Tungsten

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Barium Tungsten Electrode for Night Vision Equipment 4

Barium tungsten electrode may be used as an efficient electron emission source in night vision equipment, and the photoelectric conversion efficiency is improved by combining the low work function of barium with the stability of tungsten. Its application is mostly seen in traditional or special night vision equipment, especially in scenes that require high current density or specific infrared response. The core component of night vision equipment is the image intensifier, whose main function is to convert weak light signals…

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Barium Tungsten Electrodes for Plasma Generation Devices 3

Barium tungsten electrodes, owing to their unique physicochemical properties, demonstrate extensive application potential in plasma generation devices. As a core electron emission source, their low work function and high current density characteristics provide critical support for the diversified applications of plasma technology. In the field of high-frequency plasma generation, barium tungsten electrodes serve as the core component for maintaining stable operation of high-power plasma. Such devices excite gas ionization through high-frequency electric fields, forming high-temperature and high-density plasma torches widely…

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Barium Tungsten Electrodes for Electropulse Sterilization Equipment 7

The barium tungsten electrode used in electropulse sterilization equipment is a high-performance electrode material. Its core advantages lie in the combination of tungsten’s high melting point, corrosion resistance, and barium’s low work function characteristics. I. Application Principles of Barium Tungsten Electrodes in Electropulse Sterilization Equipment Barium tungsten electrodes are primarily used to generate high-intensity pulsed electric fields in electropulse sterilization equipment. Instantaneous high-voltage pulses directly disrupt the cell membrane structure of microorganisms, causing leakage of cellular contents and subsequent death.…

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Barium Tungsten Electrodes for Plasma Equipment 3

In plasma equipment, barium tungsten electrodes are frequently used as cathode materials due to their superior electron emission properties and high-temperature resistance. Below is a concise overview of the applications of barium tungsten electrodes in plasma equipment: I. Characteristics of Barium Tungsten Electrodes 1. High Electron Emission Capability: Barium, a low work function material, when doped into a tungsten matrix, significantly lowers the electron escape work, enhancing the electrode’s electron emission efficiency at low temperatures. This is critical for arc…

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Ammonium Metatungstate: a Green New “Weapon” for Waste Gas Treatment 29

CTIA GROUP LTD’s Ammonium Metatungstate (AMT), a white or slightly yellowish crystalline powder, is highly water-soluble, in stark contrast to the sparingly soluble ammonium paratungstate. As a critical inorganic chemical raw material, AMT is widely used across multiple industries. In tungsten metal production, AMT serves as a core precursor, transformed through complex reactions into high-purity tungsten powder for aerospace and electronics. In fire-resistant fabrics, AMT imparts superior flame-retardant properties, used in firefighter suits and fireproof curtains. In the ceramics industry,…

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Ammonium Metatungstate: the Invisible Shield of Fire-Resistant Fabrics 27

Fire-resistant fabrics, engineered with special treatments or additives like flame retardants, slow or prevent flame spread and reduce burning rates. These properties provide critical time for escape during fires, minimizing harm to life and property. CTIA GROUP LTD’s Ammonium Metatungstate (AMT), a key functional raw material, shines in fire-resistant fabric production with its unique “hardcore” capabilities. I. AMT: The “Hardcore” Guardian of Fire-Resistant Fabric Production CTIA GROUP LTD’s Ammonium Metatungstate (AMT), a tungsten-containing inorganic compound, is a vital additive in…

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The Invisible Force in Petroleum Refining: How Ammonium Metatungstate Shines 25

Petroleum, often dubbed the “lifeblood of industry,” is a complex mixture of hydrocarbons in its crude form, requiring refining to unlock its full potential. Petroleum refining, akin to a magical transformation, converts crude oil into valuable products like gasoline, diesel, and lubricants, which permeate every facet of modern life. In oil-rich nations, refining is a cornerstone of the economy, driving significant growth. However, this intricate process demands advanced technologies and efficient catalysts to ensure smooth operations and consistent product quality.…

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From Ammonium Metatungstate to Tungsten Powder: Unlocking the Hidden Code of Industrial Manufacturing 23

In the vast landscape of modern industry, tungsten powder, though seemingly unremarkable, plays a critical role as an unsung hero. From everyday electronics to soaring aerospace vehicles and high-performance automobiles, tungsten powder is indispensable. In the electronics sector, CTIA GROUP LTD’s tungsten powder, with its excellent electrical conductivity and high melting point, is ideal for manufacturing electrodes, thermocouples, and other components. As electronic devices trend toward miniaturization and higher performance, the demand for high-purity, fine-grained tungsten powder continues to rise.…

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Ammonium Metatungstate: Illuminating the Quality of the Ceramics Industry 12

Ceramics, one of the greatest inventions in human history, have evolved over thousands of years from simple household items to critical materials in industries, technology, and art. From everyday tableware and teaware to architectural tiles and sanitary ware, and even key components in aerospace and electronics, ceramics are ubiquitous. Behind the thriving modern ceramics industry, an “invisible hero” plays a vital role: Ammonium Metatungstate (AMT). Though unfamiliar to the general public, AMT significantly enhances ceramic performance and drives industry progress.…

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Application of Tungsten Crucibles in Single Crystal Growth 31

Single crystal growth is a key process for the preparation of high-purity and structurally perfect crystals, which are widely used in semiconductors, photovoltaics, lasers and optical devices, such as the preparation of silicon single crystals, sapphire single crystals and gallium arsenide single crystals. As a high-temperature container, tungsten crucibles are able to withstand extreme process conditions, ensuring stable and high quality crystal growth. Role in the growth of single crystals Single crystal growth is typically done using processes such as…

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