Nuclear Reactor Components via Tungsten 3D Printing

What Exactly is Spherical Tungsten Powder?

Spherical tungsten powder is a type of tungsten which has been created specifically to print 3D. This powder is meticulously made to form the form of a spherical for this reason each powder particle being extremely homogeneous and small in proportion, making it possible for excellent printing results.

What is Tungsten Powder?

Tungsten powder is a type of powdered metallic tungsten, utilized as a raw material for your preparation of tungsten-processed substances including alloys, tungsten products and. It is a gray-black metal using a metallic Lustre (body-centred cubic crystal). Melting point 3400. Boiling points 5555. The tungsten’s hardness is the most hard of the metals. The toughest tungsten rod is 200250 in fact it is the most challenging tungsten rod that has been spun following the spinning hammer spins is 350400. It is soluble throughout the mix acid of nitric acid along with hydrofluoric acid. It melts from the mix of sodium hydroxide and carbonate. A little bit soluble in nitric acid and sulfuric acid as well as aqua regia, insoluble in hydrofluoric acid and water. potassium hydroxide. Tungsten has two varieties A and B. At normal temperature and atmospheric pressure, type A is a solid cylindrical structure that may be body-centered. Type B tungsten is able to be found in the presence of oxygen. It can be stable to 630degC, and after that transforms to your tungsten at temperatures above 630degC. This treatment is unreversible.

Difference between tungsten powder and spherical tungsten powder

Tungsten powder and tungsten spherical powder are powder kinds of tungsten, nonetheless they have obvious variations in morphology, particle size and application.

Morphology


Tungsten powder is generally in granular form, while spherical tungsten powder is a spherical powder after special processing. This spherical shape allows tungsten powder to flow and fill better in applications for example 3D printing, providing more uniform printing results.

Particle Size


While tungsten powders have relatively large particle sizes, spherical tungsten powders have very fine particle sizes, usually within the nanometer range. This fine particle size allows 200 mesh tungsten powder to suit better in the nozzle in the 3D printer, providing finer print details. Simultaneously, the fine particles may also be able to fill the print bed, improving the density and strength from the printed part.

Applications


Tungsten powder has a wide array of applications in numerous fields, like light bulb manufacturing, electronics, and mechanical parts. Within these applications, tungsten powder is frequently used as a filler or alloying element. Spherical tungsten powder, around the other hand, is extremely appropriate for areas including 3D printing, where it is capable of creating more advanced, high-precision parts and devices due to its excellent flowability, filling effect and printability.

How would you prepare tungsten powder?

It is actually made by the hydrocarbon reduction on tungsten trioxide, or ammonium paratungstate. The procedure of making the tungsten powder through hydrogen reduction could be separated into two phases one stage in the first stage, at temperatures of 500-700degC, tungsten oxide is reduced to tungsten oxide; within the second phase, at 700-900°C at which point tungsten dioxide will likely be reduced towards the tungsten powder. The reduction reaction is normally performed by the form of a tube or rotary furnace.

The efficiency of tungsten reduced powder (for example quality as well as particle size, composition, size, etc.) mostly depends from the approach to reduction. In the process of reducing tungsten inside an oven tube, the main factors affecting the rate of reduction are temperatures of reduction, amount of tungsten oxide to the burner vessel along with the speed of motion how the vessel is in, along with the rate of flow of hydrogen, and the amount of moisture in hydrogen. Since the temperatures of reduction, size of tungsten powder gets more coarse.

Creation of tungsten powder together with the means of hydrogen reduction, additionally there is a tungsten oxide carbon reduction methods employed in the beginning The reduction temperature is higher than 1050 degrees Celsius . The purity of the tungsten oxide powder which is produced using this strategy is poor. Furthermore, if you use calcium, aluminum zinc, and various other reduction processes of tungsten oxide research is currently underway. For specific applications which require ultra-fine, ultrapure particle size of tungsten powder the development of the tungsten chloride hydrogen reduction process The tungsten powder particle size is less than .05mm.

Industrial production may be accomplished through the lowering of tungsten trioxide by hydrogen, or ammonium partungstate is treated with acid then tungsten trioxide can be created by maturation decomposition and then reduced using hydrogen.

Hydrogen reduction using tungsten trioxide hydrogen reduction can be achieved in 2 steps The 1st stage takes place when tungsten trioxide heating to 550-800 , using hydrogen reduction. The following stage of reduction occurs between 650 and 850 the tungsten powder is completed.

Also, it is actually easy to reduce ammonium paratungstate into blue tungsten oxide (blue tungsten) initially by hydrogen, or, if not by hydrogen then reduce it back to tungsten by hydrogen. The size and style and content of your tungsten powder are an important quality indicator of your tungsten powder. The reduction process is performed using a tube or perhaps the rotary furnace.

Spherical tungsten powder has the following advantages:

Spherical shape: The spherical shape allows the tungsten powder to higher fill the print bed in the printing process, providing a much more uniform print result. In comparison with traditional granular tungsten powder, spherical tungsten powder can better adjust to the 3D printing head and supply a smoother printing process.

Fine particle size: The fine particle size allows the tungsten powder to better go with the nozzle from the 3D printer, providing finer print details. The fine particles also fill paper bed better, improving the density and strength from the printed part.

Uniform particle distribution: Uniform particle distribution reduces clogging and defects through the printing process and improves print success. In traditional granular tungsten powders, the particle distribution is normally not uniform enough, which can lead to clogging or defects through the printing process. The uniform particle distribution of spherical tungsten powder can effectively solve this challenge.

High purity: High-purity tungsten powder can provide better print performance and higher print quality. In some applications, it is required to use high-purity material for printing to guarantee the quality and gratifaction of parts.

Spherical Tungsten Powder Application Areas

Spherical tungsten powder has a wide range of applications, including yet not restricted to the next areas:

Aerospace: Spherical tungsten powder could be used to manufacture high-performance parts such as aircraft structural components and engine parts. In these applications, our prime strength, high density and high purity characteristics of tungsten powder can offer better printing performance and quality.

Automotive industry: Spherical tungsten can be used for the creation of parts for automobiles, including chassis parts, engine components and also other parts. The strong durability and potential to deal with temperature of tungsten powder will enhance printing quality and performance.

Medical field: Spherical tungsten may be used to create medical devices like dental implants, surgical instruments and others. Our prime biocompatibility and also the high strength of tungsten powder could enhance print quality and printing performance.

Architecture: Spherical tungsten powder may be used to manufacture architectural models and components. Our prime strength and wear-resistant properties of tungsten powder can offer better printing performance and quality.

Electronics: Spherical tungsten powder may be used to manufacture electronic devices, for example semiconductor devices, circuit boards etc. The high thermal and electrical conductivity of tungsten powder can provide better printing performance and quality.

It should be noted that using spherical tungsten powder for 3D printing demands a certain amount of skill and experience. When you are a newbie, it is strongly recommended to practice with some more accessible 3D printing materials first. Concurrently, using tungsten powder for 3D printing also requires special focus on safety, as tungsten is a high-density metal that may easily cause problems for a persons body. When you are performing so, make sure to adhere to the relevant safety regulations and operating procedures.

Spherical Tungsten Powder Supplier

TRUNNANO is a reliable concrete additives supplier with over 12-year experience in nano-building energy conservation and nanotechnology development.
If you are looking for high-quality Spherical Tungsten Powder,please feel free to contact us and send an inquiry. We accept payment via Credit Card, T/T, West Union, and Paypal. TRUNNANO will ship the goods to customers overseas through FedEx, DHL, by air, or by sea.