Molybdenum Rotating Target Description
Stanford Advanced Materials (SAM) offers high-purity Molybdenum rotating targets for advanced thin-film applications, including flat panel displays, solar cells, and optical coatings. These targets are manufactured from high-purity Molybdenum, ensuring excellent electrical conductivity, thermal stability, and uniform film deposition.
The rotating design significantly increases material utilisation compared to planar targets, thereby extending lifespan and reducing production costs. The high melting point and exceptional thermal conductivity of Molybdenum facilitate stable performance even in high-temperature and high-vacuum environments, making it ideal for demanding coating processes.
SAM provides Molybdenum rotating targets in various sizes and specifications to meet the requirements of different sputtering systems. With precise manufacturing and stringent quality control, SAM ensures that its targets deliver consistent and reliable performance, supporting efficient and cost-effective thin-film deposition across various industries.
Specifications for Molybdenum Rotating Targets
Properties
|
Density
|
≥10.15 g/cm3
|
|
Average Grain Size
|
≤100 µm
|
|
Roughness
|
≤0.8 µm
|
|
Flatness
|
≤0.30 mm
|
|
Bonding Rate
|
≥98%
|
Chemical Composition. %
|
Main Component,
%, min
|
Mo
|
99.95
|
99.97
|
|
Impurity Content
(Weight percent),
%, max
|
Al
|
0.0050
|
0.0010
|
|
Ca
|
0.0020
|
0.0020
|
|
Cr
|
0.0100
|
0.0020
|
|
Cu
|
0.0020
|
0.0020
|
|
Fe
|
0.0050
|
0.0020
|
|
K
|
-
|
0.0020
|
|
Mg
|
0.0020
|
0.0010
|
|
Na
|
-
|
0.0010
|
|
Ni
|
0.0050
|
0.0010
|
|
Si
|
0.0050
|
0.0020
|
|
W
|
0.0300
|
0.0300
|
|
S
|
0.0050
|
-
|
|
Cd
|
0.0001
|
-
|
|
C
|
0.0100
|
0.0030
|
|
O
|
0.0080
|
0.0040
|
|
N
|
0.0030
|
0.0010
|
*The above product information is based on theoretical data. For specific requirements and detailed inquiries, please contact us.
Size (mm)
|
Rotating
|
G6
|
φ135/167*2158
|
|
G8.5
|
φ135/167*2692
|
*Custom sizes are available upon request. Please feel free to contact us for details.
Molybdenum Rotating Target Applications
- Flat Panel Displays (TFT-LCD & OLED): Used in the manufacture of thin-film transistors (TFTs) as an electrode layer that provides high conductivity and stability for display performance.
- Solar Cells (CIGS & Thin-film Photovoltaics): Acts as a back contact layer in Copper-Indium-Gallium-Selenide (CIGS) solar cells, enhancing efficiency and durability.
- Optical Coatings: Utilised in anti-reflective and conductive coatings for precision optical and electronic devices.
- Semiconductors & Microelectronics: Employed in barrier and interconnect layers for semiconductor fabrication, offering high-temperature stability and reliability.
- Touch Screens: Molybdenum alloys such as MoNb are used in sensor electrodes for touch screens, enhancing corrosion resistance and performance.
Packaging of Molybdenum Rotating Targets
Our products are packaged in custom boxes of various sizes based on the material dimensions. Smaller items are securely packaged in PP cartons, while larger items are placed in customised wooden crates. We adhere strictly to custom packaging requirements and utilise appropriate cushioning materials to ensure optimal protection during transport.
Packaging: Carton, Wooden crate, or custom.
Manufacturing Process
1. Brief Outline of the Manufacturing Process
2. Testing Procedures
- Chemical Composition Analysis - Verified using techniques such as GDMS or XRF to ensure compliance with purity requirements.
- Mechanical Properties Testing - Includes tests for tensile strength, yield strength, and elongation to assess material performance.
- Dimensional Inspection - Measures thickness, width, and length to ensure compliance with specified tolerances.
- Surface Quality Inspection - Checks for defects such as scratches, cracks, or inclusions through visual and ultrasonic inspection.
- Hardness Testing - Determines material hardness to confirm consistency and mechanical reliability.
FAQs about Molybdenum Rotating Targets
Q1: What advantages do rotating sputter targets have over planar targets?
