Technical Specifications:
- Material: Tungsten Disulfide (WS₂)
- Purity: 99.9% or higher
- Particle Size: 1 µm (micron)
- Shape: Typically irregular or angular, depending on the manufacturing process
- Density: Approximately 7.5 g/cm³
- Melting Point: Approximately 1,400°C (2,552°F)
- Boiling Point: Sublimes at approximately 1,700°C (3,092°F)
Chemical Composition:
- Tungsten (W): ~80%
- Sulfur (S): ~20%
Applications:
1. Lubricant and Solid Lubricant Coatings:
- Tungsten Disulfide (WS₂) is widely used as a solid lubricant due to its low friction coefficient and excellent performance in extreme conditions. The 1 µm powder is ideal for use in high-temperature, high-pressure environments, such as in aerospace, automotive, and industrial machinery.
- It is often used in lubricating coatings for metal parts, bearings, and gears to reduce wear and friction while maintaining stable performance at high temperatures.
2. Semiconductor and Electronics:
- WS₂ is used in electronic applications due to its excellent conductivity and semi-metallic properties. The 1 µm powder is used in the development of thin films, transistors, and semiconductors in high-performance electronics.
- Tungsten Disulfide is also being explored for use in nanoelectronics and 2D material devices, where its unique electronic properties can improve performance in transistor switching and memory devices.
3. Aerospace and Automotive Applications:
- WS₂ is ideal for use in aerospace and automotive applications, where high-performance lubricants are needed. It is commonly used in jet engines, turbine blades, and high-stress mechanical components.
- The powder’s low coefficient of friction and ability to perform under extreme temperatures and high pressures makes it a valuable material in engine components, landing gear, and brake systems that require long-term durability and wear resistance.
4. Wear-Resistant Coatings:
- Tungsten Disulfide (WS₂) is widely used to create wear-resistant coatings for components exposed to high friction and wear, such as cutting tools, drilling equipment, pumps, and machinery parts.
- It is commonly applied via thermal spraying, PVD, or CVD to create protective coatings that extend the life of equipment in industries such as mining, oil and gas, metalworking, and cement production.
5. Space Applications:
- WS₂ is often used in space applications due to its ability to withstand the harsh environments of space, including high radiation and extreme temperatures. It is used in spacecraft, satellites, and space exploration vehicles to reduce friction in mechanical parts like mechanisms, gears, and seals.
- The material’s high thermal stability and low friction properties make it an ideal candidate for space technology, particularly in situations where conventional lubricants would fail due to the vacuum of space and extreme temperatures.
6. Energy Storage and Supercapacitors:
- Tungsten Disulfide is also explored for use in energy storage devices such as supercapacitors and batteries due to its unique properties. The 1 µm powder is utilized in the development of electrode materials for supercapacitors and lithium-ion batteries, improving energy density and cycle stability.
- The material’s conductivity and stability at high voltages make it useful in energy storage systems designed for electric vehicles (EVs), renewable energy storage, and backup power systems.
7. Nuclear Applications:
- WS₂ is also used in nuclear technology for its radiation resistance and high temperature stability. It is used in components such as fuel cladding and reactor components where material performance under high radiation and extreme temperatures is crucial.
- It’s particularly effective in high-temperature gas-cooled reactors (HTGRs) and other advanced nuclear reactor designs where materials need to perform reliably over extended periods in radiation-intensive environments.
8. Medical Devices:
- Due to its biocompatibility, Tungsten Disulfide is used in the manufacture of medical devices such as implants and surgical instruments that require low friction and wear resistance. It can also be used in dental tools due to its stability and ability to resist wear over time.
- Its corrosion resistance and durability make it ideal for use in components that interact with human tissues, particularly in joint replacements and prosthetics.
9. Research and Development:
- WS₂ is widely used in research and development due to its unique properties, particularly in nanotechnology and materials science. Researchers are exploring its potential for use in advanced electronics, nanoelectronics, sensor technology, and energy harvesting systems.
- Its lubricating properties and semi-metallic behavior make it useful in developing next-generation materials and nano-devices with enhanced performance in both electronic and mechanical systems.
Summary:
Tungsten Disulfide Micron Powder (WS₂, 99.9%, 1 µm) is a highly versatile material known for its low friction, high temperature stability, wear resistance, and lubricating properties. It is used in a wide range of industries, including aerospace, automotive, electronics, energy storage, and medical devices. Its small particle size allows for effective dispersion in coatings and materials, ensuring long-lasting performance in high-stress and high-temperature environments. Tungsten Disulfide is essential for high-performance lubrication, wear-resistant coatings, and advanced technology applications.
