catalog of Thermal Evaporation Sources

Catalog of Vacuum Arc Melting Furnace

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Warm Isostatic Pressing for High-Density and Low-Defect Materials

A Guide to Choosing the Right Temperature for Warm Isostatic Press

A Comprehensive Guide to Vacuum Coating: Enhancing Performance and Aesthetics

Isostatic Pressing A Low Distortion Alternative to Extrusion

How to Ensure Molding Quality and Efficiency with Warm Isostatic Press

Challenges in Achieving Glow Discharge with Rhenium Targets in Magnetron Sputtering

Selecting Heating Elements for Vacuum Furnaces

Hot Tags