Products Lab Consumables & Materials Thin Film Deposition Parts Molybdenum/tungsten/tantalum evaporation boat - special shape
Molybdenum/tungsten/tantalum evaporation boat - special shape

Thin Film Deposition Parts

Molybdenum/tungsten/tantalum evaporation boat - special shape

Item Number : KME01-2

Price varies based on specs and customizations


Material
Tungsten / Molybdenum / Tantalum
Specification
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Introduction

Tungsten evaporation boat, also known as evaporated tungsten boat or coated tungsten boat, is a device used in vacuum coating and sintering furnace industries. It is made by high-temperature stamping of tungsten sheet and comes in various specifications and shapes. Tungsten boats are typically employed in evaporation processes, where they hold low melting point metals that are vaporized and deposited onto surfaces when heated to around 2000 degrees Celsius. They are also used in ship industries to create metal parts by sintering tungsten metal and connecting its ends with wires.

Application

Evaporation boat sources are important components used in thermal evaporation systems to facilitate the deposition of metals, alloys and various materials. The boats come in different thicknesses and are made from tungsten, tantalum and molybdenum, ensuring compatibility with a wide variety of power sources. Their importance lies in their key role in vacuum evaporation and thin film deposition processes, including the widely adopted electron beam fabrication technique. These multi-functional tools have a wide range of applications in industries such as vacuum coating, electronics, solar energy and metallurgy. To prevent cracking, the container must be heated gradually. Therefore, evaporation boats have become an indispensable part in material analysis and thin film deposition, making a significant contribution to scientific and technological progress.

Tungsten Boats

  • Light industry, electronics, military industry, semiconductor industry.
  • Coating, precision ceramic sintering, capacitor sintering, bell jar, electron beam spraying.
  • X-ray diagnostic targets, crucibles, heating elements, X-ray radiation shielding.
  • Sputtering targets, electrodes, semiconductor substrates.
  • Electron tube components, electron beam evaporation emission cathode, ion implanter cathode, anode.

Molybdenum Boats

  • Vacuum deposition material
  • High-efficiency carrier in the furnace.
  • Air vacuum thermal evaporation, rare earth industry, nuclear fuel sintering, capacitor discharge sintering.
  • Bearing boats and related parts for mechanical high-temperature furnaces.

Tantalum Boats

  • Capacitors and electronic products
  • Chemical reaction tube
  • Nuclear reactors
  • Heat exchangers
  • Distillation equipment

Detail & Parts

Butterfly tungsten boat

T0.2/0.3*W20*L100;

Slot size: 50 long by 5.5 deep, in the hull

15.5 in width, 8.6 in the middle of the bottom of the groove

Convex boat

T0.2*W7*L62;

Groove length 20, groove depth 1.3, height 5

sinking evaporator

TO.3*W9.9*L91;

Groove length 41, groove depth 1.5, height 11

Convex boat detail

T0.3*W15.5*L102;

Groove length 50, groove depth 3.5, height 14

sinking evaporator detail 2

T0.2*W15.5*L102;

The groove length is 43, the inner length is 35, the groove depth is 3.0,

height 9

Convex boat detail

TO.2*W15.5*L102;

The groove length is 43, the inner length is 35, and the groove depth is 30.

height 9

large capacity evaporation boat

T0.2*W23*L102;

The length of the slot is 67, the upper width of the slot is 30, and the inner side is long

42, groove depth 9.6, height 20

evaporation boat

TO.2*W18*L78;

Groove length 40, groove width 18, groove depth 1.8,

evaporation boat detail 3

L45*W13*T02

50/55/60/65/70/80*13*0.2

90/100*13*0.3

Molybdenum folding boat
0.12*15*8*100

 

Features 

Tungsten evaporation boats are a crucial component of vacuum coating systems, offering exceptional performance and durability:

  • Exceptional Durability and Robustness:** tungsten evaporation boats are engineered to withstand the demanding conditions of vacuum coating processes, ensuring long operating lifetimes and consistent performance.
  • Smooth and Even Spreading of Molten Metals:** The unique design of these boats facilitates the uniform distribution of molten metals, resulting in high-quality coatings with optimal thickness and composition.
  • Versatile Metal Deposition:** Tungsten evaporation boats enable the vacuum deposition of a wide range of metals, providing flexibility for various coating applications.
  • Purity Preservation:** The high purity of tungsten material used in these boats helps maintain the integrity of the deposited metal films, ensuring their reliability and performance.

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 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 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.

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.
View more faqs for this product

4.8

out of

5

The tantalum evaporation boat has been a great addition to our lab. It's durable, easy to use, and has helped us improve the quality of our coatings.

Isabella Eke

4.9

out of

5

The delivery of the molybdenum evaporation boat was lightning fast! It arrived within two days of ordering, which was a lifesaver as we needed it urgently for a project.

Oliver Piotrowski

4.7

out of

5

The tungsten evaporation boat is a great value for the price. It's well-made and has held up well under heavy use. We've used it to coat a variety of materials, and it's always produced excellent results.

Amina Singh

5.0

out of

5

The tantalum evaporation boat is a game-changer for our lab. It's allowed us to achieve a level of precision and accuracy that we couldn't have imagined before. We're so glad we made the switch!

Lucas Moreau

4.9

out of

5

The tungsten evaporation boat is a top-notch product. It's made with high-quality materials and has a sturdy construction. We've been using it for several months now and it's still going strong.

Harper Patel

4.8

out of

5

The molybdenum evaporation boat is a great investment. It's durable and has helped us improve the efficiency of our coating process. We highly recommend it!

Amelia Martin

5.0

out of

5

The tantalum evaporation boat has been a lifesaver for our lab. It's allowed us to coat materials that we couldn't before, and it's helped us improve the quality of our products.

Elijah Dubois

4.7

out of

5

The tungsten evaporation boat is a great addition to our lab. It's easy to use and has helped us improve the quality of our coatings. We're very happy with it!

Isabella Garcia

4.9

out of

5

The molybdenum evaporation boat is a great value for the price. It's well-made and has held up well under heavy use. We've used it to coat a variety of materials, and it's always produced excellent results.

Oliver Chen

5.0

out of

5

The tantalum evaporation boat is a game-changer for our lab. It's allowed us to achieve a level of precision and accuracy that we couldn't have imagined before. We're so glad we made the switch!

Amina Johnson

4.9

out of

5

The tungsten evaporation boat is a top-notch product. It's made with high-quality materials and has a sturdy construction. We've been using it for several months now and it's still going strong.

Lucas Smith

4.8

out of

5

The molybdenum evaporation boat is a great investment. It's durable and has helped us improve the efficiency of our coating process. We highly recommend it!

Harper Jones

5.0

out of

5

The tantalum evaporation boat has been a lifesaver for our lab. It's allowed us to coat materials that we couldn't before, and it's helped us improve the quality of our products.

Amelia Brown

4.7

out of

5

The tungsten evaporation boat is a great addition to our lab. It's easy to use and has helped us improve the quality of our coatings. We're very happy with it!

Elijah Baker

4.9

out of

5

The molybdenum evaporation boat is a great value for the price. It's well-made and has held up well under heavy use. We've used it to coat a variety of materials, and it's always produced excellent results.

Isabella Mitchell

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