A1: Rotating targets offer higher material utilisation (up to 80% or more) and longer lifespans compared to planar targets, reducing material waste and overall production costs.
Q2: In which industries are Molybdenum rotating targets typically used?
A2: These targets are frequently employed in flat panel displays (TFT-LCD & OLED), solar cells (CIGS thin-film photovoltaics), optical coatings, semiconductor manufacturing, and touch panel technology.
Q3: Can Molybdenum rotating targets be customised?
A3: Yes, we offer custom sizes, thicknesses, and bonding options for various sputtering systems and customer specifications.
Performance Comparison Table against Competitive Products
Molybdenum Rotating Target vs. Molybdenum Planar Target
|
Feature
|
Molybdenum Rotating Target
|
Molybdenum Planar Target
|
|
Material Utilisation
|
Up to 80-90%
|
Approximately 30-40%
|
|
Operating Life
|
Longer, less frequent replacement
|
Shorter, more frequent replacements required
|
|
Coating Uniformity
|
Uniform, ideal for large-area coatings
|
May exhibit thickness fluctuations
|
|
Production Costs
|
Higher upfront costs, but more economical in the long run
|
Lower initial costs but requires more frequent changeouts
|
|
Applications
|
Large-area coatings (TFT-LCD, solar cells, optical coatings)
|
Small-area coatings (semiconductors, precision electronics)
|
|
Sputtering Stability
|
Stable, lower material loss
|
Potentially less stable due to uneven erosion
|
|
Compatible Equipment
|
Requires rotating sputtering systems
|
Compatible with traditional planar sputtering systems
|
Related Information
- Raw Materials - Molybdenum
Molybdenum (Mo) is a high-melting metal known for its high melting point, excellent thermal and electrical conductivity, and outstanding corrosion resistance. It is a silvery-grey metal famed for its strength and stability under extreme conditions, making it indispensable for various industrial applications.
Key Properties:
Atomic Number: 42
Atomic Mass: 95.95
Density: 10.28 g/cm³
Melting Point: 2,617 °C (4,723 °F)
Boiling Point: 4,639 °C (8,382 °F)
Thermal Conductivity: 138 W/m-K
Applications of Molybdenum:
Electronics and Thin Film Coatings: Used in sputtering targets for TFT-LCD displays, solar panels, and semiconductor components.
Aerospace & High-Temperature Environments: Due to its heat resistance, it is used in high-performance alloys for aircraft and rocket components.
Energy Industry: Essential for nuclear reactors, power generation, and high-temperature furnaces.
Steel and Metal Alloys: Enhances strength, hardness, and corrosion resistance of stainless steels and superalloys.
Chemical Industry: Acts as a catalyst in petroleum refining and chemical processing.
The unique combination of high-temperature stability, durability, and conductivity renders Molybdenum an invaluable material for numerous sectors, particularly for advanced manufacturing and technology applications.
Specification
Properties
|
Density
|
≥10.15 g/cm3
|
|
Average Grain Size
|
≤100 um
|
|
Roughness
|
≤0.8 um
|
|
Flatness
|
≤0.30 mm
|
|
Bonding Rate
|
≥98%
|
Chemical Composition. %
|
Main Content,
%, min
|
Mo
|
99.95
|
99.97
|
|
Impurity Content
(mass fraction),
%, max
|
Al
|
0.0050
|
0.0010
|
|
Ca
|
0.0020
|
0.0020
|
|
Cr
|
0.0100
|
0.0020
|
|
Cu
|
0.0020
|
0.0020
|
|
Fe
|
0.0050
|
0.0020
|
|
K
|
-
|
0.0020
|
|
Mg
|
0.0020
|
0.0010
|
|
Na
|
-
|
0.0010
|
|
Ni
|
0.0050
|
0.0010
|
|
Si
|
0.0050
|
0.0020
|
|
W
|
0.0300
|
0.0300
|
|
S
|
0.0050
|
-
|
|
Cd
|
0.0001
|
-
|
|
C
|
0.0100
|
0.0030
|
|
O
|
0.0080
|
0.0040
|
|
N
|
0.0030
|
0.0010
|
*The above product information is based on theoretical data. For specific requirements and detailed inquiries, please contact us.
Size (mm)
|
Rotary
|
G6
|
φ135/167*2158
|
|
G8.5
|
φ135/167*2692
|
*Customized sizes are also available upon request. Feel free to contact us for details.
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