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Waste tungsten powder is a tungsten powder that cannot meet the requirements of the follow-up production dingally and may be recycled during production, logistics transportation, storage and use. Recycling waste tungsten powder can improve economic efficiency and reduce environmental pollution. In the process of powder metallurgy, a lot of waste tungsten powder is produced for various reasons. In the process of logistics transportation, storage and use, oxidation may occur, or other substances, it may be adulterated to cause insufficient purity,…

Ready to press tungsten powder is a kind of powder used for cemented carbide sintering. It has excellent physical and chemical properties, good fluidity and compressibility, high chemical content and good carbon control. Characteristics Ready to press tungsten powder has stable apparent density, good liquidity and compressibility. Its chemical content is high, and amount of carbon control is good. Applications Ready to press tungsten powder is a raw material sintered in cemented carbide. During sintering, a series of physicochemical processes…

The scandium oxide of nano scandium oxide doped tungsten powder is evenly distributed and has small particles. It can produce excellent performance of the scandium tungsten matrix, improve the anti-ion bombardment performance, and help to improve cathode emission uniformity. Preparation Nano scandium oxide doped tungsten powder can be liquid-solid doping method by the decomposition of the reduction process. Scandium oxide evenly covered the surface of tungsten particles, pinning the role of inhibiting grain growth. Applications Nano scandium oxide doped tungsten…

Tungsten aluminum powder is a kind of doped tungsten powder, which is prepared by tungsten powder mixed with aluminum. Its aluminum content is very low, and the oxygen content can be determined by the pulse heating coulometry. Aluminum is volatile at high temperatures, which may affect the determination of oxygen content. So It usually adopts the pulse heating coulombic oxygen method, this method is accurate, reliable, sensitivity and the minimum detection limit of the instrument can meet the production and…

Rare earth doped tungsten powder is a kind of tungsten powder doped with rare earth elements. It has a finer grain size, higher purity, and a regular cubic shape of powder, with higher potassium content. The doped tungsten products prepared with rare earth doped tungsten powder have excellent properties at high temperature and normal temperature. Under the condition of the same reduction process, rare earth elements can reduce the reduction rate of doped tungsten powder, split time later. In the…

Scandium doped tungsten powder is Sc2O3 doped tungsten powder, which is prepared by liquid-solid doping. It is used in the preparation of scandium – containing tungsten cathode, which is thermionic emission uniformity, strong ability to resist ion bombardment. Sc2O3 powder was evenly adhered to the surface and crack of the doped tungsten powder, and Sc2O3 was evenly covered in the tungsten particles, and increased with the tungsten contact surface, increasing the binding force of scandium and tungsten. Scandium tungsten powder…

Spherical tungsten carbide powder has the uniqueness of the preparation technology and excellent performance, is a high-tech materials, thermal spraying spherical appearance, internal grain fine powder, high hardness and better the wear resistance of the coating, powder, good fluidity, etc. Characteristic Compared with the common polygonal tungsten carbide powder, the spherical tungsten carbide powder has two remarkable characteristics: first, the appearance is spherical, the powder fluidity is good, and the surface quality of the workpiece is high. The second is…

Spherical densification tungsten powder has the advantages of good quality, high purity and uniform particle size distribution, commonly prepared by plasma method. Porous tungsten matrix prepared with spherical densification tungsten powder, connected with uniform pore structure, can store more barium emission materials. Applications Porous tungsten matrix prepared with spherical densification tungsten powder can provide uniform interconnected pore structure, can provide ample storage space for emitting material barium and migration channel, so that it can effectively improve the emission current density,…

Spherical tungsten particle are bright grey tungsten powder with spherical shape, good flow performance and high density, widely used in thermal spraying, porous materials and powder metallurgy technology. Characteristic Good flow performance, high density. Granularity The particle size of the spherical tungsten particle is generally loose and porous, and the distribution is uniform, which can be obtained by oxidation of the metal tungsten powder with low temperature and slow oxidation. Applications Spherical tungsten particle is used in surface coating, oil…

Fine spherical tungsten powder is spherical tungsten powder with finer grain size, has excellent characteristics, widely used in powder metallurgy, satellite positioning propeller, rocket nozzle bushing, can use the special tungsten powder reduction technology, the traditional preparation equipment and process. Preparation The special reduction technology of tungsten powder can be used to prepare fine spherical tungsten powder through traditional equipment and process. When producing spherical tungsten powder with fine grain size, iron oxidation not only increases the oxygen content of…