Products Lab Consumables & Materials Thin Film Deposition Parts Hemispherical Bottom Tungsten Molybdenum Evaporation Boat
Hemispherical Bottom Tungsten Molybdenum Evaporation Boat

Thin Film Deposition Parts

Hemispherical Bottom Tungsten Molybdenum Evaporation Boat

Item Number : KME-YD

Price varies based on specs and customizations


Material
Tungsten / Molybdenum
Size
customizable
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Application

The hemispherical bottom tungsten evaporation boat is a versatile and cost-effective solution for high-efficiency thin film deposition. Its precise evaporation control minimizes material waste, lowers costs and ensures uniform evaporation across the industry. The boat is designed for small amounts of thin film material, reducing precious metal waste and optimizing heat dissipation. Achieve superior deposition, minimize waste and lower costs with this innovative evaporation boat.

  • Semiconductor industry: Efficient material utilization, waste reduction, and manufacturing cost savings.
  • Electronics Industry: Cost-effective thin film deposition of electronic components reduces material waste.
  • Optical industry: It improves heat distribution and achieves uniform evaporation, which is an ideal choice for high-quality optical coatings.
  • Jewelry industry: Compatible with precious metals such as gold plating and silver plating in jewelry manufacturing.
  • Vacuum deposition system: suitable for different vacuum systems, including thin film solar cells and OLED displays.
  • Thin film research and production: stable performance, compatible with a variety of materials, suitable for research and large-scale production.

Detail & Parts

tungsten boat 89*12.5*0.39mm (L*W*Thickness)
89*12.5*0.39mm (L*W*Thickness)
tungsten detail on hemispherical bottom
50* 11* 0.3mm (L*W*Thickness);Round hole: diameter 10, depth 2.5mm
tungsten detail on hemispherical bottom
92* 27* 0.2mm (L*W*Thickness)
tungsten detail on hemispherical bottom
100* 30* 0.3mm (L*W*Thickness)
tungsten detail on hemispherical bottom

100* 19* 0.3mm (L*W*Thickness); Hemisphere: diameter 16.5 height 4.8mm

100*12.5*0.3mm (L*W*Thickness); Hemisphere: 11 in diameter and 3mm in height

tungsten detail on hemispherical bottom

50 / 60 *7 *0.2mm (L*W*Thickness); Hemisphere: Diameter 6 Height 1.9mm;

100*11*0.3mm (L*W*Thickness)

Convex boat
62*7* 0.2mm (L*W*Thickness)

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

Advantages

  • Efficient material utilization: Minimize the waste of precious metals and thin film materials, and reduce material costs.
  • Cost-effective: provide cost-effective solutions for thin film deposition processes.
  • Enhanced heat distribution: ensures uniform evaporation and reduces heat dissipation, improving deposition quality.
  • Stable and durable: high temperature resistance without deformation and damage, ensuring a longer service life.
  • Versatility: suitable for gold, silver, platinum, palladium and other deposition processes.
  • Easy to handle: The compact size and shape make it easy to handle and position in the evaporation chamber.
  • Compatibility: It can be used with different vacuum deposition systems to increase its applicability.
  • Consistent Performance: Provides reliable and reproducible results throughout the evaporation process.
  • Reduced risk of contamination: Due to the properties of tungsten, the risk of material contamination is low.
  • Long-term cost savings: Reduce material waste and increase efficiency, resulting in cost savings over time.

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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 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.

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.

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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Product Datasheet

Hemispherical Bottom Tungsten Molybdenum Evaporation Boat

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Thin Film Deposition Parts


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